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| ........................................ Cape Mountain ...................................................................................... Brooks Mountain............................................................................................ Ear Mountain..........................................................................._............... Magnetite and limonite....................................of Seward Peninsula, showing position of York region, Alaska......................................... |
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| GEOLOGY OF THE SEWARD PENINSULA TIN DEPOSITS ALASKA BY ADOLPH KNOPF WASHINGTON GOVERNMENT POINTING...____ Slates near York_____- _____ _ __ __ Port Clarence limestone-- . 5 7 S 9 10 10 10 12 Limestone...________ ___ Lodes __________________ _____ ___ Ear Mountain________..__________.-_ __ : Introduction...Other mineral deposits______1..______________ 58 Alaska Chief property__________________ 58 Idaho clai...II. A, Thin section of paigeite hornfels; B, Port Clarence limestone near head of Cassiterite Creek_ . |
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| ............................................... Nome series ..................................................................................... Port Clarence limestone .............................................................................. Port Clarence coastal plain ................................Plateau ...........................................:York Plateau ..................................................................... 44 46 Port Clarence and York Mountain region ........................... |
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| 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 ________...Anchorage district _ Redoubt district ___-_ _ Valdez Creek district __ _ Willow Creek district Yentna district...district _____________ _ ____ __________ _____ Copper River region __ _ _ _ Chistochina district Nelchina |
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| Director Bulletin 733 GEOLOGY OF THE YORK TIN DEPOSITS ALASKA BY EDWARD STEIDTMANN AND S. H. CATHCART...of report_ Acknowledgments Geography Location and area _ Topography _____ ___ . Drainage________-___ a...Summary of geologic history _ _ ______ Slate of the York region __________________________ General characteristics..._ _ Limestone of the York Mountains _________________ Limestone of Cape Mountain _________________ _ Structural...Mineralogy ________________.__________________ Lost River area ____________ __________________ Geographic feat |
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| placers of the ancient beach about 3 miles north of Nome. Although extensions of this beach have been uncovered...field season of 1907. 6 Brooks, A. H., Placer mining in Alaska: Bull. U. S. Geol. Survey No. 259, 1905, pp...Mofflt, F. H., Gold mining in Seward Peninsula: Bull. No. 284, 1906, pp. 132141; The Nome region : Bull. No...first discovered, between Snake and Nome rivers.- But, as the mining of placers goes on with much rapidity...had some effect in reducing the output of the district. One of these minor causes was the labor trouble |
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| HAKEINGTON. SUMMARY OF MINING OPERATIONS. t A resume of the history of tin mining in Alaska up to 1914 has been...production of cassiterite. from placer operations in the York region since 1902. In 1911 a dredge was installed...streams of the Nome district." Hess mentions 3 that Goldbottom Creek in the Nome district, Fred Gulch,...of Ears Mountain carry some stream tin." Cassiterite lodes were discovered at Cape Mountain in 1902 and...and on Lost Eiver the following year. Mining operations have been carried on at both localities ever |
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| Deposits of the Lost River and Mount Ear Ore Field, Seward Peninsula, Alaska, United States S. M. Aleksandrov...tungsten, beryllium, and fluorite deposits of the York Range, Seward Peninsula, represent the continuation...of dolomites and limestones of the Paleozoic Port Clarence Formation at the contact with the Mesozoic leuco...assemblages. Early mineralization is represented by magnetite in pro grade pyroxene skarns after dolomites...results of studying the skarns and ores of the Alaska deposits are of great applied and scientific significance |
