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| D THE MOUNT EIELSON DISTRICT ALASKA BY JOHN C. REED Investigations in Alaska Railroad belt, 1931 (..._-_____._____________.: . Arrangement with the Alaska Railroad._--_--_-_--...:_-_._.--__ Nature of field...Mount Eielson district- _________ In pocket Geologic map of the Mount Eielson district.___________ In...Mount Eielson district..--. In pocket Geologic map of part of the Mount Eielson district._____ In pocket...pocket Index map showing areas investigated in Alaska Railroad belt, 1931.____--__-_,_________.1____-----_ |
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| portion of the park that lies east of Muldrow Glacier. Geologic formations ranging in age from pre-Cambrian...only a few localities. Those of the Mount Eielson district are described by Moffit in an accompanying paper...is approached at its eastern edge by way of the Alaska Railroad, built a,nd operated by the Federal Government...park here covers a complete section' across the Alaska Range and offers a great variety of scenery, from...snow-capped mountains and glacier-filled valleys of 219 220 MINERAL BESOtmOES OF ALASKA, 1930 the main divide |
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| northward across upper Knife Creek. Studies by the U.S. Geological Survey in Alaska, 2000 Frederic H. Wilson...John P. Galloway GEOLOGIC FRAMEWORK East-Central Alaska Geochemistry and Age Constraints on Metamorphism...Fortymile River Area, Eastern Yukon-Tanana Upland, Alaska ----------------------------------------------5...John N. Aleinikoff, and Bruce Gamble South-Central Alaska Stratigraphy, Age, and Geochemistry of Tertiary...Synorogenic De posits, Maunt Mc Kinley Quadran gIe, Alaska --------------------------------------------19 |
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| northward across upper Knife Creek. Studies by the U.S. Geological Survey in Alaska, 2000 Frederic H. Wilson...John P. Galloway GEOLOGIC FRAMEWORK East-Central Alaska Geochemistry and Age Constraints on Metamorphism...Fortymile River Area, Eastern Yukon-Tanana Upland, Alaska ----------------------------------------------5...John N. Aleinikoff, and Bruce Gamble South-Central Alaska Stratigraphy, Age, and Geochemistry of Tertiary...Synorogenic De posits, Maunt Mc Kinley Quadran gIe, Alaska --------------------------------------------19 |
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| MINERAL RESOURCES OF THE KANTISHNA REGION. By STEPHEN R. CAPPS. INTRODUCTION. The region discussed in...north side of the Alaska Range and includes portions of the basins of Nenana and Kantishna rivers. (See PI...relation of this area to surrounding portions of Alaska. The discovery of gold in the Canadian Klondike...United States Geological Survey parties reached the Alaska Range. One of these parties, conducted by George...ascended to the head of Skwentna River, crossed the Alaska Range, and descended the Kuskokwim. Thus some of |
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| OTIS SMITH, Director Bulletin 687 THE KANTISHNA REGION ALASKA BY STEPHEN R. CAPPS )L.TL:iCA L 120926...features Nenana River. Kantishna basin Relief Tanana lowland Foothills Alaska Range. Climate " Vegetation... Geology Principal features Stratigraphy Birch Creek schist. Character and distribution Structure and...Economic geology 75 History of mining 76 Gold placers • 76 General features 77 Mining condition• Origin of gold...flows 82 Mines and prospects 83 Glen Creek 83 Eureka Creek 85 87 Friday Creek Eldorado Creek 88 Moose |
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| LODE MINING AND PROSPECTING ON SEWARD PENINSULA. By J. B. MERTIE, Jr. INTRODUCTION. The lodes of Seward...undeveloped. The Big Hurrah mine, in the Solomon district, produced gold from 1903 to 1907 but has not been...from the Sliscovich mine, on Manila Creek, in the Nome district, but these were more in the nature of...development is still in the stage of prospecting. Lode mining of some of the semiprecious and base metals, however... The Sliscovich mine, near the head of Manila Creek, has been described in some detail by Chapin,1 and |
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| Director Bulletin 699 THE PORCUPINE GOLD PLACER DISTRICT ALASKA BY HENRY M. EAKTN WASHINGTON GOVERNMENT PRINTING...____________ Mining methods _ ___ _______ _ History of development _ _ Summary of mining in 1916_______________________...adjacent districtsi_____________________ Rainy Hollow district ______________.______._______ Region east of Chilkat...reconnaissance map, Porcupine district, Alaska____ II. Map of part of southeastern Alaska showing location of Porcupine...Glaciated mountains at the head of McKinley Creek, McKinley Creek canyon in middle ground; B, Spruce and hemlock |
