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2000

Arbogast, B.F., Knepper, D.H., and Langer, W.H., 2000, The human factor in mining reclamation: U.S. Geological Survey Circular 1191, 28 p., https://pubs.usgs.gov/circ/2000/c1191/.

Bove, D.J., Hon, Ken, Budding, K.E., Slack, J.F., Snee, L.W., and Yeoman, R.A., 2000, Geochronology and geology of late Oligocene through Miocene volcanism and mineralization in the western San Juan Mountains, Colorado: U.S. Geological Survey Open-File Report 99–347, 33 p., https://pubs.usgs.gov/of/1999/ofr-99-0347/.

Bove, D.J., and Knepper, D.H., 2000, Surface water data and geographic relation to Tertiary age intrusions and hydrothermal alteration in the Grand Mesa, Uncompahgre, and Gunnison National Forests (GMUG) and intervening Bureau of Land Management (BLM) lands: U.S. Geological Survey Open-File Report 00–271, online only, https://pubs.usgs.gov/of/2000/ofr-00-0271/.

Church, S.E., Fey, D.L, Unruh, D.M., Vaughn, R.B., and Taggart, J.E., Jr., 2000, Geochemical and isotopic data from streambed sediment, Animas River watershed, Colorado, 1995-1999: U.S. Geological Survey Open-File Report 00–244, 17 p., https://pubs.usgs.gov/of/2000/ofr-00-0244/.

Crock, J.G., Gough, L.P., Wanty, R.B., Day, W.C., Wang, B., Gamble, B.M., Henning, M., Brown, Z.A., and Meier, A.L., 2000, Regional geochemical results from the analyses of rock, water, soil, stream sediment, and vegetation samples: Fortymile River Watershed, east-central, Alaska, 1998 sampling: U.S. Geological Survey Open-File Report 00–511, 157 p., https://pubs.usgs.gov/of/2000/ofr-00-0511/.

Eppinger, R.G., Briggs, P.H., Rosenkrans, Danny, and Ballestrazze, Vanessa, 2000, Environmental geochemical studies of selected mineral deposits in Wrangell-St. Elias National Park and Preserve, Alaska: U.S. Geological Survey Professional Paper 1619, 41 p., https://pubs.usgs.gov/pp/p1619/.

Fey, D.L., Church, S.E., and Finney, C.J., 2000, Analytical results for Bullion Mine and Crystal Mine waste samples and bed sediments from a small tributary to Jack Creek and from Uncle Sam Gulch, Boulder River watershed, Montana: U.S. Geological Survey Open-File Report 00–031, 63 p., https://pubs.usgs.gov/of/2000/ofr-00-0031/.

Fey, D.L., Church, S.E., and Unruh, D.M., 2000, Geochemical and lead isotopic data from sediment cores, fluvial tailings, iron bogs, and pre-mining terrace deposits, Animas River watershed, Colorado, 1995-1999: U.S. Geological Survey Open-File Report 00–465, online only, https://pubs.usgs.gov/of/2000/ofr-00-0465/.

Fey, D.L., Desborough, G.A., and Finney, C.J., 2000, Analytical results for total-digestions, EPA-1312 leach, and net acid production for twenty-three abandoned metal-mining related wastes in the Boulder River watershed, northern Jefferson County, Montana: U.S. Geological Survey Open-File Report 00–114, 17 p., https://pubs.usgs.gov/of/2000/ofr-00-0114/.

Fey, D.L., Nash, J.T., Yager, D.B., and Desborough, G.A., 2000, Analytical results for mine dump samples and leachate solutions, upper Animas River watershed, San Juan County, Colorado: U.S. Geological Survey Open-File Report 00–338, 19 p., https://pubs.usgs.gov/of/2000/ofr-00-0338/.

Fishman, N.S., Evans, J M., Olmstead, R.J., and Langer, W H., 2000, 3-D image of urban areas and mountains of the northern Front Range, Colorado: U.S. Geological Survey Geologic Investigations Series I-2750-A, 1 sheet plus 3 p. pamphlet, https://pubs.usgs.gov/imap/i-2750-a/.

Hageman, P.L., Briggs, P.H., Desborough, G.A., Lamothe, P.J., and Theodorakos, P.M., 2000, Synthetic Precipitation Leaching Procedure (SPLP) leachate chemistry data for solid mine-waste composite samples from southwestern New Mexico, and Leadville, Colorado: U.S. Geological Survey Open-File Report 00–033, 18 p., https://pubs.usgs.gov/of/2000/0033/.

Hageman, P.L., Desborough, G.A., Lamothe, P.J., and Theodorakos, P.M., 2000, Update and revisions for Open-File Report 98–624, synthetic precipitation leaching procedure (SPLP) leachate chemistry data for solid mine-waste composite samples from the Silverton and Leadville districts in Colorado: U.S. Geological Survey Open-File Report 00–150, 16 p., https://pubs.usgs.gov/of/2000/0150/. [Supersedes USGS Open-File Report 98–624]

Haley, B.R., Queen, J.E., and Green, G.N., 2000, The Geologic Map of Arkansas: U.S. Geological Survey Special Publication, GIS database data scale 1:500,000, https://pubs.usgs.gov/sm/arkansas/.

Kelley, K.D., and Gough, L.P., eds., 2000, Geologic studies in Alaska by the U.S. Geological Survey, 1998: U.S. Geological Survey Professional Paper 1615, 224 p., https://pubs.usgs.gov/pp/p1615/.

King, H.D., and Chaffee, M.A., 2000, Analytical results and sample locality map for rock, stream-sediment, and soil samples, northern and eastern Colorado Desert BLM Resources area, Imperial, Riverside, and San Bernardino counties, California: U.S. Geological Survey Open-File Report 00–105, 163 p., https://pubs.usgs.gov/of/2000/ofr-00-0105/.

Langenheim, V.E., Duval, J.S., Wirt, Laurie, and DeWitt, Ed, 2000, Preliminary report on geophysics of the Verde River headwaters region, Arizona: U.S. Geological Survey Open-File Report 00–403, 28 p., http://geopubs.wr.usgs.gov/open-file/of00-403/.

Lindsey, D.A., 2000, Petrology of arkosic sandstones, Pennsylvanian Minturn Formation and Pennsylvanian and Permian Sangre de Cristo Formation, Sangre de Cristo Range, Colorado – data and preliminary interpretations: U.S. Geological Survey Open-File Report 00–474, 45 p., https://pubs.usgs.gov/of/2000/ofr-00-0474/.

Marsh, S.P., Richter, D.H., Ludington, Steve, Soria-Escalante, Eduardo, and Escobar-Diaz, Angel, 2000, Fifteen 1° x 2° digital geologic maps of the Altiplano and Cordillera Occidental, Bolivia in Arc/Info export format: U.S. Geological Survey Open-File Report 97–174, 15 ARC/INFO export files, http://pubs.er.usgs.gov/publication/ofr97174.

