| Year |
Citation |
| 2023 |
Palke, A.C., Renfro, N., Hapeman, J.R., and Berg, R.B., 2023, Gemological characteristics of Montana sapphire from secondary deposits at Rock Creek, Missouri River, and Dry Cottonwood Creek: Gems and Gemology, v. 59, no. 1, p. 2?45.
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| 2022 |
Berg, Richard B., 2022, Morphology of sapphires from secondary deposits, southwestern Montana: Montana Bureau of Mines and Geology Report of Investigation 34, 45 p.
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| 2021 |
Turnier, Rachelle, Palke, A., Berg, R., Kitajima, K., and Valley, J., 2021, Variable oxygen isotope ratios from Montana corundum: Implications for protolith and genesis of in situ SIMS measurements [abs.]: Annual Meeting of the Geological Society of America.
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| 2018 |
Berg, R.B., 2018, Magmatic Fragmentation of Sapphire Xenocrysts in a Basaltic Trachyandesite Sill Near Helena, Montana (Abstract): Program for the 2018 Annual Meeting, Geological Society of America Abstracts with Programs, v. 50, no. 6, doi: 10.1130/abs/2018AM-316110.
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| 2018 |
Palke, A.C., Berg, R.B., and Renfro, N.D., 2018, Unravelling the Geological Mysteries of Montana's Sapphire Deposits (Abstract): Program for the 2018 Annual Meeting, Geological Society of America Abstracts with Programs, v. 50, no. 6, doi: 10.1130/abs/2018AM-324846.
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| 2018 |
Renfro, N.D., Palke, A.C., and Berg, R.B., 2018, Gemological characterization of sapphires from Yogo Gulch, Montana: Gems and Gemology, v. 54, no. 2,, p. 184?204.
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| 2017 |
Palke, A.C., Renfro, N.D., and Berg, R.B., 2017, Melt inclusions in alluvial sapphires from Montana, U.S.A.: Formation of Sapphires as a Restitic Component of Lower Crustal Melting: Lithos 278-281, P. 43-53.
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| 2016 |
Palke, A.C., Renfro, N.D., and Berg, R.B., 2016, Origin of Sapphires From a Lamprophyre Dike at Yogo Gulch, Montana, USA: Clues From Their Melt Inclusions. Lithos 260, p. 339 - 344.
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| 2015 |
Palke, A.C., Renfro, N.D., and Berg, R.B., 2015, Glassy Melt Inclusions in Sapphires from Montana, Gems and Gemology, v. L1 (Fall 2015), P. 329-330.
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| 2009 |
Berg, R.B., 2009, Geology of the Southwestern Part of the Rock Creek Sapphire District, Granite County, Montana: Northwest Geology, v. 38, p. 127-140.
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| 2009 |
Berg, R.B., 2009, Montana Sapphires – Past, Present, and Future: SME Preprint 09-029, Presented at SME Annual Meeting, February 22-25, Denver, CO., 8 p.
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| 2008 |
Young, C.A., Filius, K., Streich, E.A., Berg, D., and Twidwell, L.G., 2008, ARD Remediation B Slag Addition: Dual Ecosystem Enhancement: SME Topical Fall Meeting.
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| 2007 |
Berg, R.B., 2007, The Geology of the Butte District (Power Point Slides): in Program for Mine Design, Operations & Closure Conference, 2007, Fairmont, Montana, April, 2007, p. 1-11.
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| 2007 |
Cerino, M.T., Childs, J.F., and Berg, R.B., 2007, Talc in Southwestern Montana: Northwest Geology, v. 36, p. 9-22.
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| 2006 |
Berger, A.L., and Berg, R.B., 2006, The Silver Bow Sapphire Occurrence, Montana: Evidence for a Volcanic Bedrock Source for Montana’s Alluvial Sapphire Deposits: Economic Geology, v. 101, p. 679-684.
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| 2006 |
Twidwell, L.G., Gammons, C.H., Young, C.A., and Berg, R.B., 2006, Summary of Deepwater Sediment/Pore Water Characterization for the Metal-Laden Berkeley Pit Lake, Butte, Montana: Mine Water and the Environment, v. 25, no. 2, p. 86-92.
