 | Wanty, R.B., Wang, Bronwen, Vohden, Jim, Briggs, P.H., Meier, A.H. (1999) Regional baseline geochemistry and environmental effects of gold placer mining operations on the Fortymile River, eastern Alaska. Open-File Report Vol. 1999 (99-328) US Geological Survey doi:10.3133/ofr99328 | Report (issue) | | Environmental Effects of Gold Placer Mining Operations on the Fortymile River, Eastern Alaska by Richard B. Wanty1...Airport Way, Fairbanks, AK 99709 Regional Baseline Geochemistry and Environmental Effects of Gold-Placer...Mining Operations on the Fortymile River, Eastern Alaska Richard B. Wanty 1 , Bronwen Wang2, Jim Vohden3...Department of Natural Resources, 3700 Airport Way, Fairbanks, AK 99709 Contents: ABSTRACT...................Environmental Effects of Gold-Placer Mining Operations on the Fortymile River, Eastern Alaska Richard B. Wanty |  | | Report (volume) | | Reconnaissance Geology of the Eagle A-1 and A-2 Quadrangles Alaska GEOLOGICAL SURVEY BULLETIN 1271-G Reconnaissance... Reconnaissance Geology of the Eagle A-1 and A-2 Quadrangles Alaska By HELEN L. FOSTER CONTRIBUTIONS GEOLOGICAL ...A-2 quadrangles, a part of the Fortymile placer gold mining country UNITED STATES GOVERNMENT PRINTING...geologic map of the Eagle A-l and A-2 quadrangles, Alaska---.------------------------- In pocket FIGURES...Photograph of abandoned placer mining property on Uhler Creek..-,___________________-___-____--__--__ 29 PLATE |  | | Report (volume) | | SURVEY B ULLETIN 2125 GOLD PLACERS OF THE HISTORICAL FoRTYMILE RIVER REGION, ALASKA ,I I I I q~ C:J~i...LINE. WARREN YEEND GOLD PLACERS OF THE HISTORICAL FoRTYMILE RIVER REGION, ALASKA U.S. GEOLOGICAL SURVEY...placers of the Historical Fortymile River region, Alaska I by Warren Yeend p. em. - (U.S. Geological Survey...of Docs. no.: I 19.3:2125 1. Geology-Alaska. 2. Gold ores-Alaska. 3. Placer depositsAlaska. I. Title............................................. 2 4 AREA OF STUDY....................................... |  | | Report (issue) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight |  | Miller, Marti L., Tucker, Robert D., Layer, Paul W., Bundtzen, Thomas K. (2000) Isotopic ages from intrusive rocks near the Stuyahok gold placer deposits, south-central Holy Cross quadrangle, Alaska: A section in Geologic studies in Alaska by the U.S. Geological Survey, 1998. Professional Paper Vol. 1615. US Geological Survey doi:10.3133/70180437 | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | Bradley, Dwight C., Parrish, Randall, Clendenen, William, Lux, Daniel R., Layer, Paul W., Heizler, Matthew, Donley, D. Thomas (2000) New geochronological evidence for the timing of early Tertiary ridge subduction in southern Alaska: A section in Geologic studies in Alaska by the U.S. Geological Survey, 1998. Professional Paper Vol. 1615. US Geological Survey doi:10.3133/70180636 | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | Farmer, G. Lang, Goldfarb, Richard J., Lilly, Michael R., Bolton, Bob, Meier, Allen L., Sanzolone, Richard F. (2000) The chemical characteristics of ground water near Fairbanks, Alaska: A section in Geologic studies in Alaska by the U.S. Geological Survey, 1998. Professional Paper Vol. 1615. US Geological Survey doi:10.3133/70180667 | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | Muhs, Daniel R., Ager, Thomas A., Been, Josh M., Rosenbaum, Joseph G., Reynolds, Richard J. (2000) An evaluation of methods for identifying and interpreting buried soils in late Quaternary loess in Alaska: A section in Geologic studies in Alaska by the U.S. Geological Survey, 1998. Professional Paper Vol. 1615. US Geological Survey doi:10.3133/70180665 | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | Kelley, Karen D., Leach, David L., Johnson, Craig A. (2000) Sulfur-, oxygen-, and carbon-isotope studies of Ag-Pb-Zn vein-breccia occurrences, sulfide-bearing concretions, and barite deposits in the north-central Brooks Range, with comparisons to shale-hosted stratiform massive sulfide deposits: A section in Geologic studies in Alaska by the U.S. Geological Survey, 1998. Professional Paper Vol. 1615. US Geological Survey doi:10.3133/70180671 | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | Wanty, Richard B., Wang, Bronwen, Vohden, Jim, Briggs, Paul H., Meier, Allen L. (2000) Regional baseline geochemistry and environmental effects of gold placer mining operations on the Fortymile River, eastern Alaska: A section in Geologic studies in Alaska by the U.S. Geological Survey, 1998. Professional Paper Vol. 1615. US Geological Survey doi:10.3133/70180645 | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight | | | Report (volume) | | Geologic Studies in Alaska by the U.S. Geological Survey, 1998 U.S. Geological Survey Professional Paper...Photograph of the Fortymile River in east-central Alaska cutting through sulfidebearing