Nash, J.T., 2000, Hydrogeochemical data for historic mining areas, Humboldt watershed and adjacent areas, northern Nevada: U.S. Geological Survey Open-File Report 00–459, 13 p., https://pubs.usgs.gov/of/2000/ofr-00-0459/.

Nash, J.T., 2000, Geochemical studies of mines, dumps, and tailings as sources of contamination, upper Animas River watershed, Colorado: U.S. Geological Survey Open-File Report 2000–104, 1 disc, http://pubs.er.usgs.gov/publication/ofr00104. [Supersedes USGS Open-File Report 99–170 and USGS Open-File Report 99–323]

Nutt, C.J., 2000, Geologic map of the Alligator Ridge area, including the Buck Mountain East and Mooney Basin Summit quadrangles and parts of the Sunshine Well NE and Long Valley Slough quadrangles, White Pine County, Nevada: U.S. Geological Survey Geologic Investigations Series I-2691, 1 plate, scale 1:24,000, https://pubs.usgs.gov/imap/i-2691/.

Phelps, G.A., McKee, E.H., Sweetkind, D.S., and Langenheim, V.E., 2000, Preliminary model of the pre-Tertiary basement rocks beneath Yucca Flat, Nevada Test Site, Nevada, based on analysis of gravity and magnetic data: U.S. Geological Survey Open-File Report 00–134, 11 p. plus 4 sheets, scale 1:100,000, http://geopubs.wr.usgs.gov/open-file/of00-134/.

Pierce, K.L., Morgan, L.A., and Saltus, R.W., 2000, Yellowstone plume head; postulated tectonic relations to the Vancouver Slab, continental boundaries, and climate: U.S. Geological Survey Open-File Report 00–498, 39 p., https://pubs.usgs.gov/of/2000/ofr-00-0498/.

Richter, D.H., Ratte, J.C., Leeman, W.P., and Menzies, Martin, 2000, Geologic map of the McCarthy D-1 Quadrangle, Alaska: U.S. Geological Survey Geologic Investigations Series I-2695, 1 plate, scale 1:63,360, https://pubs.usgs.gov/imap/i-2695/.

Rosenblum, Sam, and Brownfield, I.K., 2000, Magnetic susceptibilities of minerals: U.S. Geological Survey Open-File Report 99–529, 37 p., https://pubs.usgs.gov/of/1999/ofr-99-0529/.

Shawe, D.R., Hardyman, R.F., and Byers, F.M., Jr., 2000, Geologic map of the Corcoran Canyon Quadrangle, Nye County, Nevada: U.S. Geological Survey Geologic Investigations Series I–2680, 1 plate, scale 1:24,000, plus 25 p. pamphlet, https://pubs.usgs.gov/imap/i-2680/.

Tysdal, R.G., 2000, Stratigraphy and depositional environments of middle Proterozoic rocks, northern part of the Lemhi Range, Lemhi County, Idaho: U.S. Geological Survey Professional Paper 1600, 40 p., http://pubs.er.usgs.gov/publication/pp1600.

Tysdal, R.G., 2000, Revision of middle Proterozoic Yellowjacket Formation, central Idaho, and revision of Cretaceous Slim Sam Formation, Elkhorn mountains area, Montana: U.S. Geological Survey Professional Paper 1601, 21 p., https://pubs.usgs.gov/pp/p1601/.

Tysdal, R.G., Desborough, G.A., Herring, J.R., Grauch, R.I., and Stillings, L.A., 2000, Stratigraphic sections and equivalent uranium (eU), Meade Peak Phosphatic Shale Member of Permian Phosphoria Formation, Dry Valley, Caribou County, Idaho: U.S. Geological Survey Open-File Report 99–020-B, one sheet, http://pubs.er.usgs.gov/publication/ofr9920B.

Tysdal, R.G., Evans, K.V., and Lund, Karen, 2000, Geologic map of the Blackbird Mountain Quadrangle, Lemhi County, Idaho: U.S. Geological Survey Geologic Investigations Series I-2728, 1 plate, scale 1:24,000, https://pubs.usgs.gov/imap/i-2728/.

Tysdal, R.G., Grauch, R.I., Desborough, G.A., and Herring, J.R., 2000, Stratigraphic sections and equivalent uranium (eU), Mead Peak phosphatic shale member of Permian phosphoria formation, east-central part of Rasmussen Ridge, Caribou County, Idaho: U.S. Geological Survey Open-File Report 99–020-C, one sheet, http://pubs.er.usgs.gov/publication/ofr9920C.

Tysdal, R.G., Herring, J.R., Grauch, R.I., Desborough, G.A., and Johnson, E.A., 2000, Stratigraphic sections and equivalent uranium (eU), Mead Peak phosphatic shale member of Permian phosphoria formation, Sage Creek area of Webster Range, Caribou County, Idaho: U.S. Geological Survey Open-File Report 99–020-D, one sheet, http://pubs.er.usgs.gov/publication/ofr9920D.

U.S. Geological Survey, 2000, U.S. talc—Baby powder and much more: U.S. Geological Survey Fact Sheet 065-00, 2 p., https://pubs.usgs.gov/fs/fs-0065-00/.

U.S. Geological Survey, 2000, Interim report on the scientific investigations in the Animas River watershed, Colorado to facilitate remediation decisions by the U.S. Bureau of Land Management and the U.S. Forest Service, March 29, 2000 meeting, Denver, Colorado: U.S. Geological Survey Open-File Report 00–245, 34 p., https://pubs.usgs.gov/of/2000/ofr-00-0245/.

Unruh, D.M., Fey, D.L., and Church, S.E., 2000, Chemical data and lead isotopic compositions of geochemical baseline samples from streambed sediments and smelter slag, lead isotopic compositions in fluvial tailings, and dendrochronology results from the Boulder River watershed, Jefferson County, Montana: U.S. Geological Survey Open-File Report 00–038, 75 p., https://pubs.usgs.gov/of/2000/ofr-00-0038/.

Van Gosen, B.S., Elliott, J.E., LaRock, E.J., du Bray, E.A., Carlson, R.R., and Zientek, M.L., compilers, 2000, Generalized geologic map of the Absaroka-Beartooth study area, south-central Montana: U.S. Geological Survey Miscellaneous Field Studies Map MF-2338, 1 plate, scale 1:26,270, https://pubs.usgs.gov/mf/2000/mf-2338/.

Van Gosen, B.S., Eppinger, R.G., Hammarstrom, J.M., Briggs, P.H., Crock, J.G., Gent, C., Meier, A.L., Sutley, S.J., and Theodorakos, P.M., 2000, Analytical data for reconnaissance geochemical samples from mine dumps, stream sediments and waters at the Thompson Creek Tungsten Mine, Custer County, Idaho: U.S. Geological Survey Open-File Report 00–239, 28 p., https://pubs.usgs.gov/of/2000/ofr-00-0239/.

