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| SMITH, DIEECTOB GEOLOGY OF THE BERBERS BAY REGION ALASKA BY ADOLPH KNOPF WASHINGTON GOVERNMENT PRINTING........................................... 14 Berners formation ......................... : ...................................................... Chalcopyrite...............................................38 Ivanhoe mine.......................................................... 38 Horrible mine..............39 Bear mine. ............................................................ 39 Kensington mine........ |
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| 1)+%#. 5748'; ,WPGCW #NCUMC Alaska Resource Data File Juneau quadrangle Descriptions of the mineral...throughout Alaska. o o o o o o o o Distribution of mineral occurrences in the Juneau 1:250,000-scale...000-scale quadrangle, Alaska This and related reports are accessible through the USGS World Wide Web site...authored by: John C. Barnett and Lance D. Miller Juneau, AK This report is preliminary and has not been...the U.S. Government. OPEN-FILE REPORT 03-456 Alaska Resource Data File JU001 Site name(s): Unnamed |
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| systematic investigation of the mineral resources of Alaska by the Geological Survey has yielded a large amount...geologic features of the metalliferous deposits of Alaska, using the results obtained by the many geologists...purely scientific results which have been achieved. Alaska is rich in metallic wealth. Its lode' and placer...The rapid advance of the mining 1 Brooks, A. H., The coal resources of Alaska: Twenty-second Ann. Kept... The Alaska coal fields: Bull. U. S. Geol. Survey No. 314,1907, pp.40-46 Brooks, A. H., Alaska coal and |
 | Goldfarb, Richard J., Newberry, Rainer J., Pickthorn, William J., Gent, Carol A. (1991) Oxygen, hydrogen, and sulfur isotope studies in the Juneau gold belt, southeastern Alaska; constraints on the origin of hydrothermal fluids. Economic Geology, 86 (1) 66-80 doi:10.2113/gsecongeo.86.1.66 | Journal (article/letter/editorial) |
| Departmentof Geologyand Geophysics, Universityof Alaska,Fairbanks,Alaska99775-0760 WILLIAM J. PICKTHORN...locatedapproximately125 km inboardof the Gulf of Alaska and about 20 km west of the Coast batholith. Placergold...0361-0128/91/1171/66-1553.00 66 and ore petrographyat the Alaska-Juneau mine, the largestproduceralongthe goldbelt, were...y investigationsindicate that the ore fluids JUNEAU AuBELT:O, H, & SSTUDIES were low-salinity H20-CO2-CH4-N2-H2S...south,includeBernersBay, EagleRiver (YankeeBasin), Juneau(DouglasIsland), Snettisham,and Sumdum (EndicottPeninsula) |
 | Miller, Lance J., Goldfarb, Richard J., Snee, Lawrence W., Gent, Carol A., Kirkham, Richard A. (1995) Structural geology, age, and mechanisms of gold vein formation at the Kensington and Jualin deposits, Berners Bay District, Southeast Alaska. Economic Geology, 90 (2) 343-368 doi:10.2113/gsecongeo.90.2.343 | Journal (article/letter/editorial) |
| Formationat the KensingtonandJualinDeposits,BernersBay District, SoutheastAlaska LANCE D. MILLER,* Departmentof...RICHARD A. KIRKHAM EchoBayAlaska,3100 ChannelDrive,Juneau,Alaska99801 Abstract The BernersBaydistrictat...Presentaddress: EchoBayAlaska,3100 ChannelDrive,Juneau, Alaska99801. 0361-0128/95/1677/343-2654.00 343...which to studythe evolution of a mesothermal vein district. The BernersBayminingdistrict(Fig. 1) islocatedat...mesothermalquartz veinsin the Juneaugold belt. Mining activity in the BernersBay districtbeganin the |
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| MINING DEVELOPMENTS IN THE KETCHIKAN AND WRANGELL MINING DISTRICTS. By THEODORE CHAPIN. KETCHIKAN DISTRICT...DISTRICT. INTRODUCTION. . Mining operations in the Ketchikan district were conducted on a much larger...quarries of the Vermont Marble Co. at Tokeen, but the district contains large bodies of high-grade marble, whose...known mineral deposits is shown on Plate V. LODE MINING. PRODUCTION. The increase in the production of...RESOURCES OF ALASKA, 1916. Copper, gold, and silver produced in the Ketchikan mining district in 1915 and |
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| MINING DEVELOPMENTS IN SOUTHEASTERN ALASKA. By THEODORE CHAPIN. INTRODUCTION. A considerable advance...advance in both copper and gold lode mining was made in southeastern Alaska in 1915. The development consisted...bodies of gold-bearing ore, in the installation of mining machinery and power-developing plants for its expolitation...throughout the region extending from Ketchikan to Berners Bay. Juneau, which has long ranked as an important gold...of the Alaska-Gastineau mill and the breaking of ground for the new mill of the Alaska-Juneau Gold Mining |
 | Wells, D.E., Pittman, T.L., Brew, D.A., Douglass, S.L. (1986) Map and description of the mineral deposits in the Juneau, Taku River, Atlin, and part of the Skagway quadrangles, Alaska. Open-File Report Vol. 1986 (85-717) US Geological Survey doi:10.3133/ofr85717 | Report (issue) |