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| 24 August 2017 By FRANK H. WASKEY Dillingham, Alaska Eighteen Hundred & Ninety-Seven saw the Press...world heralding the arrival at that then somnolent port of the "Ton of Gold" from the Klondike. The spring...1898 also saw the beginning of placer mining near Nome, Alaska; 1899's summer came and there were hundreds...Beach and its easy wealth brought in 1900 the great Nome rush. During June of that fabled year more than...miners landed on that quartz-streaked shore of Alaska. Many of those thousands, expressing their disappointment |
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| OF SEWARD PENINSULA, ALASKA INCLUDING THE NOME, COUNCIL, KOUGAROK, PORT CLARENCE, AND GOODHOPE PRECINCTS...H. BROOKS__________________ DEVELOPMENT OF THE MINING INDUSTRY, BY ALFRED H. BROOKS_____ Foreword __...13 J9 24 28 Growth of mining from 1902 to 1904___________________ 31 Mining developments in 1905-6_..._ 69 Nome group______________________________ 70 General description_____________________ 70 Port Clarence...schists of Fairhaven precinct_____ 79 Slates in the York region__________________ 79 Limestone near Pala |
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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 |
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| Ore Deposits of the Central York Mountains, Western Seward Peninsula, Alaska GEOLOGICAL O GC oc O es...Ore Deposits of the Central York Mountains, Western Seward Peninsula, Alaska By C. L. SAINSBURY GEOLOGICAL...stratigraphy, petrology, and ore deposits of an area containing tin deposits and a new type of beryllium...rocks___________________________________________ Slate of the York region-____________________________________ Argillaceous...central York Mountains. 2. Diagram showing variation in oxides in igneaus rocks of the York Mountains |
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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- - - - - - - - -- - - - - - -...- - - _ - - - _ - - - - - - - - - - 16 Redoubt district--- - - - - - - - - - - - - - - - - - - - - - -...- - - - - - - - - - - - - - - - 23 Valdez Creek area . . . . . . . . . . . . . . . . . . . . . . . . |
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| IRON-ORE DEPOSITS NEAR NOME. By HENRY M. EAKIN. INTRODUCTION. Considerable local interest has long...deposits of iron ore in an area that centers about 25 miles northwest of Nome. A day was spent at this...groups of claims are held in the iron-bearing district. Three of these the Mogul, Monarch, and Galena...general area. The Monarch group was reached easily in a day's travel on horseback from Nome, the route...MINERAL RESOURCES OF ALASKA, 1914. GEOLOGY. The bedrock of the iron-bearing area consists chiefly of |
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| KNOPF. XNTRODUCTORY. The known tin depositsof Alaska that promise some future commercialimportance are...parts of Alaska. At presentfour localitiesare beingprospected for tin. They are included in an area of 4o0...situated about•oo milesnorthwestof the city of Nome,the supplypoint of the region. In geographicorder...four localitiesare Ear Mountain, Buck Creek, Cape Mountain and Lost River. Ear Mountain occupiesan isolatedposition40...milesnorth of the others,which are groupedtogetherin the York region at the western end of the continent. The |
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| ON AN APPRAISAL OF THE URANIUM POSSIBILITIES OF ALASKA* By Helmuth Wedow9 Max G 0 White, and Robert M0...authors 7 opinions of the uranium possibilities of Alaska through March 1951 S the date of the completion............ York district .................. Lost River area .............. Brooks Mountain ................. Potato Mountain .............. Sar Mountain ............... Cape Mountain ............... Uranium...Uranium possibilities of the York district . Nome district .................. . Uranium- possibilities .. |
 | Nokleberg, W.J., Bundtzen, T.K., Berg, H.C., Brew, D.A., Grybeck, Donald, Robinson, M.S., Smith, T.E., Yeend, W.E. (1988) Metallogeny and major mineral deposits of Alaska. Open-File Report Vol. 1988 (88-73) US Geological Survey doi:10.3133/ofr8873 | Report (issue) |
| SURVEY Metallogeny and Major Mineral Deposits of Alaska by 1 Thomas K. BundtzenS 7 Henry C. Berg 0"3 ,...endorsement by the U.S.G.S. ' U.S. Geological Survey ^ Alaska Division of Geological and Geophysical Surveys...unpublished data on metalliferous mineral deposits of Alaska, and on recent and older published articles and... universities, the U.S. Geological Survey, the Alaska Division of Geological and Geophysical Surveys... Andersen, Resource Associates of Alaska, Inc., Fairbanks, Alaska Roger P. Ashley, U.S. Geological Survey |