Wilburn, D.R., and Langer, W.H., 2000, Preliminary report on aggregate use and permitting along the Colorado Front Range: U.S. Geological Survey Open-File Report 00–258, 22 p., https://pubs.usgs.gov/of/2000/ofr-00-0258/.

Wilson, A.B., Spanski, G.T., Crane, M.J., and Woodard, M.D., 2000, Databases and spatial data model for mineralized areas, mines, and prospects in the Grand Mesa, Uncompahgre, and Gunnison (GMUG) National Forests, Colorado: U.S. Geological Survey Open-File Report 00–298, 1 disc, https://pubs.usgs.gov/of/2000/ofr-00-0298/.

1999

Bailey, E.A., Smith, D.B., Abston, C.C., Granitto, Matthew, and Burleigh, K.A., 1999, National Geochemical Database, U.S. Geological Survey RASS (Rock Analysis Storage System) geochemical data for Alaska: U.S. Geological Survey Open-File Report 99–433, online only, https://pubs.usgs.gov/of/1999/of99-433/.

Church, S.E., Fey, D.L., Brouwers, E.M., Holmes, C.W., and Blair, Robert, 1999, Determination of pre-mining geochemical conditions and paleoecology in the Animas River Watershed, Colorado: U.S. Geological Survey Open-File Report 99–038, 16 p., https://pubs.usgs.gov/of/1999/ofr-99-0038/.

Day, W.C., Green, G.N., Knepper, D.H., Jr., and Phillips, R.C., 2009, Spatial geologic data model for the Gunnison, Grand Mesa, Uncompahgre National Forests mineral assessment area, southwestern Colorado and digital data for the Leadville, Montrose, Durango, and Colorado parts of the Grand Junction, Moab, and Cortez 1° x 2° geologic maps: U.S. Geological Survey Open-File Report 99–427, data files, scale 1:250,000, plus 32 p. pamphlet, https://pubs.usgs.gov/of/1999/ofr-99-0427/.

Day, W.C., Sims, P.K., Snyder, G.L., Wilson, A.B., Klein, T.L., Peterman, Z.E., Futa, Kiyoto, and Zartman, R.E., 1999, Geologic map of Precambrian Rocks, Rawhide Buttes West Quadrangle and part of Rawhide Buttes East Quadrangle, Hartville Uplift, Goshen and Niobrara counties, Wyoming: U.S. Geological Survey Geologic Investigations Series I–2635, 1 plate, scale 1:24,000, https://pubs.usgs.gov/imap/i-2635/.

Eppinger, R.G., Briggs, P.H., Rosenkrans, D.S., Ballestrazze, Vanessa, Aldir, Jose, Brown, Z.A., Crock, J.G., d'Angelo, W.M., Doughten, M.W., Fey, D.L., Hageman, P.L., Hopkins, R.T., Knight, R.J., Malcolm, M.J., McHugh, J.B., Meier, A.L., Motooka, J.M., O'Leary, R.M., Roushey, B.H., Sutley, S.J., Theodorakos, P.M., and Wilson, S.A., 1999, Geochemical data for environmental studies of mineral deposits at Nabesna, Kennecott, Orange Hill, Bond Creek, Bremner, and Gold Hill, Wrangell-St. Elias National Park and Preserve, Alaska: U.S. Geological Survey Open-File Report 99–342, 1 disc, https://pubs.usgs.gov/of/1999/ofr-99-0342/.

Fey, D.L., Church, S.E., and Finney, C.J., 1999, Analytical results for 35 mine-waste tailings cores and six bed-sediment samples, and an estimate of the volume of contaminated material at Buckeye meadow on upper Basin Creek, northern Jefferson County, Montana: U.S. Geological Survey Open-File Report 99–537, 57 p., https://pubs.usgs.gov/of/1999/ofr-99-0537/.

Fey, D.L., Unruh, D.M., and Church, S.E., 1999, Chemical data and lead isotopic compositions in stream-sediment samples from the Boulder River watershed, Jefferson County, Montana: U.S. Geological Survey Open-File Report 99–575, 144 p., https://pubs.usgs.gov/of/1999/ofr-99-0575/.

Fishman, N.S., Woodward, C.L., and Langer, W.H., 1999, Influence of the oil and gas production infrastructure on land use in the Front Range of Colorado, in Proceedings of the U.S. Geological Survey Front Range Infrastructure Resources Project Stakeholder's Meeting, 4 November 1998: U.S. Geological Survey Open-File Report 99–001, p. 10-13, http://pubs.er.usgs.gov/publication/ofr991.

Gray, J.E., Adams, M.G., Crock, J.G., and Theodorakos, P.M., 1999, Geochemical data for environmental studies of mercury mines in Nevada: U.S. Geological Survey Open-File Report 99–576, 47 p., https://pubs.usgs.gov/of/1999/ofr-99-0576/.

Gray, J.E., Lee, G.K., O'Leary, R.M., and Theodorakos, P.M., 1999, Geochemical data for stream-sediment, heavy-mineral-concentrate and rock samples collected from the Fortyseven Creek gold-arsenic-antimony-tungsten prospect, southwestern Alaska: U.S. Geological Survey Open-File Report 99–584, 22 p., https://pubs.usgs.gov/of/1999/ofr-99-0584/.

Green, G.N., Van Gosen, B.S., Wilson, A.B., and Silkwood, J.T., 2009, Geologic map datasets of the Custer and Gallatin National Forests of south-central Montana, in ARC/INFO format: U.S. Geological Survey Open-File Report 99–450, data files, scale 1:126,720, https://pubs.usgs.gov/of/1999/ofr-99-0450/.

Gurmendi, A.C., Barboza, F.L., and Thorman, C.H., 1999, The mineral economy of Brazil—Economia mineral do Brasil: U.S. Geological Survey Data Series 53, 1 disk, http://pubs.er.usgs.gov/publication/ds53.

Herring, J.R., and Nigol, N.K., 1999, Element concentrations and water solubility in waste fines associated with aggregate production in the Front Range of Colorado, in Proceedings of the U.S. Geological Survey Front Range Infrastructure Resources Project Stakeholder's Meeting, 4 November 1998: U.S. Geological Survey Open-File Report 99–001, p. 17-18, http://pubs.er.usgs.gov/publication/ofr991.

Klein, T.L., Day, W.C., Horton, R.J., and Green, G.N., 1999, Regional bedrock mineral resource assessment of the Roseau 1 degree by 2 degrees quadrangle, northern Minnesota: U.S. Geological Survey Miscellaneous Investigations Series Map I–2358-B, one plate, scale 1:250,000, http://pubs.er.usgs.gov/publication/i2358B.