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| 849 G THE GIRDWOOD DISTRICT, ALASKA BY C. F. PARK, JR. Investigations in Alaska Railroad belt, 1931...________________________________________________ History of mining. _____________.:______________________________'...deposits Continued. Mining properties._----__--_---________--_________-._-_.-_ Crow Creek.__.__-______.__...__.___-_..__________......__ Winner Creek and Glacier Creek________________________ California Creek__...__________ Mining properties..-----.-----------.--------------------Bruno Agostino Mining Co_-_.____-____---____ |
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| the Skagway B-3 and B-4 Quadrangles, Southeastern Alaska GEOLOGICAL SURVEY PROFESSIONAL PAPER 832 Geology...the Skagway B-3 and B-4 Quadrangles, Southeastern Alaska By E. M. MAcKEVETT, JR., E. C. ROBERTSON, and G...geologic map of the Skagway B-3 and B-4 quadrangles, Alaska .................................................-------Photograph of the environs of Porcupine Creek and terrain bordering the Klehini River ..........exposed in roadcut west of Muncaster Creek._____ 5. View of Jarvis Glacier showing extensive outwash near junction |
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| Smith, Director Bulletin 813 MINERAL RESOURCES OF ALASKA REPORT ON PROGRESS OF INVESTIGATIONS IN 1928 BY...Price 40 cents CONTENTS . Mineral industry of Alaska in 1928, by Philip S. Smith._______-___ Administrative...by S. R. Capps____________________ Mining in the Fortymile district, by J. B. Mertie, jr_______-_ _-______...Selected list of Geological Survey publications on Alaska.______________ Page 1 73 97 125 143 165 I ILLUSTRATIONS...1. Sketch map of the Chakachamna-Stony region, Alaska, showing areas in which timber occurs...'_--____-__--_- |
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| GEOLOGICAL SURVEY PLACER TIN DEPOSITS IN CENTRAL ALASKA By Robert M. Chapman, Robert R. Coats, and Thomas.... Placer tin and gold deposits in the Morelock Creek area, by Thomas G. Payne and Robert M. Chapman .... Prospecting and sampling. .................. Mining considerations .................... Placer tin...Investigation of reported placer tin in the Mason Creek area, by Robert M. Chapman .......................... Midnight Creek ..................... Birch Creek. ...................... Big Creek. ............ |
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| open season of 1908. a Brooks, A. H., Placer mining in Alaska: Bull. U. S. Geol. Survey No. 259,1905, pp...Smith, P. S., Geology and mineral resources of Iron Creek: Idem, pp. 157-103. Brooks, A. H., The Kougarok...No. 358,1908. 267 268 MINEBAL EESOUEGES OF ALASKA, 1908. These estimates are based on statements...some other district. In this way a wrong impression may be gathered by outsiders of the mining activities...unsettled financial condition in the States, the mining out of the known bonanzas, and the unfavorable |
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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...production. Seven copper mines were in operation, and the output of the larger mines was materially increased...increased. Only two gold-lode mines were operated during a part of the year, but development work was continued...quarries of the Vermont Marble Co. at Tokeen, but the district contains large bodies of high-grade marble, whose |
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| the gold won from placer mines. Lode prospecting began soon after placer mines were developed 1 and has...years, but thus far the attempts to open up lode mines have met with but little success. Little bedrock..."demands, a temporary stimulus was given to the mining of stibnite-bearing lodes, but it soon subsided...almost negligible. There are now no productive lode mines in the region under discussion; only a few have...the platinum recovered from the placers of Dime Creek. Basic igneous rocks occur in the vicinity of these |
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| GEOLOGY OF THE NOME AND GRAND CENTRAL QUADRANGLES ALASKA BY FRED H. MOFFIT > $ CO WASHINGTON GOVERNMENT...______________________________ Location and area of the district! _ _______________ Typography ________ __ ______...36 36 37 38 40 49 51 53 55 59 64 64 History of mining ____ 65 Economic conditions 68 3 4 CONTENTS...Specimen and Nekula gulches________,____ 83 Glacier Creek- _______________^______ 84 Snow Gulch_______________________...______________________ 85 Bonanza Gulch _ ______ __ 86 Rock Creek __________________________ 86 Lindblom Creek_____________________ |
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| field season of 1907. 6 Brooks, A. H., Placer mining in Alaska: Bull. U. S. Geol. Survey No. 259, 1905, pp...pp. 19-24. Mofflt, F. H., Gold mining in Seward Peninsula: Bull. No. 284, 1906, pp. 132141; The Nome...146-156; Geology and mineral resources of Iron Creek: Bull. No. 314, 1907, pp. 157-163. Brooks, A. H...discovered, between Snake and Nome rivers.- But, as the mining of placers goes on with much rapidity, the explored...may be cited the richest of all the third-beach mines, which early in the summer finished hoisting the |
