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| Assessment of the Tonopah 1° by 2° Quadrangle, Nevada by Greta J. Orris and Frank J. Kleinhampl U.S...provides basic and interpreted geologic data for long-range national mineral resource policy and aids in Federal...Tonopah 1° x 2° quadrangle, Nevada, covers over 19,000 km2 in central Nevada. The region is largely dominated...north-trending valleys and mountain ranges of the Basin and Range physiographic province. Exposures of bedrock are... Location of the Tonopah 1° by 2° quadrangle, Nevada x / 7 v* Most of the granitoid rocks are |
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| 1 COUNTY REPORT HYSICAL >ci 8 PHYSICAL •CI. .Lib. IES TN 24 C3 1ERAL RESOURCES OF A34 1 IPINE...IPINE COUNTY, CA! IA -*ci?2®^?^a£~Vfes^A^Gw^i I ver Mou nta i nV-*- Digitized by the Internet...ALPINE COUNTY, CALIFORNIA by WILLIAM B.CLARK With sections on the Zaca gold-silver mine and the...the Leviathan COUNTY REPORT sulfur mine by James R. Evans 8 1977 CALIFORNIA DIVISION OF MINES AND... Frontispiece. Typical Alpine County scenery. View looking southeast across Twin Lakes Reservoir (Caples Lake) |
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| 'r v.·,,.,. . ... Placer Gold Deposits of Nevada By MAUREEN G. JOHNSON GEOLOGICAL SURVEY BULLETIN...------------------------ 1 History of placer mining in Nevada_____________________________________... Holy Cross district..-----------------------------------------------2. Jessup district.. ____________...------------------------_-------_ 3. Sand Springs district----------------------------------------------...Eldorado Canyon district..-----------------------------------------5. Gold Butte district-------------- |
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| f. MIMING DISTRICTS and MINERAL RESOURCES of NEVADA by FRANCIS CHURCH LINCOLN i r r i i ; %■... ; 'jxt . 1 — \ MINING DISTRICTS and MINERAL RESOURCES of NEVADA by FRANCIS CHURCH LINCOLN...LINCOLN 0 ll ; RENO NEVADA NEWSLETTER PUBLISHING COMPANY 1923 PREFACE Earlier Works. The object of...infor mation concerning the mining districts and mineral resources of Nevada. No comprehensive work of...peared for a number of years. In the early days of Nevada min ing, from 1866 to 1878, the field was covered |
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| CALIFORNIA. By J. S. DILLEB. INTRODUCTION. Few mining regions in California have attracted so much general...varying energy to the present time. The La Grange mine, which is one of the largest hydraulic placers in...height of its activity. In order that an account of mining in the Weaverville quadrangle may have its proper...(fig. 1). On the north are the Cascade Range and the Coast Range of Oregon, separated by the Willamette...as Eugene. On the south are the Sierrp Nevada and Coast Range of California, separated by the great valley |
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| MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist |
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| an overall guide been written on gold and gold mining of publications have no single report or to...deposits within the state, mostly in the Sierra Nevada. Some of these reports are classics now. Among...Sierra Nevada, Lindgren's 1911 professional paper on the number of very excellent reports Nevada and...longer district Hulin, respectively. the principal features of each gold-bearing district are described...publications were written on various phases of gold mining. The reports of John Trosk, the first State Geologist |
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| LOGAN, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid J. _ Mining Engineer...Engineer District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averii.l, District Mining...Mining Engineer J. C. O'Brien, District Mining Engineer George John Gary, Mineral Technologist L. ... Statistician and Curator G. Hubbard, Junior Mining Engineer (Librarian) San Francisco Sacramento... CONTENTS Page REPORTS OF DISTRICT MINING ENGINEERS Sacramento Field District 6 7 Mines and Mineral Resources |
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| RESOURCES OF ELKO COUNTY, NEVADA By Roscoe M. Smith Prepared in cooperation with Nevada Bureau of Mines...Acknowledgment -Mining districts Commodities Production Descriptions of mining districts . Alder district-Aura district...district -Beaver district Black Mountain district Bootstrap district Burner district Burns Basin district--...-Carlin district Cave Creek district ----Charleston district_--Coal Mine district~ Contact district Cornucopia...Cornucopia district - -Corral Creek district - Decoy district Delano district Delker districtDivide district |