Knepper, D.H., Green, G.N., and Langer, W.H., 1999, Lithology and aggregate quality attributes for the digital geologic map of Colorado: U.S. Geological Survey Open-File Report 99–029, one disc, https://pubs.usgs.gov/of/1999/ofr-99-0029/.

Langer, W.H., Fishman, N.S., Knepper, D.H., Jr., Lindsey, D.A., Mladinich, C.S., Nealey, L.D., Robson, S.G., Roelle, J.E., and Wilburn, D.R. 1999, The Front Range Infrastructure Resources Project – An overview, in Proceedings of the U.S. Geological Survey Front Range Infrastructure Resources Project Stakeholder's Meeting, 4 November 1998: U.S. Geological Survey Open-File Report 99–001, p. 2-3, http://pubs.er.usgs.gov/publication/ofr991.

Langer, W.H., and Lindsey, D.A., 1999, Preliminary report on deposit models for sand and gravel in the Cache la Poudre River valley: U.S. Geological Survey Open-File Report 99–587, 27 p., https://pubs.usgs.gov/of/1999/ofr-99-0587/.

Langer, W.H., Lindsey, D.A., and Knepper, D.H., Jr., 1999, Aggregate maps of the Front Range Infrastructure Resources Project area, in Proceedings of the U.S. Geological Survey Front Range Infrastructure Resources Project Stakeholder's Meeting, 4 November 1998: U.S. Geological Survey Open-File Report 99–001, p. 23-24, http://pubs.er.usgs.gov/publication/ofr991.

Lindsey, D.A., 1999, An evaluation of alternative chemical classifications of sandstones: U.S. Geological Survey Open-File Report 99–346, 23 p., https://pubs.usgs.gov/of/1999/ofr-99-0346/.

Lindsey, D.A., and Langer, W.H., 1999, Gravel deposits of the South Platte River Valley north of Denver, Colorado, in Proceedings of the U.S. Geological Survey Front Range Infrastructure Resources Project Stakeholder's Meeting, 4 November 1998: U.S. Geological Survey Open-File Report 99–001, p. 25-28, http://pubs.er.usgs.gov/publication/ofr991.

Livo, K.E., and Knepper, D.H., Jr., 1999, Industrial-mineral characterization using remotely sensed data, in Proceedings of the U.S. Geological Survey Front Range Infrastructure Resources Project Stakeholder's Meeting, 4 November 1998: U.S. Geological Survey Open-File Report 99–001, p. 29-30, http://pubs.er.usgs.gov/publication/ofr991.

Lund, Karen, Derkey, P.D., Brandt, T.R., and Oblad, J.R., 1999, Digital Geologic Map of the Payette National Forest and Vicinity, Idaho: U.S. Geological Survey Open-File Report 98–219-B, 45 p. plus data files, scale 1:100,000, http://pubs.er.usgs.gov/publication/ofr98219B.

Nash, J.T., 1999, Geochemical investigations and interim recommendations for priority abandoned mine sites on U.S.D.A. Forest Service lands, Mineral Creek watershed, San Juan County, Colorado: U.S. Geological Survey Open-File Report 99–170, 40 p., https://pubs.usgs.gov/of/1999/ofr-99-0170/. [Superseded by USGS Open-File Report 2000–104]

Nash, J.T., 1999, Geochemical investigations and interim recommendations for priority abandoned mine sites, BLM lands, upper Animas River watershed, San Juan County, Colorado: U.S. Geological Survey Open-File Report 99–323, 43 p. and 2 plates, https://pubs.usgs.gov/of/1999/ofr-99-0323/. [Superseded by USGS Open-File Report 2000–104]

Reheis, M.C., Budahn, J.R., and Lamothe, P.J., 1999, Elemental analyses of modern dust in southern Nevada and California: U.S. Geological Survey Open-File Report 99–531, online only, https://pubs.usgs.gov/of/1999/ofr-99-0531/.

Shawe, D.R., 1999, Geologic map of the Jefferson Quadrangle, Nye County, Nevada: U.S. Geological Survey Geologic Investigations Series I–2670, one plate, scale 1:24,000, plus 33 p. pamphlet, https://pubs.usgs.gov/imap/i-2670/.

Shawe, D.R., and Byers, F.M., Jr., 1999, Geologic map of the Belmont East quadrangle, Nye County, Nevada: U.S. Geological Survey Geologic Investigations Series I-2675, one plate, scale 1:24,000, https://pubs.usgs.gov/imap/i-2675/.

Sims, P.K., Day, W.C., and Klein, T.L., compilers, 1999, Geologic map of Precambrian rocks of the Hartville Uplift, southeastern Wyoming; with a section on mineral deposits in the Hartville Uplift: U.S. Geological Survey Geologic Investigations Series I–2661, one plate, scale 1:48,000, plus 30 p. pamphlet, https://pubs.usgs.gov/imap/i-2661/.

Skipp, Betty, Lageson, D.R., and McMannis, W.J., 1999, Geologic Map of the Sedan Quadangle, Gallatin and Park Counties, Montana: U.S. Geological Survey Geologic Investigations Series I–2634, 1 plate, scale 1:48,000, https://pubs.usgs.gov/imap/i-2634/.

Tysdal, R.G., Johnson, E.A., Herring, J.R., and Desborough, G.A., 1999, Stratigraphic sections and equivalent uranium (eU), Meade Peak phosphatic shale member of Permian Phosphoria Formation; central part of Rasmussen Ridge, Caribou County, Idaho: U.S. Geological Survey Open-File Report 99–020-A, one sheet, http://pubs.er.usgs.gov/publication/ofr9920A.

Watts, K.C., Jr., and King, H.D., 1999, Geochemistry of the Payette National Forest, Idaho: U.S. Geological Survey Open-File Report 98–219-E 44 p., http://pubs.er.usgs.gov/publication/ofr98219E.

Wirt, Laurie, Leib, K.J., Bove, D.J., Mast, M.A., Evans, J.B., and Meeker, G.P., 1999, Determination of chemical-constituent loads during base-flow and storm-runoff conditions near historical mines in Prospect Gulch, upper Animas River watershed, southwestern Colorado: U.S. Geological Survey Open-File Report 99–159, 39 p., https://pubs.usgs.gov/of/1999/ofr-99-0159/.

Wilson, A.B., and Woodard, M.D., 1999, Geology of the Engineer Pass to Cinnamon Pass Loop, west of Lake City, San Juan Mountains, Colorado: U.S. Geological Survey Open-File Report 99–133, https://pubs.usgs.gov/of/1999/ofr-99-0133/.

