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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 ........... Mining considerations .................... Placer tin deposits in the Moran Dome area, by Robert...Investigation of reported placer tin in the Mason Creek area, by Robert M. Chapman .........................deposits .............. Placer tin deposits in the Ruby-Long area, by Robert M. Chapman. . Introduction. ... |
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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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| 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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| RADIOACTIVE DEPOSITS IN THE RUBY-POORMAN AND NIXON FORK DISTRICTS, WEST-CENTRAL ALASKA, 1949 UNITED STATES...RADIOACTIVE DEPOSITS IN THE RUBY-POORMAN AND NIXON FORK DISTRICTS, WEST-CENTRAL ALASKA, 1949 By Max G. White...I, Calif. CONTENTS Page Chapter A. Ruby-Poorman district Abstract ............................. Introduction...Radioactivity investigations ........... Ruby, area ....................... Long area ....................... Granite...Birch and Straight Creeks ............ Granite on upper Flint Creek ............... Poorman area ...... |
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| OTIS SMITH, Director Bulletin 754 THE RUBY-KUSKOKWIM REGION ALASKA BY J. B. MERTIE, JR. ' AND G. L....Local details____ ___________ Yukon River______ _________ Poorman Creek _____ Nowitna and Susulatna valleys...fish____ _ Other mining factors __________________________ Gold placers _ _ _ Ruby district _______________________________...History of mining ______________________ General character of placers________________ Ruby Creek_____...Creek_____________________________ Long Creek and tributaries _______________ Upper Sulatna River and tributaries_____________ |
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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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| ................................... Delta-Nephi area......................................... B5. Southern....................................... Cedar City area.......................................... B8. Rio.......... Interlobate area of south Michigan....................... Driftless area of west-central Wisconsin............... Geologic hazards in the Cincinnati area.................. C4. Ouachi ta/Ozark region......Wisconsin ice-sheet retreat......................... Alaska............................................... |
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| stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...RANSOM 1875-1948 An to the Eastern 'âSchoolmarmâ Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting...61 232 PART The Making 43 II 5 7 3 III Mine PART 267 IV Glossary 279 Bibliography 291 |
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| to Find Gems and Minerals in L.\merica Alabama Alaska Arkansas Arizona California Colorado Connecticut...archaeologists working in the remote Lake Rudolf area of Africa's Kenya found shaped stone implements...of commercial mining is also long, beginning with the Kenya opal mines of 4000 B.C. Mining began with gemstones...gemstones, instead of metallic ores, and mining for turquoise was enormously extended throughout the...had been sending great expeditions to prospect and mine for it throughout the Sinai Peninsula since at least |
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| throughout Alaska. Distribution of mineral occurrences in the McGrath l:250,000-scale quadrangle, Alaska This...the U.S. Government. OPEN-FILE REPORT 99-357 Alaska Resource Data File MG001 Site name(s): Unnamed...known in the Kuskokwim Mineral Belt of southwest Alaska (Bundtzen and Miller, 1997). No estimates of the...vein (Cox and Singer, 1986; model 22c). Page 2 Alaska Resource Data File MG001 Deposit model number...1:63,360 scale geologic mapping effort for the Alaska Division of Geological and Geophysical Surveys |
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| - Temecula, CA 92589 (909) 699-4749 - 1994 Mining Guide TABLE OF CONTENTS INrRoDUCI'ION â˘â˘â˘â˘â˘â˘â˘â˘...¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ AL 1-5 Alaska â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘â˘........ . 1994 Mining Guide INTRODUCTION IMPORTANT - PLEAsE READ! The 1994 GPM Mining Guide is designed...(normally listed from north to south), directions and mining commen ts; gold-producing areas, general prospecting...under 18 years of age. After purchasing a current Mining Guide, GPAA members may take family members with |
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| listing reports_________________ Explanation of area and subject index_.______ Acknowledgments .. __...Geophysical Union.. Transactions, American Institute of Mining and Metallurgical Engineers _..._ American Journal...Colorado Mining Association publications . Economic Geology. _ . _ ___... Engineering and Mining Journal...of Sedimentary Petrology_...__._ Mines Magazine Mining Engineering ........___..._...._____ Advances in...___________________ Author index ___._____________________ Area and subject index__________________ 95 95 103 |
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| instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...and a Southern Section, covering a somewhat larger area around Harney Peak. The northern section is characterized...excavations, etc.ďžSelenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm Cr...wood, wood opal. CORSON COUNTY LITTLE EAGLE: ď area ridges, slopes, stream beds, etc. ďžpetrified wood...Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles Eye Tunnel, |
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| Geological Society of CIM as VOLUME 46 by the OF MINING, METALLURGY SPECIAL CANADIAN INSTITUTE NORTHWEST...PETROLEUM COPYRIGHT Š 1995 BY CANADIAN INSTITUTE OF MINING, METALLURGY AND PETROLEUM Suite 1210, 3400 de Maisonneuve...overviews of Washington, British Columbia, Yukon, and Alaska; Part B â porphyry copper (+ Au+Mo) deposits...and 1970s were decades of mineral exploration and mine development unprecedented in the northwestern Cordillera...the world. The modern era of copper-molybdenum mining in British Columbia dawned in 1954 when Bethlehem |
