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| Stratigraphic Nomenclature in U nglaciated Central Alaska GEOLOGICAL SURVEY PROFESSIONAL PAPER 862 Quaternary...Stratigraphic Nomenclature in U nglaciated Central Alaska By TROY L. PEWE GEOLOGICAL SURVEY PROFESSIONAL...stratigraphic nomenclature in unglaciated central Alaska. (Geological Survey Professional Paper 862) Bibliography:...stratigraphic-Quaternary. 2. Geology, stratigraphic-nomenclature-Alaska. I. Title. II. Series: United States Geological...-------------------------------- 8 Fairbanks Loess -------------------------------------- 10 Gold Hill Loess-------- |
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| DEPOSITS OF THE FAIRBANKS DISTRICT, ALASKA BY JAMES M. HILL Investigations in Alaska Railroad belt, 1931...-_-__-_____-_-_--___-__.--___ Pre-Cambrian rocks (Birch Creek schist)..___-_-----__--_.-__ Character- ___-_--...History of mining.__________________________________________ Economic factors affecting mining.________...data._____-___-______-_-----____-__-_--___.-____ Gold lode deposits----_-----__-_--_--_-----__--_-_---_-------...71 73 IV CONTENTS Economic geology Continued Gold lode deposits Continued Mines and prospects...- |
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| MINING IN THE FAIRBANKS DISTRICT. By HENRY M. EAKIN. INTRODUCTION. The writer devoted about 10 days...investigation of the recent mining developments in the Fairbanks district. This time was insufficient...1914 about 125 placer mines were operated in this district, employing some 1,200 men. Statistics of winter...over 50 mines were worked. The value of the placer gold produced in 1914 is estimated at $2,500,000, compared...Vault, Little Eldorado, Goldstream, Engineer, and Fairbanks creeks. The falling off in output is to be interpreted |
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| LODE MINING NEAR FAIRBANKS. By PHILIP S. SMITH. INTRODUCTION. The inevitable depletion of easily mined...mined placer deposits near Fairbanks and the consequent availability of both men and money for other enterprises...productive mines. The writer visited the lode-mining district late in the open season of 1912 to study the...investigations here recorded were devoted exclusively to mining developments. The writer is under deep obligations...expressed to the various mine owners, operators, and residents of the Fairbanks region. Although specific |
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| LODE MINING NEAR FAIRBANKS. By THEODORE CHAPIN. INTRODUCTION. The occurrence of auriferous quartz veins...for a number of years, but until recently quartz mining has received relatively little attention. In the...opened. 'The total lode production for the Fairbanks district is about S674,00Q. In 1911 the production...produced in 1912. The estimate of the value of the gold-lode production in 1913, based on incomplete returns...In 1913 the writer spent a few days in the Fairbanks district to study the occurrence of lodes and to gather |
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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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| 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...spring containing iron-rich filamentous algae on the North Fork of the Fortymile River. This is part of a multi-year...zone on face in the Greens Creek Mine on Admiralty Island west of Juneau, Alaska. Photo by Jan Nauman. GEOLOGY |
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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 ... Introduction New gold-mining districts Mineral production Placer gold Lode gold Copper Tin Antimony |
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| separate publication ) (A) Mineral industry of Alaska in 1936, by P. S. Smith (published in March 1938)...--------------------_1 (B) 'The Valdez Creek mining district in 1936, by Ralph Tuck (published in March...-.. ._.._..........__._.__._.._._.__.... 109 (C) Gold placers of the Fortymile, Eagle, and Circle districts...publications on Alaska. _ _ _ _ _ On back of plate 1 ILLUSTRATIONS Page PLATE 1. Map of Alaska, showing areas...and maps of Alaska.___________________________ In pocket 2. Sketch map of Fortymile district, showing location |
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| groups of claims are held in the iron-bearing district. Three of these the Mogul, Monarch, and Galena...height of land between Sinuk Eiver and Washington Creek, a south tributary of the Sinuk. The American group...four claims, is west of Sinuk River below American Creek, and the Cub Bear group, also of four claims, crosses...crosses the divide between Washington Creek and Cripple River. Heavily iron-stained blossom occurs at...this stream to Willow Creek, arid thence northward across the heads of Arctic Creek, Cripple River, and |
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| Interglaciation Forest Bed, Unglaciated East-Central Alaska: Global Warming 125,000 Years Ago bJ TroJ L. Ptwt...lnterglaciation Forest Bed, unglaciated east-central Alaska : global warming 125,000 years ago I by Troy L...Fossil--Alaska. 2. Geochronometry--Alaska. 3. Paleobotany--Pleistocene. 4. Glacial climates--Alaska. 5. Geology...Westgate in 1987, from mining exposure at Eva Creek, 14 km west of Fairbanks, Alaska, through the courtesy...courtesy of Walter Wigger and Mike Wigger, mine owners. Stem disk prepared and tree rings counted by Peter |