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| MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |
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| Four areas of peridotite near Murfreesboro, Pike County, Ark., were known at the time of the writer's visit...1908, pp. 187-194. Fuller, J. T., Diamond mine in Pike County, Ark.: Eng. and Min. Jour., vol. 87, 1909...C., and Brackett, E. N., The peridotite of Pike County, Ark.: Am. Jour. Sci., 3d ser. vol. 38, 1889, pp...hills is an area of lower hills. Little Missouri River, flowing southward, has cut a valley 5 miles or...place. DETAILS. PROPERTY OF KIMBERLITE DIAMOND MINING & WASHING 00. The peridotite in the SW. J NW. |
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| MINES AND MINERAL RESOURCES OF TRINITY COUNTY, CALIFORNIA ^^^^gz^^^^sHi LIBRARY ^ tnSF DAVIS [...MUt&ial TRINITY denounce*, o^ COUNTY CcUifi&isua By J. C. O'BRIEN, Mining Engineer, Retired and Geology...Geology California Division of Mines COUNTY REPORT 4 California Division of Mines and Geology San Francisco...TABULATION OF MINES AND MINERAL RESOURCES OF TRINITY COUNTY 53 (3) 3 Illustrations Page Plate 1. Map...California with County Figure 3. Geologic of the mines of Trinity map County of Trinity County In pocket |
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| L- - - l. - -r-\ __ I ....-~-.~, L.... : Twin FaIlSr-J i .... _ .... _ •. -J!~i~l~s. -l. __...specimens, are either inaccessible or are in closed mining districts, or are closed for political reasons...City-D~Lamar Mining Dlstricts / J\. I,' -r-, - L..... ~ rl.. kl \ , 50 I 100 I Miles old mining and...scientific significance. In this index, the better known mining districts that have produced many high-quality...across, on blue thomsonite. Lucky Peak Dam, Ada County; Lanny Ream specimen and photo. Figure 3 (below) |
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| ................................... History of Mining .................................. _..... _.......................................... Torn Scott Mine ..... _.............................................................................. Silver Bill Mine ._ ... _.......................................................... 13 13 13 13 14 14 15 Mystery Mine ................ _........... .............. _...._............ ................ 17 12 Defiance Mine ....... _............... __ ................... |
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| in the Comstock District, Nevada DONALD M. HUDSON† 1540 Van Petten Street, Reno, Nevada 89503 Abstract...deposits of the world-renowned Comstock district of western Nevada constitute one of several superimposed...superimposed Miocene hydrothermal systems. In the district, Mesozoic metasedimentary and igneous rocks are overlain...kaolinite alteration exposed at the periphery of the district may be linked to preore alteration near the paleowater...elsewhere in the district. Pliocene to Holocene reactivation of faults has disrupted the district, redistributing |
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| chemical properties . Uses and marketing grades. . . . Mining and beneficiation .... Modes of occurrence ......of Mines and Prospects COCHISE COUNTY........................ Buckeye Canyon Prospect . . Capt Prospect...Hill Prospect .... Little Fanny Mine........................ Lone Star Mine................................Peabody Mine............................. Stout Prospect............................. Un-named Mine........Prospects........................ GILA COUNTY Castle Dome Copper Mine . . Conway Prospect............... |
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| POTENTIAL OF THE LAKE ELEANOR ROADLESS AREA, TRINITY COUNTY, CALIFORNIA by Donald F. Huber Scott C. Nelson...(5807), Shasta-Trinity National Forest, Trinity County, California. The Lake Eleanor Roadless Area was...geological, geochemical, and geophysical surveys and mine and prospect examinations in an area that includes...Geological Survey. The U.S. Bureau of Mines conducted mining and production surveys and additional sampling...lode or placer resources, and no known history of mining activity in the roadless area. The fact that surrounding |
