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| OF THE GEOLOGY OF THE NORTHEASTERN PART OF THE FAIRBANKS QUADRANGLE. By L. M. INTRODUCTORY STATEMENT. ...150 and paral lels 66 and 64. The Fairbanks gold-placer district is in the eastern part of this area...the Fairbanks district and during 1909 geologic investigations were carried north of the Fairbanks district...quad rangle, including the Fairbanks district and extensive areas to the north and west, is shown on the...sketch map (PL VI). From the presence of the Fairbanks district in the south eastern part of the area covered |
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| .WALCOTT, DIRECTOR THE YUKON-TANANA REGION, ALASKA DESCRIPTION OF CIRCLE QUADRANGLE L. M. PRIISTDLE...................................... .9 Birch Creek system ............................................... Seventymile Creek system .................................... Fortymile Creek system ................................. Shaw, Tenderfoot, and Banner creeks.......................... Salcha and Chena drainage........................... 17 17 18 18 18 19 19 Gold placers ................................. ...^. |
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| PLACER MINING IN THE YUKON-TANANA REGION. By C. E. ELLSWORTH and G. L. PARKER. INTRODUCTION. It is the...brief summary of the general progress of placer mining in the Yukon-Tanana region during 1910. The writers...engaged in a water-supply investigation of the Fairbanks, Circle, Tenderfoot, Eagle, and Seventymile placer...Yukon-Tanana region, and incidentally some notes on mining operations were made. Much of the material embodied...several districts. The decrease in the value of the gold production of the YukonTanana region from $10,720 |
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| Yukon and Tanana rivers to Lake Minchumina and the North Fork of Kuskokwim River. It reaches from the longitude...general way the 1 Hcrron, J. S., Explorations in Alaska, 1899: War Dept., Adjt. General's Office, No. 31...1-77, maps, 1901. 211 212 MINERAL RESOURCES OF ALASKA, 1915. Yukon-Kuskokwim divide. A pack train of...drainage lines. The plains border the uplands on the north, east, and south, extend broadly into the principal...trend and lies very close to the course of the North Fork of Kuskokwim River. The northeasterly trend |
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| THE FAIRBANKS QUADRANGLE, ALASKA BY L. M. PRINDLE WITH A DETAILED DESCRIPTION OF THE FAIRBANKS DISTRICT...AND F. J. KATZ AND AN ACCOUNT OF LODE MINING NEAR FAIRBANKS BY PHILIP S. SMITH WASHINGTON GOVERNMENT...BROOKS_________________________ GEOLOGIC RECONNAISSANCE OF THE FAIRBANKS QUADRANGLE, by L. M. PKINDLE ________________...the Yukon-Tanana region 17 Geography of the Fairbanks quadrangle _ _ _ _ _______ 18 Position and...__________________________ Tanana lowland _ ____ , Upland north of the Tanana.._______________ Yukon Flats_____ |
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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 . . . . . . . . . . . . . . . . . . . . ...Radioactivity studi'es. . . . . . . . . . . . . . . Alaska. Highway belt ....... ~ ........... Geology .....River valleys-Con. Areas investigated-Continued Alaska. Highway belt-Continued Radioactivity studies-Continued |
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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............................................................................................ THE MINING INDUSTRY IN 1905, by Alfred H. Brooks............... Auriferous lode mining................................................. Gold placers....,..:.... |
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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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| INDUSTRY OF ALASKA IN 1931 AND ADMINISTRATIVE REPORT BY PHILIP S. SMITH Mineral resources of Alaska, 1931...separate chapters. CONTENTS Mineral industry of Alaska in 1931---_---------------__------------- Page..._____________________________________ Gold lodes.------------------____.__.-___________ Gold placers.-------..-----...districts._______-______ __-_-_.______ Southeastern Alaska.-.-.-.____________________ Copper River region...Peninsula.__-__-_---_-_-__--__--__-___ Northwestern Alaska._-____-_____--_______-__Dredging.._____-______ |