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| 2004 |
Berg, R.B., 2004, Probable Bedrock Source of Sapphires in Alluvial Deposits North of Butte, Montana, in Castor, S.B., Papke, K.G., and Meeuwig, R.O., eds., Betting on Industrial Minerals, Proceedings of the 39th Forum on the Geology of Industrial Minerals, May 19-21, 2003, Sparks, Nevada: Nevada Bureau of Mines and Geology Special Publication 33, p. 23-30.
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| 2004 |
Twidwell, L.G., Young, C.A., and Berg, R.B., 2004, Deepwater Sediment/Pore Water Characterization from an Acidic Metal-Laden Pitlake: Paper Presented at the 1st International Conference, Advances in Mineral Resources Management and Environmental Geotechnology, p. 7-9 June, 2004, Chania, Crete, Greece.
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| 2003 |
Berg, R.B., 2003, Probable Bedrock Source of Sapphires in Alluvial Deposits North of Butte, Montana, Proceedings of the 39th Forum on the Geology of Industrial Minerals, Reno-Sparks, Nevada, May 18-24, 2003, p. 23-30.
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| 2002 |
Berg, R.B., and Dahy, J.P., 2002, Montana Sapphires and Speculation on their Origin: in Scott, P.W., and Bristow, C.M., eds., Industrial Minerals and Extractive Geology, Geological Society, London, p. 199-204
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| 2001 |
Berg, R.B., and Crouse, D.L., 2001, The Antler Chlorite Mine, Southwestern Montana, Rediscovery, Geology, and Closure in Bon, R.L., Riordan, R.F., Tripp, B.T., and Krukowski, S.T., eds., Proceedings of the 35th Forum on the Geology of Industrial Minerals - The Intermountain West Forum 1999. Geology of Industrial Minerals, Misc. Publication 01-2, Utah Geological Survey, p. 23-31.
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| 2000 |
Dahl, P.S., Hamilton, M.A., Stern, R.A., Frei, R., and Berg, R.B., 2000, In Situ SHRIMP Investigation of an Early Proterozoic Metapelite, with Implications for Pb-Pb Step-Leach Dating of Garnet and Staurolite (Abstract): Geological Society Abstracts with Programs, v. 32, no. 7, p. A-297.
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| 1999 |
Berg, R.B., 1999, Montana Talc: the Gem of the Treasure State: North American Minerals News, No. 53, p. 11-12.
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| 1998 |
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 98-224-B.
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| 1998 |
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 Henry’s Lake Mountains of Southwestern Montana: U.S. Geological Survey Open-File Report 98-224-B, 1:250,000 scale map.
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| 1998 |
Van Gosen, B.S., Hammarstrom, J.M., Kellogg, K.S., and Berg, R.B., 1998, Map Showing Areas 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 98-224-A, 1:250,000 scale map.
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| 1997 |
Berg, R.B., 1997, Montana’s Changing Industrial Minerals Industry, in Jones, R.W., and Harris, R.E., eds., Proceedings of the 32nd Annual Forum on the Geology of Industrial Minerals, Laramie, Wyoming: Wyoming State Geological Survey Public Information Circular 38, p. 167-175.
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| 1997 |
Robbins, R.G., Berg, R.B., Dysinger, D.K., Duaime, T.E., Metesh, J.J., Diebold, F.E., Twidwell, L.G., Mitman, G.G., Chatham, W.H., Huang, H.H., and Young, C.A., 1997, Chemical, Physical and Biological Interaction at the Berkeley Pit, Butte, Montana, Tailings and Mine Waste ‘97 (Proceedings of the Fourth International Conference on Tailings and Mine Waste ‘97) p. 529 - 541, Brookfield, VT: A.A. Balkema, January 13-17, 1997.
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| 1995 |
Berg, R.B., and Masters, J.M., 1995, Microcrystalline Silica (Tripoli) Deposits in Southernmost Illinois: in Simard, C.M., Compiler and Walker, B.J., eds., Proceedings 28th Forum on the Geology of Industrial Minerals: West Virginia Geological and Economic Survey Circular c-46, p. 43-49.