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| SMITH, Director Bulletin 626 THE ATLANTIC GOLI) DISTRICT AND THE NORTH LARAMIE MOUNTAINS PAPERS BY ARTHUR...................... The Atlantic gold district, Fremont County, Wyo........................... Introduction........................ Geology of the Atlantic district......................................... Rocks...Magnetite schists in the northern part of the district.............. 16 Distribution and general character................................................ Diorite .............................................. |
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| ........................ 5 5 Distribution of mining districts...................................................................................... Nevada.......................................................................... PART II. Catalogue of mining districts, by J. M. Hill..................................................... Classification of mining districts...................................................................................... Nevada............................................... |
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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...Individual workings are not included if deposit or district data are presented. A deposit was subjectively...reported gold production for the central Brooks Range, Alaska exceeded the total as reported by deposit...and areas in Alaska, including sluice and drift mining. 5. Some volumes were estimated from deposit |
 | Janzer, Victor J., Stanley, G.W., Long, H.K., Farrar, J.W., Brezina, K.A. (1991) Data for gross alpha, gross beta, gross radium as radium-226, and uranium in ground and surface waters in the United States, mid-1954 through 1965. Open-File Report Vol. 1991 (91-70) US Geological Survey doi:10.3133/ofr9170 | Report (issue) |
| varying volumes of simulated natural water to yield a range of dissolved-solid residues. The resulting series...concentration of 2.0 mg/L uranium was found to range from -37 to +27 percent of the spiking concentration...records, and when available, includes the state, county, location of point of collection, and date and...temperature are listed when possible. In table 2, the river or stream from which the samples were collected...pCi/L, picocuries per liter; fluor.. fluorometric; County Nearest community Location of point of collection |
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| RECONNAISSANCE OF SOME MINING GAMPS IN ELKO, UNDER, AND EUREKA COUNTIES, NEVADA BY WILLIAM H. EMMONS............................. Mountain ranges and mining districts................................................................ Midas or Gold Circle district........................................ Location...geology............................................. Mine descriptions......................................44 44 45 46 47* 47 47 47 48 48 48 48 49 50 Rex mine..................:............................. |
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| Metallurgist MARK EHLE, Mining Engineer J. B. TENNEY, Geologist G. R. FANSETT, Mining Engineer R. E. S. HEINEMAN..."The Geology and Mineral Deposits of Southern Yuma County" is the most pretentious bulletin of the kind that...in many parts of the county, it has not been easy to prospect southern Yuma County at all thoroughly, but...__________ . __ .____ _____ ______ __. General mining history_______________________ __________ ._______________...46 46 46 47 47 48 PART H.-MOUNTAIN RANGES AND MINING DISTRICTS .............. CHAPTER L-TRIGO MOUNTAINS |
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| drains southward into the Tanana River. The approximate center of mining activity on Banner Creek is in...tributaries with associated placers. These include Buckeye Creek (BD005), Democrat Pup Creek (BD013), and...confluence of Democrat Pup Creek to the Tanana River (Olson and others, 1985). Numerous unimproved roads...others, 1978). The intrusive bodies in the area range in composition from rhyolite to andesite. Fine-grained...gold fineness to be 737. Glover (1920?) reported a range in gold fineness of 738 to 798 for Banner Creek |
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| INDEX OF MINING PROPERTIES IN COCHISE COUNTY., ARIZONA by Stanton B. Keith Geologist Bulletin 187...research and provide information about exploration. mining. and metallurgical processes that are needed in...Technology Branch J. Brent Hiskey Assistant Director Mining and Mineral Resources Researchlns~tute Orlo E...Affirmative Action Employer. INDEX OF MINING PROPERTIES IN COCHISE COUNTY, ARIZONA by Stanton B. Keith Geologist...produce copper. The Warren (Bisbee) mining district, which includes this mine, yielded 167,242,000 tons of ore |