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| 46-61 Petrogenesisof the Ear MountainTin Granite, SewardPeninsula,Alaska SAMUELE. SWANSON,JAMESF. BOND...Geophysical Institute,Universityof Alaska,Fairbanks,Alaska99775 Abstract Ear Mountainis part of a belt of...Temperatureestimatesbasedon feldspargeothermometry range from 624 ø to 501øC and are closeto the solidustemperature...path intermediate between the quartz-fayalite-magnetite andnickel-nickel-oxide curves.Biotitecompositions...nearthe nickel-nickel-oxide curve. The tin contentsof Ear Mountaingraniteslargely correlatewith degreeof greisenalteration |
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| 1-1 FAIRHAVEN GOLD PLACERS, SEWARD PENINSULA, ALASKA BY FRED H. 1V10171_= WASHINGTON GOVERNMENT PRINTING...81 4 ILLUSTRATIONS. Page. I. Outline map of Alaska, showing areas covered by blarger scale maps, Pls..." Schist Monuments," 10 miles north of Kiwalik Mountain, due to weathering ; B, Erosion features in granite..." The Fairhaven Gold Placers, Seward Peninsula, Alaska," by Mr. Fred H. Moffit, assistant geologist, and...the summer of 1903, of an important placer-gold district in the northeastern part of Seward Peninsula. |
 | Nokleberg, W.J., Bundtzen, T.K., Grybeck, D.J., Koch, R.D., Eremin, R.A., Rozenblum, I.S., Sidorov, A.A., Byalobzhesky, S.G., Sosunov, G.M., Shpikerman, V.I., Gorodinksy, M.E. (1993) Metallogenesis of mainland Alaska and the Russian Northeast. Open-File Report Vol. 1993 (93-339) US Geological Survey doi:10.3133/ofr93339 | Report (issue) |
| GEOLOGICAL SURVEY PREPARED IN COLLABORATION WITH ALASKA DIVISION OF GEOLOGICAL AND GEOPHYSICAL SURVEYS...NORTHEASTERN RUSSIA METALLOGENESIS OF MAINLAND ALASKA AND THE RUSSIAN NORTHEAST By Warren J. Noklebergl...and Richard D. Koch 1 1-U.S. Geological Survey ^-Alaska Division of Geological and Geophysical Surveys...OPEN-FILE REPORT 93-339 PREPARED IN COLLABORATION WITH ALASKA DIVISION OF GEOLOGICAL AND GEOPHYSICAL SURVEYS...LODE DEPOSITS AND PLACER DISTRICTS FOR MAINLAND ALASKA AND THE RUSSIAN NORTHEAST By Warren J. Nokleberg1 |
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| INTRODUCTION. Eleven parties were engaged during 1917 in Alaska surveys and investigations. The length of the field...results of which can not be expressed in terms of area. About 1,050 square miles was covered by reconnaissance...Service, stream gaging was continued in southeastern Alaska. In 1917 the entrance of the United States into...the construction of the Government railroad in Alaska gave more than ordinary importance to the collection...geographically, two parties worked in southeastern Alaska, two on Prince William Sound, and one in the region |
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| with Division of Trade & Development Division of Mining & Water Management FRONT COVER Top: Ryan Lode...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...Creek Mine on Admiralty Island west of Juneau, Alaska. Photo by Jan Nauman. GEOLOGY LIBRARY Alaska’s...ip nw si 9" K.H. Clautice + ee J.L. Nauman Alaska Department of Natural Resources Division of Geological |
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| MINERAL RESOURCES OF ALASKA, 1913. By ALFRED H. BROOKS and others. PREFACE. By ALFRED H. BROOKS The...annual bulletins 1 treating of the progress of mining in Alaska a.nd summarizing the results achieved du.ring...particular district are therefore urged to procure a. copy of the com plete report on th.at district as soon...the year and summaries of the conditions of the mining industry, including statistics of mineral production...shall serve as convenient reference works on the mining industry for the yea.rs which they cover. Lack |
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| Division of Mining & Water Management FRONT COVER Top left: From late 199] to 1993 Cambior Alaska Inc. constructed...by Cambior Alaska Inc. as it appeared in early August 1994. From 1984 to 1995 Cambior Alaska and previous...mine, which is 18 percent of all the gold mined in Alaska during that period. Photo by T.K. Bundtzen. Middle:...1995 Cambior Alaska worked with the U.S. Bureau of Land Management and the State of Alaska to design and...are in foreground. Photo by George Bell, Cambior Alaska Inc. Bottom: Two caribou bulls feed on revegetated |
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| .... 124 AN EPSOMITE OCCURRENCE IN THE TINTIC DISTRICT, UT AH. By Fred F. Mei.rsne,· ..................FLUORITE IN LIMESTONE QUARRIES OF ST. LOUIS, MO. AREA By J. A . Schra11t, Jr. ................................................. ... 139 SAMPLING CAPE MOUNTAIN CASSITERI1'E. By Leo H . Satz ..................creek) . Later, when a settlement sprang up in the area tbe good citizens thougli it most appropriate that...garnet, fluorite, beryl , apa• tite, molybdenite, magnetite, pyrrhotitc, pyrite, epidote, cordierite, galena |