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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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| Mendenhall, Director Bulletin 917 MINERAL RESOURCES OF ALASKA REPORT ON PROGRESS OF INVESTIGATIONS IN 1938 PAPERS...advance publication:] Page (A) Mineral industry of Alaska in 1938, by Philip S. Smith...-_._.__-_. (B) Geology...Geology of the upper Tetling River district, Alaska, by Fred H. Moffit____-._---...I-..-..---.-....--...--.-.-.--.--....--.---.-(C) Past lode-gold production from Alaska, by Philip S. Smith._________ (D) Tertiary...Tertiary deposits of the Eagle-Circle district, Alaska, by J. B. Mertie, Jr. 1 115 159 213 ILLUSTRATIONS |
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| WATER-QUALITY RECORDS TO SEPTEMBER 30, 1978 YUKON BASIN ALASKA . t U.S. GEOLOGICAL SURVEY of 0-552 OPEN-FILE...YUKON BASIN , ALASKA By Patsy J. St i 1 1 OPEN-FILE REPORT 80-552 Anchorage, Alaska 1 1980 UNITED...Division 733 West 4th Avenue, Suite 400 Anchorage, Alaska 99501 CONTENTS Page Introduction Explanation...33 ILLUSTRATION Figure I. Map of Yukon Basin, Alaska hydrologic subregion 2, 3 TABLE Table 1. Index...streamflow and water-quality records, Yukon Basin, Alaska iii 7 INDEX OF STREAMFLOW AND WATER-QUALITY |
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| GOLD PLACERS OF THE RUBY DISTRICT. By HENRY M. EAKIN. LOCATION AND EXTENT OF THE DISTRICT. The chief...chief settlement of the Ruby district is Ruby, situated on the south bank of Yukon River opposite the mouth...Melozitna River. The principal placer mines of the district are about 25 miles south of Ruby on a number of...the rocks which outcrop in the bluff near Ruby Creek in 1902, but they were not published, being foreign...were spent in a geologic reconnaissance of the district and in visiting the producing creeks. The reconnaissance |
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| STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY ALASKA INDEX: STREAMFLOW AND WATER-QUALITY RECORDS TO...Karen V. Jones OPEN-FILE REPORT 85-332 Anchorage, Alaska 1985 UNITED STATES DEPARTMENT OF THE INTERIOR...Division 4230 University Drive, Suite 201 Anchorage, Alaska 99508-4664 Open-File Services Section Western...Southeast Alaska hydrologic subregion .... South-central Alaska hydrologic subregion Southwest Alaska hydrologic...Basin, Alaska hydrologic subregion , Northwest Alaska hydroloigc subregion .... Arctic Slope, Alaska hydrologic |
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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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| 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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| 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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| SMITH, DIRECTOR THE FAIRBANKS AND RAMPART QUADRANGLES YUKON-TANANA REGION, ALASKA BY L. M. PEINDLE WITH...______ Summary _ '. _______ Economic geology Fairbanks region ____ _________ ____________ General 'statement...Placers ______________________________._____ Fairbanks Creek___________:__'______________ Goldstream...Cleary Creek _____________________________ Eldorado Creek_______________.!____,._______ Dome Creek ____...creeks____________________ Smallwood Creek ___________________________ Mining methods__ ____________________________ |
 | 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) |
| RIVER, ATLIN, AND PART OF THE SKAGWAY QUADRANGLES, ALASKA BY D. EDWARD WELLS 1 , TOM L. PITTMAN2 , DAVID...Survey, Menlo Park, CA 94025; Present address 89861 Alaska Park, CA 94025 1986 MAP AND DESCRIPTION OF THE...RIVER, ATLIN, AND PART OF THE SKAGWAY QUADRANGLES, ALASKA By D. Edward Wells, Tom L. Pittman, David A. Brew...pertaining to mines, prospects, mineral occurrences, and mining claims in the Atlin, Juneau, Taku River, and part...ton ratio, or 150 cubic yards = 1 troy ounce of gold produced. Non-productive mines are defined as deposits |
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| ALASKA INDEX: STREAMFLOW, LAKE LEVELS, AND WATER-QUALITY RECORDS TO SEPTEMBER 30, 1988 By Patsy J....in cooperation with the ALASKA DEPARTMENT OF FISH AND GAME Anchorage, Alaska 1989 DEPARTMENT OF THE...Copies of this report can be purchased from: District Chief U.S. Geological Survey Water Resources Division...Division 4230 University Drive, Suite 201 Anchorage, Alaska 99508-4664 U.S. Geological Survey Books and Open-File... Southeast Alaska hydrologic subregion .......................... 5 South-central Alaska hydrologic subregion |
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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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| 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... . . . . . . . . . . . . . . . . . . . . . . 87 Gold on Prince William Sound, by U.S. Grant............resources of southwestern Alaska, by W. W. Atwood.................. 108 Mining in the· Kotsina, Chitina |
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| GEOLOGIC STUDIES IN ALASKA by the U.S. Geological Survey during 1986 /_, ·. ~~~~----------~~~~-----~~...deposits of previous eruptions (dark). View of north side of mountain from east on April 18. Center right:...27. Bottom left: Dramatic ash plume over Homer, Alaska, resulted from last large explosion of March eruptive... Photograph taken on north side of cone April 27. GEOLOGIC STUDIES IN ALASKA by the U.S. Geological...INTEREST The 1986 eruptions of Augustine Volcano, Alaska: hazards and effects M. Elizabeth Yount, Thomas |