Winkler, G.R., Goldfarb, R.J., Pickthorn, W.J., and Campbell, D.L., 1999, Maps showing areas of potential for metallic mineral resources in the Valdez ° by 3° quadrangle, Alaska: U.S. Geological Survey Geologic Investigations Series I-2652, one plate, scale 1:250,000, plus 39 p. pamphlet, https://pubs.usgs.gov/imap/i-2652/.

1998

Bankey, Viki, Grauch, V.J.S., and Kucks, R.P., 1998, Utah aeromagnetic and gravity maps and data; a web site for distribution of data: U.S. Geological Survey Open-File Report 98–761, online only, https://pubs.usgs.gov/of/1998/ofr-98-0761/.

Bookstrom, A.A., Johnson, B.R., Cookro, T.M., Lund, Karen, Watts, K.C., King, H.D., Kleinkopf, M.D., Pitkin, J.A., Sanchez, J.D., and Causey, J.D., 1998, Potential mineral resources, Payette National Forest, Idaho; description and probabilistic estimation: U.S. Geological Survey Open-File Report 98-219-A, 254 p., http://geopubs.wr.usgs.gov/open-file/of98-219a/.

Day, W.C., Dickerson, R.P., Potter, C.J., Sweetkind, D.S., San Juan, C.A., Drake, R.M., II, and Fridrich, C.J., 1998, Bedrock geologic map of the Yucca Mountain area, Nye County, Nevada: U.S. Geological Survey Geologic Investigations Series I–2627, 1 plate, scale 1:24,000, plus 21 p. pamphlet, https://pubs.usgs.gov/imap/i-2627/.

Desborough, G.A., Briggs, P.H., and Mazza, Nilah, 1998, Chemical and mineralogical characteristics and acid-neutralizing potential of fresh and altered rocks and soils of the Boulder River headwaters in Basin and Cataract Creeks of northern Jefferson County, Montana: U.S. Geological Survey Open-File Report 98–040, 21 p., https://pubs.usgs.gov/of/1998/ofr-98-0040/.

Desborough, G.A., Briggs, P.H., Mazza, Nilah, and Driscoll, Rhonda, 1998, Acid-neutralizing potential of minerals in intrusive rocks of the Boulder batholith in northern Jefferson County, Montana: U.S. Geological Survey Open-File Report 98–364, 21 p., https://pubs.usgs.gov/of/1998/ofr-98-0364/.

du Bray, E.A., and Harlan, S.S., 1998, Geology, age, and tectonic setting of the Cretaceous Sliderock Mountain Volcano, Montana: U.S. Geological Survey Professional Paper 1602, 19 p., http://pubs.er.usgs.gov/publication/pp1602.

Fey, D.L., and Church, S.E., 1998, Analytical results for 42 fluvial tailings cores and 7 stream sediment samples from High Ore Creek, northern Jefferson County, Montana: U.S. Geological Survey Open-File Report 98–215, 49 p., https://pubs.usgs.gov/of/1998/ofr-98-0215/.

Finn, C.A., Brenner, K.C., McCafferty, A.E., and Kucks, R.P., 1998, Merged aeromagnetic data for Washington; a web site for distribution of gridded data and plot files: U.S. Geological Survey Open-File Report 98–241, online only, https://pubs.usgs.gov/of/1998/ofr-98-0241/.

Grimes, D.J., Earhart, R.L., de Carvalho, Delfim, Oliveira, Vitor, Oliveira, J.T., and Castro, Paulo, 1998, Geochemical studies of rare earth elements in the Portuguese pyrite belt, and geologic and geochemical controls on gold distribution: U.S. Geological Survey Professional Paper 1596, 40 p., https://pubs.usgs.gov/pp/p1596/.

Hammarstrom, J.M., Van Gosen, B.S., Carlson, R.R., and Kulik, D.M., 1998, Map showing the potential for mineral deposits associated with Precambrian mafic and ultramafic rocks in the Blacktail and Henrys Lake mountains and the Greenhorn and Ruby ranges of southwestern Montana: U.S. Geological Survey Open-File Report 98-0224-D, one plate, scale 1:250,000, http://pubs.er.usgs.gov/publication/ofr98224D.

Hammarstrom, J.M., Wilson, A.B., Van Gosen, B.S., Carlson, R.R., Kulik, D.M., Lee, G.K., Elliott, J.E., Perry, W.J., Jr., du Bray, E.A., and Zientek, M.L., 1998, Mineral resource assessment; Custer and Gallatin national forests, Montana: U.S. Geological Survey Open-File Report 98–517, 3 p., https://pubs.usgs.gov/of/of98-517/.

Johnson, C.A., Grimes, D.J., and Rye, R.O., 1998, Accounting for cyanide and its degradation products at three Nevada gold mines; constraints from stable C- and N-isotopes: U.S. Geological Survey Open-File Report 98–753, 16 p., https://pubs.usgs.gov/of/1998/ofr-98-0753/.

Ketner, K.B., Day, W.C., Elrick, Maya, Vaag, M.K., Zimmerman, R.A., Snee, L.W., Saltus, R.W., Repetski, J.E., Wardlaw, B.R., Taylor, M.E., and Harris, A.G., 1998, An outline of tectonic, igneous, and metamorphic events in the Goshute-Toano Range between Silver Zone Pass and White Horse Pass, Elko County, Nevada; a history of superposed contractional and extensional deformation: U.S. Geological Survey Professional Paper 1593, 12 p., https://pubs.usgs.gov/pp/p1593/.

Lindsey, D.A., 1998, Slides of the fluorspar, beryllium, and uranium deposits at Spor Mountain, Utah: U.S. Geological Survey Open-File Report 98–524, slide show, https://pubs.usgs.gov/of/1998/ofr-98-0524/.

Lindsey, D.A., and Langer, W.H., 1998, Slide show on gravel deposit models and measuring aggregate quality, Front Range urban corridor, Colorado:U.S. Geological Survey Open-File Report 98–332, 19 p., https://pubs.usgs.gov/of/1998/ofr-98-0332/.

Lindsey, D.A., Langer, W.H., Cummings, L.S., Shary, J.F., Taggart, J.E., Jr., and Meeker, G.P., 1998, Gravel deposits of the South Platte River valley north of Denver, Colorado: U.S. Geological Survey Open-File Report 98–148-A,B,C, one volume, 61 p., http://pubs.er.usgs.gov/publication/ofr98148ABC.

McCafferty, Anne, Bankey, Viki, and Brenner, K.C., 1998, Merged aeromagnetic and gravity data for Montana, a web site for distribution of gridded data and plot files: U.S. Geological Survey Open-File Report 98–333, online only, https://pubs.usgs.gov/of/1998/ofr-98-0333/.

Miller, M.L., Carlson, R.R., Keith, W.J., and Lee, G.K., 1998, Analytical results for rock and stream-sediment samples collected in 1997 from the Sleetmute Quadrangle, Alaska: U.S. Geological Survey Open-File Report 98–800, online only, https://pubs.usgs.gov/of/1998/of98-800/.

