 | | Report (issue) | | COVER Top left: From late 199] to 1993 Cambior Alaska Inc. constructed the first phase of a two-phase...Phase one channeled the stream around the open-pit mine operations. During the stream diversion the company...quality, stream flow, and fish populations. When the mine closed, Valdez Creek was diverted back to its original...work on Pit A-8 of Valdez Creek gold mine operated by Cambior Alaska Inc. as it appeared in early August...Cambior Alaska and previous operators produced 459,162 ounces (14,279 kilograms) of refined gold from the |  | | 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...spring containing iron-rich filamentous algae on the North Fork of the Fortymile River. This is part of a multi-year...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 |  | | Report (issue) | | Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...Center, Box 25286 Denver, CO 80225 Residents of Alaska may order maps from U.S. Geological Survey, Map...Sales 101 Twelfth Ave., Box 12 Fairbanks, AK 99701 ā¢ ANCHORAGE, Alaska-4230 University Dr., Rm. 101 ...at the U.S. Geological Survey offices: ā¢ FAIRBANKS, Alaska-New Federal Building, 101 Twelfth Ave. ā¢ ROLLA...Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public |  | Thompson, J. F. H., Sillitoe, R. H., Baker, T., Lang, J. R., Mortensen, J. K. (1999) Intrusion-related gold deposits associated with tungsten-tin provinces. Mineralium Deposita, 34 (4) 323-334 doi:10.1007/s001260050207 | Journal (article/letter/editorial) | | J. R. Lang Ć” J. K. Mortensen Intrusion-related gold deposits associated with tungsten-tin provinces...economically important class of intrusion-related gold deposits, which occur within magmatic provinces...deposits (Fort Knox, Mokrsko, Salave, Vasilkovskoe, Timbarra, Kidston and Kori Kollo). These gold deposits...more widely-developed gold-rich porphyry copper and related deposits. The gold deposits associated with...ilmenite-series magmas are represented. The intrusion-hosted gold deposits are most commonly of sheeted vein/veinlet |  | McCammon, Richard B., Light, Thomas D., Rinehart, C. Dean, Weber, Florence R., Lee, Gregory K., Bie, Scott W. (1997) Map showing mineral resource potential of the Livengood Quadrangle, Alaska. Open-File Report Vol. 1997 (97-484) US Geological Survey doi:10.3133/ofr97484b | Report (issue) | | RESOURCE POTENTIAL OF THE LIVENGOOD QUADRANGLE, ALASKA By Richard B. McCammon1, Thomas D. Light2, C....Geological Survey editorial standards or with the North American Stratigraphic Code. Any use of trade, product...Virginia 22092 Anchorage, Alaska Menlo Park, California 94025 Fairbanks, Alaska 99708 Denver, Colorado ...RESOURCE POTENTIAL IN THE LIVENGOOD QUADRANGLE, ALASKA By Richard B. McCammon, Thomas D. Light, C. Dean...1997 INTRODUCTION This report, as part of the Alaska Mineral Resource Assessment Program (AMRAP), assesses |  | | Report (issue) | | A diamond-drill crew explores the Johnson River gold-polymetallic deposit near Iliamna volcano about...(997,542 tonnes) grading 10.35 grams per tonnes gold, 7.84 grams per tonnes silver, 8.37% zinc, 1.17%...later than the enclosing rocks) textures in the quartz-sulfide stockwork of the Johnson River deposit...fine) gold nuggets recovered from Silverado Mines Inc. openpit and underground placer gold mine operations...depositsin the Koyukuk-Nolan district of northern Alaska. The center nugget weighs 41.35 ounces (1,286 grams) |  | | Report (issue) | | Agriculture-Forest Service, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...1980 A summary of mineral resource activities in Alaska during 1996 UNITED STATES GOVERNMENT PRINTING...Susan Mayfield Frontispiece. Kennecott mill and mine area in Wrangell-St. Elias National Park and Preserve................................................. North Slope................................................................... Data Acquisition on the Alaska OCS .......................................... |  | | Report (issue) | | Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...of Documents. ANCHORAGE, Alaska--4230 University Dr., Rm. 101 ANCHORAGE, Alaska--605 West 4th Ave., Rm...Map Sales Box25286 Denver, CO 80225 Residents of Alaska may order maps from U.S. Geological Survey, Map...Map Sales 101 Twelfth Ave. - Box 12 Fairbanks, AK 99701 Maps Maps may be purchased over the counter at...offices: ROLLA, Missouri--1400 Independence Rd. FAIRBANKS, Alaska--New Federal Building, Twelfth Ave. 101 |  | | Report (issue) | | Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...of the Superintendent of Documents. ANCHORAGE, Alaska-^230 