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| 1995 |
Thomas, R.C., Sears, J.W., Rippley, A.A., and Berg, R.B., 1995, Tertiary Extensional History of Southwestern Montana: Field Trip Guide for the Sweetwater and Upper Ruby Valleys, Montana: in Northwest Geology, v. 25, Thomas, R.C., ed., p. 5-25.
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| 1994 |
Berg, R.B., and Masters, J.M., 1994, Geology of Microcrystalline Silica (Tripoli) Deposits in Southernmost Illinois: Illinois State Geological Survey Circular 555, 89 p.
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| 1994 |
Berg, R.B., and Masters, J.M., 1994, Microcrystalline Silica (Tripoli) Deposits in Southernmost Illinois, Proceedings for the 28th Forum on the Geology of Industrial Minerals, West Virginia Geological Survey (in press).
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| 1994 |
Berg, R.B., and Stuart, C.T., 1994, Tripoli, in Industrial Minerals and Rocks: Donald D. Carr, Senior Editor, Society for Mining, Metallurgy, and Exploration, Inc., Littleton, CO, p. 1091-1102.
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| 1993 |
Berg, R.B., 1993, Precambrian Chlorite Deposits, Southern Flank of the Highland Mountains, Madison and Silver Bow Counties, Montana: Eighteenth Annual Field Conference of the Tobacco Root Geological Society, in Childs, J.F., and Lageson, D.R., eds., Northwest Geology, v. 22, p. 25-28.
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| 1991 |
Berg, R.B., 1991, Geology of Talc and Chlorite Deposits in Montana: in Industrial Minerals of Alberta and British Columbia, Canada, in Proceedings of the 27th Forum on the Geology of Industrial Minerals, Hora, Z.D., Hamilton, W.N., Grant, B., and Kelly, P.D., eds., British Columbia Geological Survey Branch Open-File Report 1991-23, p. 81-92 (Published Simultaneously by the Alberta Geological Survey of the Alberta Research Council as Information Series 115).
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| 1991 |
Berg, R.B., 1991, Montana Chapter in Marcus, S.M. Vuke-Foster, eds. Mineral Resource Information Sources in the Western United States: U.S.G.S. Circular 1063, p. 30-31.
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| 1990 |
Berg, R.B., 1990, Montana's Industrial Minerals, in Geitgey, R.P., and Vogt, B.F., eds., Industrial Rocks and Minerals of the Pacific Northwest: Special Paper 23, Oregon Department of Geology and Mineral Industries, p. 37-44.
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| 1989 |
Berg, R.B., Twidwell, L.G., and Young, C.A., 1989, Characterization of Berkeley Pit Deep Water and Solids, Mine Waste Technology Program Activity IV, Project 9.
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| 1989 |
Lewis, S.E., Berg, R.B., Duaime, T.E., and Czehura, S.J., 1989, Trip 8 Road Log, Butte Mining District - Montana's History and Legacy: Montana Geological Society Field Conference, p. 522-527.
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| 1989 |
McCulloch, R.B., and Berg, R.B., 1989, Montana in Summary of State Activities: Mining Engineering, v. 41
|
| 1989 |
Rice, W.L., McCulloch, R.B., and Berg, R.B., 1989, The Mineral Industry of Montana, in Minerals Yearbook, 1988, v. II, Area Reports: Domestic.
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| 1988 |
Rice, W.L., Lawson, D.C., and Berg, R.B., 1988, The Mineral Industry of Montana, in Minerals Yearbook, 1986, v. II, Area Reports: Domestic, p. 287-299.
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| 1987 |
Bartholomew, M.J., Lawson, D.C., and Berg, R.B., 1987, Montana Exploration in 1986: Mining Engineering, v. 39, P. 336.
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| 1987 |
Berg, R.B., 1987, Geology of Montana: in Proceedings Volume of the 37th Annual Highway Geology Symposium Held August 20-23, 1986, Helena, Montana, p. 2-10.