Montour, M.R., Hageman, P.L., Meier, A.L., Theodorakos, Peter, and Briggs, P.H., 1998, EPA method 1312 (synthetic precipitation leaching procedure); leachate chemistry data for solid mine waste composite samples from Silverton and Leadville, Colorado: U.S. Geological Survey Open-File Report 98–624, 24 p., http://pubs.er.usgs.gov/publication/ofr98624. [Superseded by USGS Open-File Report 00–150]

Nimick, D.A., and Von Guerard, Paul, eds., 1998, Science for watershed decisions on abandoned mine lands; review of preliminary results, Denver, Colorado, February 4-5, 1998: U.S. Geological Survey Open-File Report 98–297, 71 p., https://pubs.usgs.gov/of/1998/0297/.

O'Neill, J.M., 1998, Geologic map of the Cienega School Quadrangle, Otero County, New Mexico and Hudspeth County, Texas: U.S. Geological Survey Geologic Investigations Series I–2630, 1 plate, scale 1:24,000, https://pubs.er.usgs.gov/publication/i2630.

O'Neill, J.M., and Nutt, C.J., 1998, Geologic map of the Cornudas Mountains, Otero County, New Mexico: U.S. Geological Survey Geologic Investigations Series I–2631, 1 plate, scale 1:24,000, https://pubs.er.usgs.gov/publication/i2631.

Smith, S.M., 1998, Results from the analysis of 723 stream-sediment samples from the Stikine geophysical survey area within the Petersburg, Sumdum, Bradfield Canal, and Sitka quadrangles, southeastern Alaska: U.S. Geological Survey Open-File Report 98–355, online only, https://pubs.usgs.gov/of/1998/ofr-98-0355/.

Tosdal, R.M., ed., 1998, Contributions to the gold metallogeny of northern Nevada: U.S. Geological Survey Open-File Report 98–338, 290 p., https://pubs.usgs.gov/of/1998/of98-338/.

Van Gosen, B.S., Berg, R.B., and Hammarstrom, J.M., 1998, Map showing areas with potential for talc deposits in the Gravelly, Greenhorn, and Ruby ranges and the Henrys Lake Mountains of southwestern Montana: U.S. Geological Survey Open-File Report 98–0224-B, one plate, scale 1:250,000, http://pubs.er.usgs.gov/publication/ofr98224B.

Van Gosen, B.S., Hammarstrom, J.M., Kellogg, K.S., and Berg, R.B., 1998, Map showing areas with potential for garnet resources in bedrock and placer in the Blacktail Mountains and the Gravelly, Greenhorn, Ruby, and Snowcrest ranges of southwestern Montana: U.S. Geological Survey Open-File Report 98-0224-A, one plate, scale 1:250,000, http://pubs.er.usgs.gov/publication/ofr98224A.

1997

Church, S.E., Kimball, B.A., Fey, D.L., Ferderer, D.A., Yager, T.J., and Vaughn, R.B., 1997, Source, transport, and partitioning of metals between water, colloids, and bed sediments of the Animas River, Colorado: U.S. Geological Survey Open-File Report 97–151, 135 p., https://pubs.er.usgs.gov/publication/ofr97151.

Desborough, G.A., and Fey, D.L., 1997, Preliminary characterization of acid-generating potential and toxic metal solubility of some abandoned metal-mining related wastes in the Boulder River headwaters, northern Jefferson County, Montana: U.S. Geological Survey Open-File Report 97–478, 21 p., https://pubs.er.usgs.gov/publication/ofr97478.

Dumoulin, J.A., and Gray, J.E., eds. 1997, Geologic studies in Alaska by the U.S. Geological Survey, 1995: U.S. Geological Survey Professional Paper 1574, 328 p., https://pubs.usgs.gov/pp/1574/.

Green, G.N., and Jones, G.E., 1997, Digital Geologic Map of New Mexico in ARC/INFO export format: U.S. Geological Survey Open-File Report 97–0052, 9 p. plus data files, base scale 1:500,000, https://pubs.er.usgs.gov/publication/ofr9752.

Kelley, K.D., 1997, Alaska resource data file; Chandler Lake Quadrangle: U.S. Geological Survey Open-File Report 97–265, 24 p., https://pubs.er.usgs.gov/publication/ofr97265.

Kelley, K.D., 1997, Alaska resource data file; Killik River Quadrangle: U.S. Geological Survey Open-File Report 97–266, 20 p., https://pubs.er.usgs.gov/publication/ofr97266.

Langer, W.H, Green, G.N., Knepper, D.H., Jr., Lindsey, D.A., Moore, D.W., Nealey, L.D., and Reed, J.C., Jr., 1997, Distribution and quality of potential sources of aggregate, infrastructure resources project area, Colorado and Wyoming: U.S. Geological Survey Open-File Report 97–477, 1 disc, http://pubs.er.usgs.gov/publication/ofr97477.

Leach, D.L., Apodaca, L.E., Repetski, J.E., Powell, J.W., and Rowan, E.L., 1997, Evidence for hot Mississippi Valley-type brines in the Reelfoot Rift complex, south-central United States, in Late Pennsylvanian-Early Permian: U.S. Geological Survey Professional Paper 1577, 36 p., https://pubs.er.usgs.gov/publication/pp1577.

Lindsey, D.A., 1997, An introduction to sand and gravel deposit models, Front Range urban corridor: U.S. Geological Survey Open-File Report 97–081, 6 p., http://pubs.er.usgs.gov/publication/ofr9781.

Lindsey, D.A., and Shary, J.F., 1997, Field measures of gravel quality in the South Platte River north of Denver, Colorado; a pilot study: U.S. Geological Survey Open-File Report 97–451, 19 p., http://pubs.er.usgs.gov/publication/ofr97451.

Murphy, C.M., Briggs, P.H., Adrian, B.M., Wilson, S.A., Hageman, P.L., and Theodorakos, P.M., 1997, Chain of custody; recommendations for acceptance and analysis of evidentiary geochemical samples: U.S. Geological Survey Circular 1138, 26 p., https://pubs.er.usgs.gov/publication/cir1138.

Persits, F.M., Ahlbrandt, T.S., Tuttle, Michele, Charpentier, R.R., Brownfield, M.E., and Takahashi, Kenneth, 1997, Maps showing geology, oil and gas fields and geological provinces of Africa: U.S. Geological Survey Open-File Report 97–470-A, 1 disc, https://pubs.usgs.gov/of/1997/ofr-97-470/OF97-470A/.

Phillips, J.D., 1997, Potential-field geophysical software for the PC, version 2.2: U.S. Geological Survey Open-File Report 97–725, 39 p., https://pubs.er.usgs.gov/publication/ofr97725.

