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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 |
 | 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unpublished data on metalliferous mineral deposits of Alaska, and on recent and older published articles and...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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| GOLD PLACERS OF THE CIRCLE DISTRICT, ALASKA- Past, Present, and Future U.S. GEOLOGICAL SURVEY BULLETIN...Hydraulic mining of North Fork of Harrison Creek, 1980. This was the last hydraulic mining operation...operation in the Circle district. Lower left Placer mining on Eagle Creek in July 1988. Right Panning for heavy...heavy minerals along Ketchem Creek. CORRECTION FOR GPO JACKET (FY91) 585-040 (PRINT ORDER 30035) U.S...pattern used within the map area for unit TKg. Gold Placers of the Circle District, AlaskaPast, Present, |
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| MINING ON SEWARD PENINSULA. By GEORGE L. HARKINGTON. PLACER MINING. SUMMARY OP MINING CONDITIONS. During...Seward Peninsula were generally favorable for placer mining until the later part of September and the first...dredges and a few of the larger plants continuing mining after that date and most of the latter working...recovered through some of the various methods of placer mining. No information was ob tamed regarding the saving...as in previous years as a by-product of placer mining for gold. Difficulty had been experienced in marketing |
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| Department of the Interior - U.S. Geological Survey Circle quadrangle JH Descriptions of the mineral occurrences...mines, prospects and mineral occurrences throughout Alaska. W ' - - V V^ ' VL 1 PI Cl°«5 C»35 ....i-S , -SSK .S' //^.v, S"'--«^ Creek , (3033 .C.049 CM19 C"55 | I i 3 sjL O ...of mineral occurrences in the Circle 1 :250, 000-scale quadrangle, Alaska C/) c/} cd . i |_ _ Q cd...455-5159 Alaska <^ \ ^ »\ . £ ^jpjL^ , . °%^^^% ^^....^^ Location of map area in Alaska /^^^^^^\ |
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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...by Tom Bundtzen) Top right: The Valdez Creek placer gold mine, 50 miles (80 kilometers) east of Cantwell...Cantwell, has been Alaska's largest gold mine for ten of the last eleven years, and it is one of the largest |
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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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| HAKEINGTON. SUMMARY OF MINING OPERATIONS. t A resume of the history of tin mining in Alaska up to 1914 has been...his report. Stream tin was first found on Buhner Creek, a tributary of Anikovik River, in 1900, and there...there has been some production of cassiterite. from placer operations in the York region since 1902. In...In 1911 a dredge was installed on Buck Creek which has been in operation each season since. Two dredges...River in 1914 for the recovery of both gold and cassiterite but were operated only during that and the following |
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| EORTYMILE, EAGLE, AND CIRCLE DISTRICTS ALASKA BY J. B. MERTIE, JR. Mineral resources of Alaska, 1936 (Pages...______._ Wade Creek area._________________________________________ Chicken Creek area...____________..._____________________________________ Franklin Creek area.______________________________________ Fortymile River...____________. Dome Creek area-_-----_____-_-_____-_-______-________.___ Eagle district.--_---_.-_--____...__ American Creek area.______________________________________ Fourth of July Creek area._______----_ |
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| MINING IN THE CIRCLE DISTRICT By J. B. MERTIE, Jr. INTRODUCTION The term " Circle district," as now...gold-bearing streams that drain directly into the Yukon River. The latter creeks, however, have not been...Creeks, or what was formerly known as the Birch Creek district. During the summer of 1929 the writer was engaged...of the Circle district and terminated his field work at Circle. As no report on this district had been...opportunity was utilized for making an examination of the mining properties then in operation. This report is therefore |
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| NOTES ON MINING IN SEWARD PENINSULA. By PHILIP S. SMITH. INTRODUCTION. No party from the Geological...During that time he obtained some notes on the mining industry, and these, supplemented by reports in...the amount of winter mining; second, a general decrease in the number of mining operations except dredging;...development of the ancient beaches at Nome winter mining was important, for labor was cheap, the physical...sluicing in the summer) and consequently this form of mining has decreased. It is estimated that the winter |
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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...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 |
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| SURVEY Mineral Resource Assessment of the Circle Quadrangle, Alaska W. D. Menzie1 , H. L. Foster1 , R. B....models of deposit types which may occur within the Circle quadrangle.......................................captions Page Figure 1. Kap showing parts of the Circle quadrangle.....................4 Figure 2. Grade/tonnage...prospects, Circle quadrangle, Alaska........38 2. Lode prospects and occurrences, Circle quadrangle...quadrangle, Alaska....62 m Mineral Resource Assessment of the Circle Quadrangle, Alaska by W. D. Menzie., H |
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| PROGRESS OF INVESTIGATIONS OF MINERAL RESOURCES OF ALASKA IN 1905 By ALFRED H. BROOKS AND OTHERS WASHINGTON.................................... Southeastern Alaska................................................................................... Southwestern Alaska............................................................. Yukon-Tanana region.............................................. THE MINING INDUSTRY IN................................. Auriferous lode mining............................................... |