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| 1987 |
Berg, R.B., 1987, Potential for Talc Deposits Within the BLM Wilderness Study Area of the Northern Part of the Ruby Range, Madison County, Montana: U.S. Geological Survey Open-File Report 87-001.
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| 1987 |
Berg, R.B., Tysdal, R.G., Lee, G.K., Hassemer, J.H., and Hanna, W.F., 1987, Mineral Resources of the Blacktail Mountains Wilderness Study Area, Beaverhead County, Montana, USGS Survey Bulletin 1724-B.
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| 1987 |
Tysdal, R.G., Lee, G.K., Hassemer, J.H., and Hanna, W.F. (U.S. Geological Survey, Schmauch, S.W., (U.S. Bureau of Mines) with a Section on Talc by Berg, R.B. (Montana Bureau of Mines and Geology),1987, Mineral Resources of the Ruby Mountains Wilderness Study Area, Madison County, Montana: U.S. Geological Survey Bull. 1724-B, 21 p.
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| 1987 |
Zeihen, L.G., Berg, R.B., and McClernan, H.G., 1987, Geology of the Butte Mining District, Montana: in Geological Society of America Centennial Field Guide, v. 2, Beus, S.S., eds.: Rocky Mountain Section of the Geological Society of America, p. 57-61.
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| 1986 |
Berg, R.B., 1986, Clinochlore From the Silver Star District, Madison County, Montana: Clays and Clay Minerals, v. 34, issue 4, p. 496-498.
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| 1985 |
Bartholomew, M.J., Lawson, D.C., and Berg, R.B., 1985, Montana Exploration in 1984: Mining Engineering, May 1985, p. 407
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| 1985 |
Berg, R.B., and Zeihen, L.G., 1985, Road Log for Golden Sunlight Mine - Butte Field Trip, in Beaver, P.C., eds., Guidebook of the 10th Annual Field Conference of the Tobacco Root Geological Society, p. 35-40.
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| 1983 |
Berg, R.B., 1983, New Chlorite Mine in an Old Montana Gold District: Mining Engineering, v. 35, no. 4, p. 347-350.
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| 1983 |
Berg, R.B., and Zeihen, L.G., 1983, The Minerals of Montana Tech; A History of The Mineral Museum. Annual Report, Montana Bureau of Mines and Geology 1982-1983, p. 39-46.
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| 1982 |
Berg, R.B., 1982, The Characteristics and Probable Origin of Barite Veins in the Belt Supergroup, Western Montana: Revised Version of Invited Manuscript Submitted for Publication in Belt-Purcell Supergroup Volume of Northwest Geology, October 1982.
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| 1981 |
Johns, W.M., Berg, R.B., and Dresser, H.W., 1981, Geologic Road Log, Three Forks to Twin Bridges, in Field Conference and Symposium Guidebook to Southwest Montana, Tucker, T.E., eds., Montana Geological Society. p. 288-392.
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| 1980 |
Berg, R.B., 1980, Talc Deposits of Montana: Northwest Mining Association Reprint of Paper Presented at 86th Annual Meeting, December, 1980, Spokane, Washington, 11 p.
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| 1973 |
Berg, R.B., 1973, Geology of Southernmost Ravalli County: Northwest Geology, v. 2, p. 1 5.
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| 1973 |
Weidman, R.M., Alt, D.D., Berg, R.B., Johns, W.M., Flood, R.E., Jr., Hawley, K.T., and Wackwitz, L.K., 1973, Applicability of ERTS-1 to Lineament and Photogeologic Mapping in Montana-Preliminary Report; p. 539-546, in Freden, S.C., and others, eds., Symposium on Significant Results Obtained from the Earth Resources Technology Satellite-1, v. 1. Technical Presentations Section A NASA SP-327, NASA, Washington, D.C.
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| 1968 |
Berg, R.B., 1968, Petrology of Anorthosites of the Bitterroot Range, p. 387 398, in Isachsen, Y. W., ed., The Origin of Anorthosite and Related Rocks: New York State Museum and Science Service Memoir 18, 466 p.
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