Saltus, R.W., and Simmons, G.C., 1997, Composite and merged aeromagnetic data for Alaska; a web site for distribution of gridded data and plot files U.S. Geological Survey Open-File Report 97–520, 159 p., https://pubs.usgs.gov/of/1997/ofr-97-0520/.

Smith, S.M., 1997, National Geochemical Database — Reformatted Data from the National Uranium Resource Evalution (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) Program: U.S. Geological Survey Open-File Report 97–492, online only, https://pubs.usgs.gov/of/1997/ofr-97-0492/.

U.S. Geological Survey, 1997, Mined-land reclamation in the Thar Desert, India-Indo—U.S. technology exchange: U.S. Geological Survey Fact Sheet 015-97, 2 p., https://pubs.usgs.gov/fs/fs-0015-97/.

U.S. Geological Survey, 1997, Placer gold mining in Alaska — cooperative studies on the effect of suction dredge operations on the Fortymile River: U.S. Geological Survey Fact Sheet 155-97, 4 p., http://pubs.er.usgs.gov/publication/fs15597.

U.S. Geological Survey, 1997, Studies of Suction Dredge Gold-Placer Mining Operations Along the Fortymile River, Eastern Alaska: U.S. Geological Survey Fact Sheet 154-97, 2 p., http://pubs.er.usgs.gov/publication/fs15497.

U.S. Geological Survey, 1997, Digital compilation of landslide overview map of the conterminous United States: U.S. Geological Survey Open-File Report 97–289, online only., http://pubs.er.usgs.gov/publication/ofr97289.

U.S. Geological Survey and SIAL Geosciences, 1997, Description of digital aeromagnetic data collected north and west of Albuquerque, New Mexico: U.S. Geological Survey Open-File Report 97–286, 40 p., http://pubs.er.usgs.gov/publication/ofr97286.

Wilson, A.B., and Elliott, J.E., 1997, Geologic maps of western and northern parts of Gallatin National Forest, south-central Montana: U.S. Geological Survey Geologic Investigations Series I–2584, two plates, scale 1:126,720, https://pubs.usgs.gov/imap/i-2584/.

1996

Bookstrom, A.A., Zientek, M.L., Box, S.E., Derkey, P.D., Elliott, J.E., Frishman, David, Ashley, R.P., Evarts, R.C., Stoeser, D.B., Moyer, L.A., Cox, D.P., and Ludington, S.D., 1996, Status and metal content of significant metallic mineral deposits in the Pacific Northwest; a contribution to the Interior Columbia Basin Ecosystem Management Project: U.S. Geological Survey Open-File Report 95–688, 96 p., https://pubs.usgs.gov/of/1995/of95-688/.

DeWitt, Ed, Foord, E.E., Zartman, R.E., Pearson, R.C., and Foster, Fess, 1996, Chronology of Late Cretaceous igneous and hydrothermal events at the Golden Sunlight gold-silver breccia pipe, southwestern Montana: U.S. Geological Survey Bulletin 2155, 48 p., https://pubs.er.usgs.gov/publication/b2155.

Ferderer, D.A., 1996, National overview of abandoned mine land sites utilizing the Minerals Availability System (MAS) and Geographic Information Systems (GIS) technology: U.S. Geological Survey Open-File Report 96–549, 42 p., https://pubs.er.usgs.gov/publication/ofr96549.

Gray, J.E., and Sanzolone, R.F., eds., 1996, Environmental studies of mineral deposits in Alaska: U.S. Geological Survey Bulletin 2156, 40 p., https://pubs.er.usgs.gov/publication/b2156.

Ryder, J.L., 1996, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of California: U.S. Geological Survey Open-File Report 96–004, 2 discs, https://pubs.usgs.gov/of/1996/ofr-96-0004/.

Ryder, J.L., 1996, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of Nevada: U.S. Geological Survey Open-File Report 96–061, 2 discs, https://pubs.usgs.gov/of/1996/ofr-96-0061/.

Ryder, J.L., 1996, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of Utah: U.S. Geological Survey Open-File Report 96–653, 1 disc, https://pubs.usgs.gov/of/1996/ofr-96-0653/.

1995

du Bray, E.A., 1995, Geochemistry and petrology of Oligocene and Miocene ash-flow tuffs of the southeastern Great Basin, Nevada: U.S. Geological Survey Professional Paper 1559, 62 p., http://pubs.er.usgs.gov/publication/pp1559.

du Bray, E.A., ed., 1995, Preliminary compilation of descriptive geoenvironmental mineral deposit models: U.S. Geological Survey Open-File Report 95–831, 272 p., https://pubs.usgs.gov/of/1995/ofr-95-0831/.

Grauch, V.J., and Castellanos, Esther, 1995, Revised digital aeromagnetic data for areas in and adjacent to the National Petroleum Reserve Area (NPRA), North Slope, Alaska: U.S. Geological Survey Open-File Report 95–835, 11 p., https://pubs.usgs.gov/of/1995/ofr-95-0835/.

King, T.V V., ed., 1995, Environmental considerations of active and abandoned mine lands; lessons from Summitville, Colorado: U.S. Geological Survey Bulletin 2220, 38 p., https://pubs.usgs.gov/bul/b2220/b2220.html.

Langer, W.H., and Knepper, D.H., Jr., 1995, Geologic characterization of natural aggregate — a field geologist's guide to natural aggregate resource assessment: U.S. Geological Survey Open-File Report 95–582, 32 p., https://pubs.usgs.gov/of/1995/ofr-95-0582/.

Marsh, S.P., Richter, D.H., Ludington, S.D., Soria-Escalante, Eduardo, and Escobar-Diaz, Angel, 1995, Digital Geologic Map of the Altiplano and Cordillera Occidental, Bolivia, South America in ARC/INFO Export Format: U.S. Geological Survey Open-File Report 95–494, 3 p. plus database files, scale 1:250,000, https://pubs.usgs.gov/of/1995/ofr-95-0494/.

Plumlee, G.S., and Edelmann, P.R., 1995, An update on USGS studies of the Summitville Mine and its downstream environmental effects: U.S. Geological Survey Open-File Report 95–023, 10 p., https://pubs.usgs.gov/of/1995/ofr-95-0023/.

Ryder, J.L., 1995, Active-, inactive-, and abandoned-mine information and selected geochemical data for the state of Montana: U.S. Geological Survey Open-File Report 95–229, 1 disc, https://pubs.usgs.gov/of/1995/ofr-95-0229/.

Ryder, J.L., 1995, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of New Mexico: U.S. Geological Survey Open-File Report 95–528, 1 disc, https://pubs.usgs.gov/of/1995/ofr-95-0528/.

Ryder, J.L., 1995, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of Arizona: U.S. Geological Survey Open-File Report 95–578, 1 disc, https://pubs.usgs.gov/of/1995/ofr-95-0578/.