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| OTIS SMITH, DIKECTOB 4:4:2 MINERAL RESOURCES OF ALASKA REPORT ON PROGRESS OF INVESTIGATIONS IN 1909 ...The mining industry in 1909, by Alfred H. Brooks........................... Page. 5 20 Alaska coal...Charles A. Davis................ 101 Mining in southeastern Alaska, by Adolph Knopf......................reconnaissance in southeastern Alaska, by John C. Hoyt. Mining in the Chitina district, by Fred H. Moffit............................... Mining and prospecting on Prince William Sound, in 1909, by U. S. Grant.... |
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| Upper Silurian brachiopod fauna from southeastern Alaska is the best documented. Ordovician cephalopods...trilobites from the Eagle-Circle district, Devonian fossils from Porcupine valley, and Mississippian...map of Alaska. In the past 55 years many paleontologists have studied Paleozoic fossils from Alaska, but...Seward Peninsula, of early Upper Devonian age from Porcupine River, and of early Carboniferous age [see S....supposed lower Pennsylvanian rocks of southeastern Alaska. [ See Kirk, 1937a and 1937b. Age of beds from |
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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...GOLD. SLISCOVICH. The Sliscovich mine, near the head of Manila Creek, has been described in some detail |
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| production and reserve grades source, fineness, mining methods, other economic commodities and general...is useful for analyzing the roles genetics and mining method have on placer grades and volumes. Deposits...commodity other than gold, i. e. diamonds or cassiterite. Other deposits contain potential for production...varies from area to area. Individual workings are not included if deposit or district data are presented...gold production for the central Brooks Range, Alaska exceeded the total as reported by deposit. -2- |
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| QUADRANGLE. By L. M. INTRODUCTORY STATEMENT. The area included in the Geological Survey's map of the Fair...64. The Fairbanks gold-placer district is in the eastern part of this area. During the season of 1908 a...Fairbanks district and during 1909 geologic investigations were carried north of the Fairbanks district and...portion of the quad rangle, including the Fairbanks district and extensive areas to the north and west, is...presence of the Fairbanks district in the south eastern part of the area covered by this sketch map |
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| SELECTED NONMETALLI FERGUS MINERAL DEPOSITS IN CENTRAL ALASKA TO ACCOMPANY OPEN-FILE MAP 77-1680 This report...SELECTED NONMETALLI FERGUS MINERAL DEPOSITS IN CENTRAL ALASKA (To accompany Open-file Map 77-168D) By G. Donald...accompanying map have been prepared under the Regional Alaska Mineral Resource Appraisal Program (RAMRAP) to...nonmetal1iferous deposits, both lode and placer, in central Alaska. Specifically excluded are the fossil fuels (petroleum...government and private sectors, discussions with mine operators, and the firsthand knowledge of the authors |
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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...flow, and fish populations. When the mine closed, Valdez Creek was diverted back to its original location...excavation work on Pit A-8 of Valdez Creek gold mine operated by Cambior Alaska Inc. as it appeared in early...early August 1994. From 1984 to 1995 Cambior Alaska and previous operators produced 459,162 ounces (14,279 |
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| . A GEOLOGIC RECONNAISSANCE OF THE CIRCLE QUADRANGLE, ALASKA BY L. M. PRINDLE CONTENTS. Page....Geography of the Yukon-Tanana region..................................... Geography of the Circle quadrangle...Geology of the Yukon-Tanana region........................................ Geology of Circle quadrangle............................................ Birch Creek schist............................................33 34 34 34 35 36 36 4 CONTENTS. Geology of Circle quadrangle Continued. Igneous rocks, by J. B. Mertie |
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| 75 )'1.1)+%#. 5748'; #PEJQTCIG #NCUMC Alaska Resource Data File Wiseman quadrangle Descriptions...mines, prospects and mineral occurrences throughout Alaska. o o o o o o o o Distribution of mineral...occurrences in the Wiseman 1:250,000-scale quadrangle, Alaska This and related reports are accessible through...REPORT 03-447 Alaska Resource Data File WI001 Site name(s): Unnamed (near Walkaround Creek) Site type:...Grybeck, 1977; Bliss and others, 1988. Page 2 Alaska Resource Data File WI001 Primary reference: Brosge |
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| occurrences in the Wiseman 1° by 3° Quadrangle, Alaska by James D. Bliss*, William P. Brosge , John... U.S. Geological Survey, Menlo Park, CA. 2. Alaska Division of Mines and Geology, Fairbanks, AK. ...areas. GOLD PLACERS Gold placers are identified by AREA OR BASIN NUMBER, is used in both the compilation...are part of the Koyukuk District, which includes the drainage basins of the Koyukuk and Kanuti Rivers...Rivers (Cobb, 1973, p. 156, fig. 52). The Koyukuk District also includes substantial areas outside of the |
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| RECONNAISSANCE FOR RADIOACTIVE DEPOSITS IN EASTERN INTERIOR ALASKA, 1946 This report concerns work done on behalf...RECONNAISSANCE FOR-RADIOACTIVE DEPOSITS IN EASTERN INTERIOR ALASKA, 1946 By Helmuth W edow, Jr., P. L. Killeen, and.... . . . . . . . . . . . . . . . . . Fairbanks district . . . . . . . . . . . . . . . . . . . . . Geology...Pedro Dome area.. . . . . . . . . . . . . . . . Radioactivity studies in the Ester Dome area... . . . ...Radioactivity studies. . . . . . . . . . . . . . . Livengood area ..... , .... .- ...... ,'. . . . . . Geology .. |
