Richard (Dick) Berg

Richard


Geologist
Phone: (406) 496-4172
Email: dberg@mtech.edu
MBMG—Butte
1300 West Park Street
Butte, MT 59701


  • Biographical Information
  • Outreach & Presentations
  • Publications

Education

1964—Ph.D., Geology, University of Montana
1959—B.S., Geology, Beloit College
Date Citation
11/5/2018 Berg, R.B., 2018, Magmatic Fragmentation of Sapphire Xenocrysts in a Basaltic Trachyandesite Sill Near Helena, Montana: Poster Presentation at 2018 GSA Annual Meeting, Indianapolis, Indiana, November 5, 2018, v. 50, no. 6.
11/5/2018 Palke, A.C., Berg, R.B., and Renfro, N.D., 2018, Unravelling the Geological Mysteries of Montana's Sapphire Deposits: Poster Presentation at 2018 GSA Annual Meeting, Indianapolis, Indiana, November 5, 2018, v. 50, no. 6.
10/12/2017 Berg, R.B., 2017, New Concepts in Understanding Montana Sapphire Genesis: Presented at the 2017 MBMG Mining and Mineral Symposium at Montana Tech, Butte, Montana, October 12, 2017.
5/20/2017 Berg, R.B., 2017, Montana Sapphires: Presented at the Bitterroot Gem & Mineral Show / Federation Show, Ravalli County Fairgrounds, Hamilton, Montana, May 20, 2017.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
2007 Cerino, M.T., Childs, J.F., and Berg, R.B., 2007, Talc in Southwestern Montana: Northwest Geology, v. 36, p. 9-22.
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.
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.
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.
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.
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.
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
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.
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.
1999 Berg, R.B., 1999, Montana Talc: the Gem of the Treasure State: North American Minerals News, No. 53, p. 11-12.
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.
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.
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.
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.
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.
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.
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.
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.
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).
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.
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.
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).
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.
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.
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.
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.
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.
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.
1987 Bartholomew, M.J., Lawson, D.C., and Berg, R.B., 1987, Montana Exploration in 1986: Mining Engineering, v. 39, P. 336.
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.
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.
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.
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.
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.
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.
1985 Bartholomew, M.J., Lawson, D.C., and Berg, R.B., 1985, Montana Exploration in 1984: Mining Engineering, May 1985, p. 407
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.
1983 Berg, R.B., 1983, New Chlorite Mine in an Old Montana Gold District: Mining Engineering, v. 35, no. 4, p. 347-350.
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.
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.
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.
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.
1973 Berg, R.B., 1973, Geology of Southernmost Ravalli County: Northwest Geology, v. 2, p. 1 5.
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.
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.