Ryder, J.L., 1995, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of Idaho: U.S. Geological Survey Open-File Report 95–644, 1 disc, https://pubs.usgs.gov/of/1995/ofr-95-0644/.

Selner, G.I., Hoffman, J.D., and Green, G.N., 1995, GSMGIS: A program to import and/or export data between GSMAP data ARC/INFO, GRASS, IDRISI, EarthVision, GIV, Rockware STEREO, and MAPINFO: U.S. Geological Survey Open-File Report 95–570, one disk, http://pubs.er.usgs.gov/publication/ofr95570.

U.S. Geological Survey, 1995, Aeromagnetic Investigations of Hazardous Waste Sites: U.S. Geological Survey Fact Sheet 077-95, online only, https://pubs.usgs.gov/fs/fs-0077-95/FS077-95.html.

U.S. Geological Survey, 1995, Compiling Magnetic Databases: U.S. Geological Survey Fact Sheet 237-95, 2 p., https://pubs.usgs.gov/fs/fs-0237-95/.

U.S. Geological Survey, 1995, Geophysical Data Grids for the Conterminous United States: U.S. Geological Survey Fact Sheet 078-95, online only, https://pubs.usgs.gov/fs/fs-0078-95/FS078-95.html.

U.S. Geological Survey, 1995, Introduction to Potential Fields: Gravity: U.S. Geological Survey Fact Sheet 239-95, 2 p., https://pubs.usgs.gov/fs/fs-0239-95/.

U.S. Geological Survey, 1995, Introduction to Potential Fields: Magnetics: U.S. Geological Survey Fact Sheet 236-95, 2 p., https://pubs.usgs.gov/fs/fs-0236-95/.

U.S. Geological Survey, 1995, Magnetic Surveys for Locating Abandoned Wells: U.S. Geological Survey Fact Sheet 163-95, online only, https://pubs.usgs.gov/fs/fs-0163-95/FS163-95.html.

U.S. Geological Survey, 1995, Natural Environmental Effects of Silver-Lead-Zinc Deposits in the Brooks Range, Alaska: U.S. Geological Survey Fact Sheet 092-95, online only, https://pubs.usgs.gov/fs/fs-0092-95/.

U.S. Geological Survey, 1995, Potential-Field Computer Programs, Databases, and Maps: U.S. Geological Survey Fact Sheet 238-95, 2 p., https://pubs.usgs.gov/fs/fs-0238-95/.

U.S. Geological Survey, 1995, Potential-Field Geophysical Software for the PC: U.S. Geological Survey Fact Sheet 076-95, online only, https://pubs.usgs.gov/fs/fs-0076-95/FS076-95.html.

U.S. Geological Survey, 1995, Western United States Mine-Dump Data Retrievals: U.S. Geological Survey Fact Sheet 184-95, 2 p., https://pubs.usgs.gov/fs/fs-0184-95/.

Zartman, R.E., Bush, C.A., and Abston, C.C., 1995, National geochronological and natural radioelement data bases: U.S. Geological Survey Data Series 14, 1 disc, http://pubs.er.usgs.gov/publication/ds14. [Superseded by USGS Open-File Report 2003–236]

1994

Green, G.N., and Drouillard, P.H., 2004, The digital geologic map of Wyoming in ARC/INFO format: U.S. Geological Survey Open-File Report 94–425, 10 p. plus data files, scale 1:500,000, https://pubs.usgs.gov/of/1994/ofr-94-0425/.

Heran, W.D., ed., 1994, Codicil to the geophysical expression of selected mineral deposit models: U.S. Geological Survey Open-File Report 94–174, 36 p., https://pubs.usgs.gov/of/1994/ofr-94-0174/.

Klein, T.L., and Day, W.C., 1994, Descriptive and grade-tonnage models of Archean low-sulfide Au-quartz veins and a revised grade-tonnage model of Homestake Auu: U.S. Geological Survey Open-File Report 94–250, 29 p., https://pubs.usgs.gov/of/1994/ofr-94-0250/.

Knepper, D.H., Jr., Langer, W.H., and Miller, S.H., 1994, Remote sensing and airborne geophysics in the assessment of natural aggregate resources: U.S. Geological Survey Open-File Report 94–250, 62 p., https://pubs.usgs.gov/of/1994/ofr-94-0158/.

Plumlee, G.S., Smith, K.S., and Ficklin, W.H., 1994, Geoenvironmental models of mineral deposits, and geology-based mineral-environmental assessments of public lands: U.S. Geological Survey Open-File Report 94-203, 7 p., https://pubs.usgs.gov/of/1994/ofr-94-0203/.

Ryder, J.L., 1994, Active-, inactive-, and abandoned-mine information and selected geochemical data for the State of Colorado: U.S. Geological Survey Open-File Report 94–579, 1 disk, https://pubs.usgs.gov/of/1994/ofr-94-0579/.

U.S. Geological Survey, 1994, Environmental Geochemistry of Mercury Mines in Alaska: U.S. Geological Survey Fact Sheet 072-94, online only, https://pubs.usgs.gov/fs/fs-0072-94/.

Wilson, A.B., and Skipp, B.A., 1994, Geologic map of the eastern part of the Challis National Forest and vicinity, Idaho: U.S. Geological Survey Geologic Investigations Series Map I–2395, two plate, scale 1:126,720, https://pubs.usgs.gov/imap/i-2395/.

1993

Ruppel, E.T., Lopez, D.A., and O'Neill, J.M., 1993, Geologic map of the Dillon 1° X 2° Quadrangle, Idaho and Montana: U.S. Geological Survey Geologic Investigations Series I–1803-H, one plate, scale 1:250,000, https://pubs.usgs.gov/imap/i-1803-h/.

1992

Bliss, J.D., ed., 1992, Developments in mineral deposit modeling: U.S. Geological Survey Bulletin 2004, 168 p., https://pubs.usgs.gov/bul/b2004/.

Green, G.N., 1992, The digital geologic map of Colorado in ARC/INFO format: U.S. Geological Survey Open-File Report 92–507, 12 diskettes, https://pubs.usgs.gov/of/1992/ofr-92-0507/.

Hoover, D.B., Heran, W.D., and Hill, P.L., eds., 1992, The Geophysical expression of selected mineral deposit models: U.S. Geological Survey Open-File Report 92–557, 129 p., https://pubs.usgs.gov/of/1992/ofr-92-0557/.

1988

Langer, W.H., 1988, Natural aggregates of the conterminous United States: U.S. Geological Survey Bulletin 1594, 33 p., https://pubs.usgs.gov/bul/b1594/.

1986

Cox, D.P., and Singer, D.A., eds., 1986, Mineral Deposit Models: U.S. Geological Survey Bulletin 1693, 379 p., https://pubs.usgs.gov/bul/b1693/.

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