University Dr., Rm. 101 LAKEWOOD, Colorado... Federal Center Denver, CO 80225 Residents of Alaska may order maps from U.S. Geological Survey, Earth...Science Information Center 101 Twelfth Ave., Box 12 Fairbanks, AK 99701 Maps Only Maps may be purchased over...counter at the U.S. Geological Survey offices: FAIRBANKS, Alaska New Federal Building, 101 Twelfth Ave. ROLLA |  | | Journal (article/letter/editorial) | | Federal Centre Box 25046 (MS964), Denver, Colorado, USA 80225 Received on June 1, 2004; accepted on September...suites and belts are defined across Alaska and Yukon, in the northern North American Cordillera, on the basis...mineralisation is rare. Most significantly, many gold deposits and occurrences are associated with ilmenite-series...recognized reduced intrusion-related gold deposit model. Keywords: Alaska, Yukon, granite, redox, Cretaceous...BELT KALTAG Richardson area VF L EL W RE FA Alaska Range DE NA L 35 I n g ell 0 AR km L P M RF SU |  | | Book | | PORPHYRY AND HYDROTHERMAL COPPER AND GOLD DEPOSITS ā ā¢ ć ā ^^ CENTRAL ASIA ā¢ -Ā« THE AMERICAS ā¢...A H J H O J PORPHYRY AND HYDROTHERMAL COPPER & GOLD DEPOSITS A GLOBAL PERSPECTIVE ISBN 0-908039-71-9...open pit, Utah, USA. Photograph b y T M Porter. PORPHYRY AND HYDROTHERMAL COPPER AND GOLD DEPOSITS A GLOBAL...World's Porphyry and Other Hydrothermal Copper & Gold Depositsļ¼and their Distribution. T. Michael Porter...Favouring Lar^e Size, High Hypogene Gradeļ¼Elevated Gold Content and Supergene Oxidation and Enrichment of |  | | Report (issue) | | Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...Riverside Ave.. ā¢ ANCHORAGE, Alaska--Rm. 101, 4230 University Dr. ā¢ ANCHORAGE, Alaska--Federal Bldg, Rm. E-146...Center, Box 25286 Denver, CO 80225 Residents of Alaska may order maps from Abtska Distribution Section...New Federal Building - Box 12 101 Twelfth Ave., Fairbanks, AK mot Maps Maps may be purchased over the counter...Center ā¢ FAIRBANKS, Alaska--New Federal Bldg., 101 Twelfth Ave. 1990 Annual Report on Alaskaā¢s Mineral |  | | Journal (article/letter/editorial) | | Orogenesis, high-T thermal events, and gold vein formation within metamorphic rocks of the Alaskan Cordillera...Mesothermal, gold-bearing quartz veins are widespread within allochthonous terranes of Alaska that are composed...south-central and southeastern Alaska; small and generally nonproductive gold-bearing veins occur upstream...major placer deposits in interior and northern Alaska. Oreforming fluids in all areas are consistent...high-T tectonic deformation, igneous activity, and gold mineralization. Ore fluids were of consistently |  | | Report (issue) | | Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...1980 A summary of mineral resource activities in Alaska during 1995 UNITED STATES GOVERNMENT PRINTING................................................. North Slope................................................................... Data Acquisition on the Alaska OCS........................................... |  | | Book (edition) | | I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fourth Edition Mineral Resource...Resource Reviews Series editor John Slack, Reston, VA, USA More information about this series at http://www...Groves ā¢ Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fourth Edition 123 Daniel...association of these rocks with major epithermal gold and porphyry gold-copper deposits. In recent years, there...rocks with iron oxide copper-gold (IOCG) deposits, intrusion-related gold deposits (IRGDs), and possibly |  | | Book (edition) | | I. Groves Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fifth Edition Mineral Resource...Resource Reviews Series editor John Slack, Reston, VA, USA More information about this series at http://www...Groves ā¢ Potassic Igneous Rocks and Associated Gold-Copper Mineralization Fifth Edition 123 Daniel...association of these rocks with major epithermal gold and porphyry gold-copper deposits. Even more recently, there...copper-gold (IOCG) deposits, intrusion-related gold deposits (IRGDs) and even Carlin-type gold deposits |  | | Journal (article/letter/editorial) | | veins of massive sulfide with variable amounts of quartz, carbonate, clinochlore, chamosite, biotite, muscovite...sulfides, chloriteāchamosite, biotite, carbonate and quartz at temperatures below 500Ā°ā550Ā°C. Keywords: McBratney...massifs contiennent des proportions variables de quartz, carbonate, clinochlore, chamosite, biotite, muscovite...NiāFeāCu, chloriteāchamosite, biotite, carbonate et quartz Ć une tempĆ©rature infĆ©rieure Ć 500Ā°ā550Ā°C. (Traduit...the Flin Flon, Callinan, Cuprus, Trout Lake, North Star and White Lake mines. Recently, occurrences of |  | | Report (issue) | | 1991 Annual Report on Alaska 1s Mineral Resources U.S. GEOLOGICAL SURVEY CIRCULAR 1072 .. \ .... \...Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...Documents. ANCHORAGE, Alaska--4230 University Dr., Rm. 101 ANCHORAGE, Alaska--605 West 4th Ave., Rm...Center, Box 25286 Denver, CO 80225 Residents of Alaska may order maps from U.S. Geological Survey, Map...New Federal Building - Box 12 101 Twelfth Ave., Fairbanks, AK 99701 WASHINGTON, D.C.--U.S. Department of |  | | Report (issue) | | Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...to Superintendent of Documents.) ā¢ ANCHORAGE, Alaska--4230 University Dr., Rm. 101 ā¢ LAKEWOOD, Colorado-Federal...at the U.S. Geological Survey offices: ā¢ FAIRBANKS, Alaska-New Federal Building, 101 Twelfth Ave. ā¢...SPACE CENTER, Mississippi-Bldg. 3101 Residents of Alaska may order maps from 1994 Annual Report on Alaska's...inactive Gold Standard Mine, located in Tongass National Forest near Helm Bay in southeastern Alaska. An inventory |  | | Report (issue) | | nes, prospects and mineral occurrences throughout Alaska. 6 I50" ctf o3 S _ --1.G184 LG1B6 ctf LG030...occurrences in the Livengood 1:250, 000-scale quadrangle, Alaska This and related reports are accessible through...(907) 786-7424. This compilation is authored by: Alaska 03 'B- ' ** o Ā£2 0) j 1 Q o C/5 14- ...^! Curtis J. Freeman and Janet Schaefer Fairbanks, Alaska C^ '*s*^__^r*&*'' Location of map arĀ«a In...Geological Survey editorial standards or with the North American Stratigraphic code. Any use of trade, product |  | | Journal (article/letter/editorial) | | and Au grades found in this type of deposit in North America (up to 207 g/t Pd, 34 g/t Pt, 2.6 g/t Rh...chlorite schists. Platinum group minerals (PGM) and gold are spatially and temporally associated with pyrrhotite...Kisseynew domain bounds the Flin Flon belt to the north and the flat-lying Paleozoic Western Interior platform...(Menard et al., 1996; Layton-Matthews et al., 2007). North of the Kisseynew domain is the Lynn Lake belt, hosting...of the most remarkable Pd-Pt drill intercepts in North America, with 10.65 g/t combined platinum and palladium |  | | Report (volume) | | Porphyry Deposits of the Northwestern Cordillera of North Ame I a Z Oy f sS Edited by T.G. Schroeter ā...porphyry deposits of the northwestern Cordillera of North America, including papers with retrospective and...overviews of Washington, British Columbia, Yukon, and Alaska; Part B ā porphyry copper (+ Au+Mo) deposits of...ā porphyry molybdenum (+W0,) deposits; Part E ā gold (+ Ag+ W0,+Cu) deposits associated with porphyry...and 1970s were decades of mineral exploration and mine development unprecedented in the northwestern Cordillera |  | | Journal (article/letter/editorial) | | Hydrometallurgical Processing of Low-Grade Sulfide Ore and Mine Waste in the Arctic Regions: Perspectives and Challenges...Dmitriy V. Makarov 1, * 1 2 * and Institute of North Industrial Ecology Problems, Kola Science Centre...ores and mine waste processing with heap and bacterial leaching methods. By the example of gold and silver...well-known environmental hazards. Therefore, the use of mine dumps and tailings, and the ores left in the ground...productive for processing such low-grade ore and mine waste containing non-ferrous metals [2ā6]. Introduction |  | | Report (volume) | | Interior U.S. Geological Survey Geologic Studies in Alaska by the U.S. Geological Survey, 1997 U.S. Geological...extremely insignificant. Geologic Studies in Alaska by the U.S. Geological Survey, 1997 Edited by Karen...Cataloging-in-Publication Data Geologic studies in Alaska by the U.S. Geological Survey, 1997 I edited by...Supt. of Docs. no.: I 19. 16: 1614 1. Geology-Alaska. QE83.G46 2000 557.98-dc219 I. Kelley, Karen D...volcanogenic massive sulfide deposits, southeastern Alaska By Rainer J. Newberry and David A. Brew ...... |  | | Report (volume) | | Interior U.S. Geological Survey Geologic Studies in Alaska by the U.S. Geological Survey, 1997 U.S. Geological...extremely insignificant. Geologic Studies in Alaska by the U.S. Geological Survey, 1997 Edited by Karen...Cataloging-in-Publication Data Geologic studies in Alaska by the U.S. Geological Survey, 1997 I edited by...Supt. of Docs. no.: I 19. 16: 1614 1. Geology-Alaska. QE83.G46 2000 557.98-dc219 I. Kelley, Karen D...volcanogenic massive sulfide deposits, southeastern Alaska By Rainer J. Newberry and David A. Brew ...... |
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