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| ........................... 1 Gneiss of Harper Creek ..................................................rocks in the Julian area were first mentioned by Fairbanks (1893) and later described by Merrill (1914),...Julian Schist Series. In a study of the Julian mining district, Donnelly (1934) introduced the name Julian...was derived from late Proterozoic crust of the North American craton (Bushee and others, 1963). Penecontemporaneous...suspected ages of similar prebatholithic rocks to the north in Riverside County and to the south in Baja California |
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| Director Bulletin 754 THE RUBY-KUSKOKWIM REGION ALASKA BY J. B. MERTIE, JR. ' AND G. L. HARRINGTON...___________ Yukon River______ _________ Poorman Creek _____ Nowitna and Susulatna valleys ________ Heads...fish____ _ Other mining factors __________________________ Gold placers _ _ _ Ruby district _______________________________..._______________________________ History of mining ______________________ General character of placers________________..._ Ruby Creek_____________________________ Long Creek and tributaries _______________ Upper Sulatna River |
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| D. WALCOTT, DIRECTOR GEOGRAPHIC DICTIONARY OF ALASKA BY MARCUS BAKER SEC03ST3D EIDITIOIT PKEPAHE...established; old mining fields have been developed and new ones discovered and prospected; mining camps of that...PEEFACE. the same as names met at every turn in the mining regions of the West. The first edition of this-...years ago determined to prepare a dictionary of Alaska geographic names and appointed a committee which...approve the second 'edition of the Dictionary of Alaska Geographic Names, which has recently, been prepared |
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| to $50 per ton. The cost of mining has been ing the yearly output of gold much over what it would ; have...has had as a gold producer. Claims upon the banner creeks whose repu tations as gold mines have equaled...attached respectively to the severed parts of the Creek has been worked out, pump-rods. other rich spots...chain. When the lever has reached the disengaged mining camp, and it is the one thing talked of and from... hoped for by the present inhabitants of this district. end of its stroke, its grappling-hook is |
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| to $50 per ton. The cost of mining has been ing the yearly output of gold much over what it would ; have...has had as a gold producer. Claims upon the banner creeks whose repu tations as gold mines have equaled...attached respectively to the severed parts of the Creek has been worked out, pump-rods. other rich spots...chain. When the lever has reached the disengaged mining camp, and it is the one thing talked of and from... hoped for by the present inhabitants of this district. end of its stroke, its grappling-hook is |
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| alcohol automobiles, as it obtained the first prize (gold spongy platinum. medal) in October, 1900, in the...rest had not had time to touch. • The cost of mining has been dough." pump-rods with the several pumps...reduced to $50 per ton. ing the yearly output of gold much over what it would ; have , been under the...has had as a gold producer. Claims upon the banner creeks whose repu tations as gold mines have equaled...attached respectively to the severed parts of the Creek has been worked out, pump-rods. other rich spots |
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| MINING IN SEWAKD PENINSULA, By FRED F. HENSHAW. GENERAL CONDITIONS. The mining industry suffered a general...during the season of 1909. The value of the total gold production fell from about $7,000,000 in 1907 and...determined, is given in the following table: Value of gold production in Seward Peninsula, 1897 to 1909. 1897...have been more severe than in any other year since mining began, more than a decade earlier. A comparison...Bull. 442 10 23 353 354 MINERAL RESOURCES OF ALASKA, 1909. the fall of 1907 was very stormy and the |
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| statewide database on mines, prospects and mineral occurrences throughout Alaska. Distribution of mineral...the Solomon l:250,000-scale quadrangle, western Alaska This and related reports are accessible through...Travis Hudson Sequim, WA Location of map are* in Alaska This report is preliminary and has not been reviewed...Geological Survey editorial standards or with the North American Stratigraphic code. Any use of trade, product...the U.S. Government. OPEN-FILE REPORT 99-573 Alaska Resource Data File SO001 Site name(s): Cape Darby |