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| CONNEAUT, area pits, quarries, rd. cuts, etc.âŻcone-in-cone Calcite. CLERMONT COUNTY MILFORD, area creek gravels...COUNTY WILMINGTON, area of Toddâs Ford, a mineral depositâŻHematite. COSHOCTON COUNTY AREA, townships of Washington...Untied States townships of Franklin, Keene, Mill Creek and Tuscarawas, as hard dark gray to black nodulesâŻflint...(on Geauga Co. line), area quarriesâŻoilstone. DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay...(crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay in rd. cuts, pits |
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| CONNEAUT, area pits, quarries, rd. cuts, etc.âŻcone-in-cone Calcite. CLERMONT COUNTY MILFORD, area creek gravels...COUNTY WILMINGTON, area of Toddâs Ford, a mineral depositâŻHematite. COSHOCTON COUNTY AREA, townships of Washington...Untied States townships of Franklin, Keene, Mill Creek and Tuscarawas, as hard dark gray to black nodulesâŻflint...(on Geauga Co. line), area quarriesâŻoilstone. DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay...(crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay in rd. cuts, pits |
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| YEAR 1687"âDAVID T. DAY, CHIEF OF THE DIVISION OF MINING STATISTICS AND TECHNOLOGY WASHINGTON GOVERNMENT...and consump tion, or better and cheaper means of mining, extraction, and convey ance to market, may in...correspondence has been carried on with geologists, mining engineers, and other local authorities, and various...wards in thickness; mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are...from the south prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of |
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| it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...working in pure white clay at Eureka V ALABAMA. 7 mine 4 miles northeast of Valley Head. Etowah County...groups of beds Black Creek, Brookwood, Mary Lee, and Pratt coal groups. Black Creek coal group mined at |
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| AMERICAN GEOLOGY, 1966 Alaska Div. Mines pnd Minerals Geochem. Rept. - State of Alaska Department of Natural...Report. Juneau, Alaska. Alaska Div. Mines and Minerals Geol. Rept.- State of Alaska Department of Natural...Geologic Report. Juneau, Alaska. Alaska Div. Mines and Minerals Rept. - State of Alaska Department of Natural...Minerals Report. Juneau, Alaska. Alaska Univ. Anthropol. Papers- University of Alaska, Department of Anthropology...Geography, Anthropological Papers. College, Alaska. Alaska Univ. Geophys. lost. [Rept. Ser.] - Geophysical |
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| ....................................... 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish...STATES ALABAMA. H ing in pure white clay at Eureka mine, 4 miles northeast of Valley Head. Etowah County |
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| Pacific coast region.___-___-__--__--________ Alaska. __-----__---_---___.-____ _ General--..__________________...__________________ New paleontological discoveries in Alaska-Northern Alaska______________________ West-central...Alaska__________________. East-central Alaska-._____--_-_-_-______ Southwestern Alaska-__---_---_--__---_Southern..._______ Guam. ________________________________ Alaska. _______________________________ Washington- _...Pacific continental margin ___________________ Alaska continental margin. __________________ Oceanic |
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| . . . . . . . . . . . . . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. .... . . . . . . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . ...increasing both because of renewed activity in old mining camps and because of Utahns and tourists who seek...selected metallic minerals of each county. CHAPTER I MINING DISTRICTS OF COUNTIES AND THE STATE OF UTAH The...publications may-be inter-changed. In Chapter I mining districts are listed alphabetically both for each |
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| of Canada: A Synthesis of Major Deposit-types, District Metallogeny, the Evolution of Geological Provinces...avec l'editeur. Gold-rich specimen fro1n the Don,e Mine, Tim1nins, Ontario that was presented to GSC in...Tt most likely came fro1n the bonanza East Dorne area which was discovered in l 9 l 0. It consists of...of Canada A Synthesis of Major Deposit-Types, .District Metallogeny, the Evolution of Geological Provinces...Introduction and Mining History Mineral Deposits of Canada: A Synthesis of Major Deposit-Types, District Metallogeny |
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| 108 Skyline Building, 508 2nd Ave., Anchorage, Alaska 99501. Public Inquiries Office, 7638 Federal Building...Geohydrologic reconnaissance of the Soquel-Aptos area, Santa Cruz County, California: 58 p., 5 figs. (Wb...stratigraphic sections, Salt Croton and Croton Creek valleys, Kent and Stonewall Counties, Texas: 24...Rehabilitation of wells 13, 15, 16, and 17, Headquarters area, White Sands Missile Range, New Mexico: 86 p., 9...J. W., Maps oftheColumbiaRiverlrrigation Project area, Washingto"', showing waterlevel altitudes, March-April |
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| University, Ala. Alaska Div. Mines and Minerals Geochem. Rept. - State of Alaska Department of Natural...Geochemical Report. Juneau, Alaska. VII BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1967 Alaska Div. Mines and Minerals...Minerals Geol. Rept.- State of Alaska Department of Natural Resources, Division of Mines and Minerals...Minerals Geologic Report. Juneau, Alaska. Albertan Geographer- The Albertan Geographer. Publication of the Graduate...of the Mineralogical Canadian Mining and Metall Bull. - Canadian Mining and Metallurgical Bulletin. Canadian |