siliciclastic metasedimentary...versus mining-related sources. Geologic Studies in Alaska by the U.S. Geological Survey, 1998 Edited by Karen...of early Tertiary ridge subduction in southern Alaska By Dwight C. Bradley, Randall Parrish, William...strata of the Dyckman Mountain area, northeastern Medfra quadrangle, Alaska By Julie A. Dumoulin, Dwight |  | | Report (issue) | | Water Management FRONT COVER Top: Ryan Lode Mine gold recovery plant and heap leach pads bask in late...McGroarty (left) and Jim Vohden (right) of the Alaska Division of Mining & Water Management, and Bronwen...zone on face in the Greens Creek Mine on Admiralty Island west of Juneau, Alaska. Photo by Jan Nauman. GEOLOGY...ip nw si 9" K.H. Clautice + ee J.L. Nauman Alaska Department of Natural Resources Division of Geological...Alaska’s mining industry in 1997. Without question, Alaska is experiencing a world-class boom in mining that |  | Dusel-Bacon, Cynthia, Slack, John F., Aleinikoff, John N., Mortensen, James K. (2009) Mesozoic Magmatism and Base-Metal Mineralization in the Fortymile Mining District, Eastern Alaska - Initial Results of Petrographic, Geochemical, and Isotopic Studies in the Mount Veta Area. Professional Paper Vol. 1760 (1760a) US Geological Survey doi:10.3133/pp1760a | Report (issue) | | Studies by the U.S. Geological Survey in Alaska, 2007 Mesozoic Magmatism and Base-Metal Mineralization...Mineralization in the Fortymile Mining District, Eastern Alaska—Initial Results of Petrographic, Geochemical, and...and Isotopic Studies in the Mount Veta Area Professional Paper 1760-A Studies Studies by the U.S. by...Geological U.S. Geological Survey in Survey Alaska, in Alaska, 2007 2007 Edited by Edited PeterbyJ.Peter...blank Studies by the U.S. Geological Survey in Alaska, 2007 Edited by Peter J. Haeussler and John P. |  | Crock, J.G., Gough, L.P., Wanty, R.B., Day, W.C., Wang, Bronwen, Gamble, B.M., Henning, M., Brown, Z.A., Meier, A.L. (1999) Regional geochemical results from the analyses of rock, water, soil, stream sediment and vegetation samples; Fortymile River watershed, East-Central Alaska. Open-File Report Vol. 1999 (99-33) US Geological Survey doi:10.3133/ofr9933 | Report (issue) | | Samples Fortymile River Watershed, East-Central, Alaska by J.G. Crock1 , L.P. Gough2, R.B. Wanty1, W...4230 University Dr., Anchorage, AK 99508-4667. 4 Alaska Department of Natural Resources, Division of Mining...water samples from the Fortymile River watershed, Alaska..................................................water samples from the Fortymile River watershed, Alaska............................... 27 Table 8. X-ray...rock samples from the Fortymile River watershed, Alaska.......................................... 32 Table |  | Cathrall, John B., Albanese, Mary, VanTrump, George, Mosier, E.L., Lueck, Larry (1989) Geochemical signatures, analytical results, mineralogical data, and sample locality map of placer and lode gold, and heavy-mineral concentrates from the Fortymile mining district, Eagle quadrangle, Alaska. Open-File Report Vol. 1989 (89-451) US Geological Survey doi:10.3133/ofr89451 | Report (issue) | | data, and sample locality nap of placer and lode gold, and heavy-mineral concentrates from the Fortymile...Fortymile mining district, Eagle quadrangle, Alaska By 19 1 John B. Cathrall , Mary Albanese , George VanTrump...DFC, Box 25046, MS 973, Denver, CO 80225 State of Alaska, Department of Natural Resources, Division of Geological...and Geophysical Surveys, 794 University Ave., Fairbanks, AK 99701 1989 CONTENTS Page Introducti on............................... 1 Reliability of Gold Analyses....................................... |  | | Report (volume) | | Placer Deposits of Alaska By EDWARD H. COBB GEOLOGICAL SURVEY BULLETIN 1374 An inventory of the...the placer mines and prospects of Alaska, their history and geologic setting UNITED STATES GOVERNMENT...and method of presentation __ Definitions _-____ Alaska Peninsula region Aleutian Islands region ________..._ Redoubt district ___-_ _ Valdez Creek district __ _ Willow Creek district Yentna district _____________...district McGrath district Northern Alaska region ____________ Northwestern Alaska region Kiana district ________ |  | | Report (volume) | | Bulletin 897-C GOLD PLACERS OF THE EORTYMILE, EAGLE, AND CIRCLE DISTRICTS ALASKA BY J. B. MERTIE,... JR. Mineral resources of Alaska, 1936 (Pages 133-261) UNITED STATES GOVERNMENT PRINTING OFFICE WASHINGTON...______._ Wade Creek area._________________________________________ Chicken Creek area...____________..._____________________________________ Franklin Creek area.______________________________________ Fortymile River...area____._-_______-__-__._.____________. Dome Creek area-_-----_____-_-_____-_-______-________.___ Eagle |
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