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| Brooks.................................... 5 The mining industry in 1908, by Alfred H. Brooks............peat fuel in Alaska, by C. A. Davis . . . . . . . . . . . . . . . . . . . . . . 63 Mining in southeastern...southeastern Alaska, by C. ,V. Wright............................. 67 Copper mining and prospecting on Prince...resources of southwestern Alaska, by W. W. Atwood.................. 108 Mining in the· Kotsina, Chitina...Chitina, Chistochina, and Valdez Creek regions, by F. H. l\1offit......................................... |
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| Director Bulletin 630 THE CHISANA-WHITE RIYER DISTRICT ALASKA BY STEPHEN R. CAPPS WASHINGTON GOVERNMENT...Dawson-White River route______________________ Coffee Creek route____________________ - ____ Whitehorse-Kluane..._______ Present glaciers_____ _ _________ Chisana Glacier ___ Russell Glacier______________________ Glaciers...____ Mining conditions __,___ _______^_ Origin of gold placers_______________________________ Mines and...and prospects_____._____ Bonanza Creek ___________ ___ _ _ ___ No. 1 Fraction________________________ Deadman |
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| of Metallic and Nonmetallic Mineral Deposits of Alaska Compiled From Published Reports of Federal and...of metallic and nonmetallic mineral deposits of Alaska, compiled from published reports of Federal and...345-363. 1. Mines and mineral resources Indexes. 2. Mines' and mineral resources Alaska. I. Kachadoorian..._______________________________________ Bering Glacier quadrangle.__.___________-__-___-___-____---_-__...quadrangle__________________________ ______________ 130 Kantishna River quadrangle___________________ ______________ |
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| GEOLOGY AND MINERAL RESOURCES OF KENAI PENINSULA, ALASKA BY G, C. MARTIN, B. L. JOHNSON AND U. S. GRANT...... Slates and graywackes of the Kachemak Bay district............ Distribution...................................................................... Mining development......................................Detailed descriptions of mines and prospects................ Resurrection Bay Mining Co. 's prospect.................. Mile Four Mining Co .................................. Brewer Alaska Syndicate property.. |
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| THE GOLD PLACERS OF PARTS OF SEWARD PENINSULA, ALASKA INCLUDING THE NOME, COUNCIL, KOUGAROK, PORT CLARENCE...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_...maps__________,______________:_ 334 The future of the mining industry______________________ 135 DESCRIPTION...Gravel-plain placers_________________________ 144 Creek placers____ ^ - * { ! ', 144 River-bar placers___ |
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| part of Kenai Peninsula and the adjoining Crow Creek district. The discussion of the mineral resources is...reports of others. The mineral resources of this district were first examined by the Geological Survey in...hasty examination of the Mills, Canyon, and Sixmile creek placers. Six years later, in 1904, a more detailed...gold placers, then the only source of gold in the district. In the fall of 1906 Paige and Knopf * visited...Brooks ° has made numerous summary notes on the mining industry of the region. In the work of the last |
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| and Economic Geology of the Iliamna Quadrangle, Alaska GEOLOGICAL SURVEY BULLETIN 1368-B Stratigraphy...Quadrangle, Alaska By ROBERT L. DETTERMAN and BRUCE L. REED GEOLOGY OF THE ILIAMNA QUADRANGLE , ALASKA GEOLOGICAL...of the Iliamna quadrangle, Alaska. (Geology of the Iliamna quadrangle, Alaska) (Geological Survey bulletin...B86. Supt.ofDocs.no.: I 193:1368-6 1. Geology-Alaska-Alaska Peninsula. I. Reed, Bruce L., 1934joint author...PLATE 1. Geologic map of the Iliamna quadrangle, Alaska _______In pocket FIGURE 1. Index map showing |
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| GEOLOGY AND MINERAL .RESOURCES OF THE NIZINA DISTRICT, ALASKA BY FRED H. MOFFIT AND STEPHEN R. CAPPS...Character and extent of glaciation_^________ Chitina glacier. ____ _ _ ______L Nizina glacier_________: ________... Placer deposits___________________ __ __. Dan Creek._____________________________ Chititu Creek____...pocket IV. A, Talus cones on east side of McCarthy Creek at base of limestone cliffs; B, Folded Triassic...limestone-shale beds on southwest side of Copper Creek-____________ V. Limestone wall on west side of Nizina |