| DEPOSITS IN THE JUNEAU, TAKU RIVER, ATLIN, AND PART OF THE SKAGWAY QUADRANGLES, ALASKA BY D. EDWARD WELLS...of Mines, Juneau, U.S. Geological Survey, Menlo Park, CA 94025; Present address 89861 Alaska Park, CA...DEPOSITS IN THE JUNEAU, TAKU RIVER, ATLIN, AND PART OF THE SKAGWAY QUADRANGLES, ALASKA By D. Edward Wells...prospects, mineral occurrences, and mining claims in the Atlin, Juneau, Taku River, and part of the Skagway...groups. The descriptions are in this order: Atlin, Juneau, Skagway, Taku River. The symbol at each site is |
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| H. MANNING. Director I HE MINING INDUSTRY IN THE TERRITORY OF ALASKA DURING THE CALENDAR YEAR 1915... BY SUMNER S. SMITH United States Mine Inspector for Alaska ENGINEERING \Y* WASHINGTON GOVERNMENT...MINES H. MANNING. Director THE MINING INDUSTRY IN THE TERRITORY OF ALASKA DURING THE CALENDAR YEAR 1915... BY SUMNER S. SMITH United Stales Mine Inspector for Alaska WASHINGTON GOVERNMENT PRINTING 1917 ...prohibits the CONTENTS. Page. Introduction New gold-mining districts Mineral production Placer gold Lode gold |
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| SMITH, DIRECTOR BULLETIN 504 THE SITKA MINING DISTRICT ALASKA BY ADOLPH KNOPF WASHINGTON GOVERNMENT...intrusive rocks to mineralization______________ Kiag Bay _______________________________ Geography and hi...Gate mine____:_____________________ Hirst Cove Mining Co__ - _________________________'. _ Other prospects________... The gypsum deposit____________________________ Mine developments___________________________ Market ...Geologic reconnaissance map of the Sitka and Juneau mining districts __________________________________ |
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| PROGRESS OF INVESTIGATIONS OF MINERAL RESOURCES OF ALASKA IN 1905 By ALFRED H. BROOKS AND OTHERS WASHINGTON...... Southeastern Alaska............................................... Yakutat Bay......................................................... Controller Bay..................................................................................... Southwestern Alaska............................................................................................ THE MINING INDUSTRY IN 1905, by Alfred H. Brooks......... |
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| GOLD BELT, ALASKA BY ARTHUR C. SPENCER AND A RECONNAISSANCE OF ADMIRALTY ISLAND, ALASKA BY WASHINGTON...PRINTING 1906 OFFICE CONTENTS. THE JUNEAU GOLD BELT, ALASKA, BY ARTHUR C: SPENCER. Page Introduction............................... Topography of the Juneau belt....................................................................................... 6 Juneau map.............................................................. 7 Climate of southeastern Alaska......................................... -^ 7 Timber |
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| LODE MINING IN SOUTHEASTERN ALASKA, 1907. By CHAKLES W. WEIGHT. INTRODUCTION. The mining industry in...in southeastern Alaska has not advanced materially during the last year, and the total metal production...factors have affected the mining interests not only of southeastern Alaska, but likewise of many of the...is given of the general geology of southeastern Alaska and the distribution of the ore deposits within...districts and of copper to the south in the Ketchikan district is also noteworthy. Detailed statements of the |
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| IN SOUTHEASTERN ALASKA.1 By GEORGE H. CANFIELD. INTRODUCTION. The streams of Alaska have been important...industrial growth. The success of placer mining in northern and central Alaska has depended primarily on the water...hydraulicking and dredging, and in southeastern Alaska water power has long been used by mines, canneries...water resources of Alaska. Investigations with special reference to placer mining have been made in Seward...parts of southeastern Alaska. In the summer of 1914 Leonard Lundgren, district engineer of the Forest |
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| Metalliferous Lode Deposits of Alaska By HENRY C. BERG and EDWARD H. COBB . G E O L O G I C A L S...A n inventory of the mines and )- grosfiects of Alaska and their ' f geologic settings UNITED STATES...acknowledgments--- - - - - - ----- - - - -- - -- 4 Alaska Peninsula region- - - - - - - - -- - - - - - -...- - - - - - - - - - - - - - --- - - - -9 Bristol Bay region 9 Mercury --- - - - - - - - - - - - - - -...- - - _ - - - _ - - - - - - - - - - 16 Redoubt district--- - - - - - - - - - - - - - - - - - - - - - - |
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| deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Pyrrhotite appears to be been reported in just a single mine in the East Belt of the Sierra Nevada foothills...86 percent of the districts in Nova Scotia. Chalcopyrite was "very minor" in the Mother Lode (Knopf,...Victoria (Junner, 1921). Hotz (1971) reports that chalcopyrite was uncommon in deposits of this type in the |
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| 800 GEOLOGY AND MINERAL DEPOSITS OF SOUTHEASTERN ALASKA BY A. F. BUDDINGTON AND THEODORE CHAPIN !....Theodore Chapin.___ _________ Notes on history of mining development- _____-______----__--____ Geography...distribution________________________________ Ketchikan district.._______________________________________ Vicinity...Bay___________________________________________ Thomas Bay....____________________________ Port Houghton__ ...Holkham Bay and Tracy Arm__________________________.._ Page 45 49 49 52 57 59 60 66 68 68 Juneau district |
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| MINERAL INVESTIGATIONS IN SOUTHEASTERN ALASKA By A. F. BTJDDINGTON FIELD WORK Since 1921 the writer...southeastern Alaska. The field work in 1921 and 1922 was devoted chiefly to the Wrangell district. A part...believed, is of immediate practical value to the mining industry. For this reason it is here presented...understanding of the occurrence of ores in the district examined is by no means complete. Therefore, the...with the gold and silver deposits of the Hyder district and the copper and nickel ores of Chichagof and |
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| Division of Mining & Water Management FRONT COVER Top left: From late 199] to 1993 Cambior Alaska Inc. constructed...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...August 1994. From 1984 to 1995 Cambior Alaska and previous operators produced 459,162 ounces (14,279 kilograms) |
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| LODE MINING AND PROSPECTING ON SEWARD PENINSULA. By J. B. MERTIE, Jr. INTRODUCTION. The lodes of Seward...most part undeveloped. The Big Hurrah mine, in the Solomon district, produced gold from 1903 to 1907 but...been made from the Sliscovich mine, on Manila Creek, in the Nome district, but these were more in the nature...development is still in the stage of prospecting. Lode mining of some of the semiprecious and base metals, however...published later. GOLD. SLISCOVICH. The Sliscovich mine, near the head of Manila Creek, has been described |
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| Department of Energy, as mandated by Section 1011 of the Alaska National Interest Lands Conservation Act, Public...to Superintendent of Documents.) • ANCHORAGE, Alaska--4230 University Dr., Rm. 101 • LAKEWOOD, Colorado-Federal...the U.S. Geological Survey offices: • FAIRBANKS, Alaska-New Federal Building, 101 Twelfth Ave. • ROLLA...SPACE CENTER, Mississippi-Bldg. 3101 Residents of Alaska may order maps from 1994 Annual Report on Alaska's...Gold Standard Mine, located in Tongass National Forest near Helm Bay in southeastern Alaska. An inventory |
 | Chinnasamy, Sakthi Saravanan, Uken, Ron, Reinhardt, Jürgen, Selby, David, Johnson, Spencer (2015) Pressure, temperature, and timing of mineralization of the sedimentary rock-hosted orogenic gold deposit at Klipwal, southeastern Kaapvaal Craton, South Africa. Mineralium Deposita, 50 (6) 739-766 doi:10.1007/s00126-014-0573-9 | Journal (article/letter/editorial) |
| the Klipwal Shear Zone (KSZ) at the Klipwal Gold Mine is confined to laminated quartz–carbonate lodes...Johnson No. 326, Canterbury Ct., Alamo, CA 94507, USA Present Address: S. S. Chinnasamy Department of Earth...carbonates along with pyrite, arsenopyrite, and chalcopyrite±pyrrhotite. An inner alteration zone is dominated...Peters et al. 1990); the Alaska– Juneau, Treadwell, Kensington mines in the Juneau gold belt in the North...include the Wonder Mine situated in the Bumbeni Shear Zone, the Klipwal Gold Mine (KGM) on the Klipwal |
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| developed, the deposit will be mined by underground mining methods. The deposit is part of lands owned by...placer gold mine operations on the Eureka and Mary's bench depositsin the Koyukuk-Nolan district of northern...northern Alaska. The center nugget weighs 41.35 ounces (1,286 grams) and is unofficially the tenth largest...placer gold mine, 50 miles (80 kilometers) east of Cantwell, has been Alaska's largest gold mine for ten...in the world. In 1994 the mine, which has been operated by Cambior Alaska Inc., produced 47,622 ounces |
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| Development Division of Mining & Water Management FRONT COVER Top: Ryan Lode Mine gold recovery plant and...investigates a silver prospect in the Chulitna mining district during a DGGS mapping project in July 1997...(left) and Jim Vohden (right) of the Alaska Division of Mining & Water Management, and Bronwen Wang of...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 |
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| Metalliferous Lode Deposits and Placer Districts of Alaska By WARREN j. NOKLEBERG, THOMAS K. BUNDTZEN, HENRY...metalliferous lode deposits and placer districts of Alaska. U.S. Geological Survey Bulletin 1786 Bibliography...No.: 119.3:1786 1. Placer deposits-Alaska. 2. Ore deposits-Alaska. I. Nokleberg, Warren j. II. Series...COVER Mill buildings at Kennecott, Alaska. The Kennecott district Cu-Ag mines in the Wrangell Mountains...deposit description for Kennecott district (number 30 for southern Alaska). Copyrighted drawing used by permission |
