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| GEOLOGY OF THE SAN JUAN REGION OF SOUTHWESTERN COLORADO BY WHITMAN CROSS AND ESPER S. LARSEN UNITED...57 57 57 58 59 59 60 60 61 61 62 62 62 63 Tracy Creek andesite_-_____--_________l____________________...Undifferentiated volcanic rocks of the northern part of the Saguache quadrangle._________________j____________-_____...__-__ Resources. ____ __ ^_____ _ ______ Metal mining.._____________-_-------__--_-______-____--_____Production...of the San Juan region, Colorado _________ In pocket 2. Relief map of Colorado showing the relation of |
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| COLORADO STATE GEOLOGICAL SURVEY BOULDER R. D. GEORGE, State Geologist BULLETIN 9 GEOLOGY AND ORE DEPOSITS...OF THE BONANZA DISTRICT SAGUACHE COUNTY COLORADO By HORACE B. PATTON 1915 DENVER,COLORADO EAMES BROTHERS...DOI: https://doi.org/10.58783/cgs.b09.vtso7767 Colorado State Geological Survey. Bulletin No. 9, Plate...rnor of Colorado LIVINGSTON FARRAND ______________________ President University of Colorado HowARD C...TRANS:\IITTAL ST.I.TE GEOLOGICAL SuRVEY, UNIVERSITY OF CoLORADO, December 2, 1916. Governor George A. Carlson |
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| Series 30 Bibliography and Index of Colorado Geology, 1984-1989 Colorado Geological Survey Department of...Resources Denver, Colorado 1990 Information Series 30 Bibliography and Index of Colorado Geology, 1984-1989...Institute under contract to the Colorado Geological Survey Colorado Geological Survey Department of...of Natural Resources Denver, Colorado 1990 ii FOREWORD In recognition of the need to more effectively...published literature on the state's geology, the Colorado Geological Survey is pleased to release Information |
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| Petrology of the San Juan Region Southwestern Colorado By ESPER S. LARSEN, JR., and WHITMAN CROSS GEOLOGICAL...an area of I2fiOO square miles in southwestern Colorado UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...Cristobal, Uncompahgre, and the northern part of the Ignacio quadrangles were mapped in detail on a scale of...because no suitable base maps of the Cochetopa and Saguache quadrangles were available, these quadrangles...Larsen, and L. F. Noble worked chiefly in the Ignacio quadrangle and the western part of the San Cristobal |
 | | Journal (article/letter/editorial) |
| Franklin County; at Coventry and Irasburgh, Orleans County; and at Cavendish, Windsor County, Vermont... at Keene, and southeast of Hinsdale, Cheshire County, and elsewhere in New Hampshire and is reported...from Haddam, Middletown, and Portland, Middlesex County, Connecticut. In Rhode Island, rhodonite has been...in manganese prospects at Cumberland, Providence County. Downloaded by [Universite Laval] at 20:02 10...and, to a lesser extent, Sterling Hill, Sussex County, New Jersey (Palache 1935). Here, it occurred in |
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| The Mineral Collector's Newsletter $6.00 Prof. Ignacio Domeyko Geologist -Mineralogist - Educator -Humanitarian...years. A name that recently got my attention was Ignacio Domeyko (domeykite). I have been aware of the name...Scorodite from the Cactus Gold Mines Middle Buttes Volcanic Complex, Kern County, California Allan R. Blaske...volcanic complex is located in southeastern Kern County, approximately 9 miles southwest of the town of...bulk-mineable precious-metal (gold and silver) deposits, which were mined by Cactus Gold Mines/CoCa Mines in the |
 | | Journal (issue) |
| minerals of the Mohave and Colorado deserts and adjacent areas. Paperback, $2.00 GOLD IN THE SUN by Richard...ton Sea, reclamation of Imperial Valley and gem mining in San Diego and Riverside counties. Large format...scandalous West. Large format. $12.95. GHOST TOWNS AND MINING CAMPS OF CALIFORNIA by Remi Nadeau. The only good...of Nummel's lost bonanza. Hardcover, color photos. $7.50. WARRIORS OF THE COLORADO by Jack Forbes. Covers...Covers all Indian tribes of the Colorado River and is especially recommended to readers pursuing the early |
 | | Book (edition) |
| atid aeseae eueneSasehr i ia Bdtit _WYOQMING COLORADO _ LADORE 7C CRAIG r3GRANBY 17d KREMMLING...15D SALIDA: ob oy Ee MINERAL HOT SPGS. 18 SAGUACHE S d DOVE CR. CRE EDE a WHEELER NATL. ...os : NATL. ¢? MON.® %, % ¢ N FARMINGTON Ae IGNACIO ae 7 eee | VIRGINIA. DALE FT ROCKPORT “NEBRASKA...COEORADORI 2 NEW MEXICO x pec, Inn? UKE) COLORADO TOURS LEGEND NUMBERED TOURS UNNUMBERED TOUR...Gallege COLORADO A Guide to the Highest State WITHDRAWN AWAACK TAY 2 \e Line COLORADO A Guide |
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| D STR KE series 4 MINING CAMP SCENES IN PULL COLOR The Gold Rush The Mining Camp 14x17" with white...DESERT MAGAZINE PALM DESERT, CALIF. 92260 The Mining Town The Ghost Town W I L L I A M KNYVETT, ...Samuelson, Mickleson Turquoise Jewelry, relic and mining exhibits and much, much more! Partial list of exhibitors...a curve with a narrative that places the Pegleg gold in Nevada. J ust to round things out, Glenn and...for the prospectors who searched for silver and gold in that desolate area of California. The authors |
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| Deposits of the. South Silverton Mining Area, San Juan County, Colorado GEOLOGICAL SURVEY PROFESSIONAL...Prepared in cooperation with the Colorado Metal Mining Fund and the Colorado Geological Survey Board QE 75...378-A 1963 Lii Buresietidt latitioq Denver, Colorado c-1 cE U. S. Geological Survey. 75u Professional...Silverton Mining Area, San Juan County, Colorado By DAVID J. VARNES SOUTH SILVERTON MINING AREA, SAN...SAN JUAN COUNTY, COLORADO GEOLOGICAL SURVEY PROFESSIONAL PAPER 378-A Prepared in cooperation with the |
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| Geology of the Cerro Gordo Mining District Inyo County, California By C. W. MERRIAM , GEOLOGICAL SURVEY...Charles Lease tunneL __________________________ _ 30 Ignacio mine __________________________________ _ 31 Hart...3. 4. 5. Geologic map of the Cerro Gordo mining district. Generalized geologic map of the southern half...Index map showing the location of the Cerro Gordo mining district_______________________________________...______________________________________ Map of Ignacio mine workings ___________________________________________________ |
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| The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission...is * CONTENTS Foreword Preface Important Mining Districts Discovery and Developments in México...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in México, which produce fine mineral...geologists, mineralo- x / Foreword gists, and mining engineers, but also for mineral and gem collectors |
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| The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission... CONTENTS • Foreword lX Preface Xl Important Mining Districts 1 Discovery and Developments in Mexico...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in Mexico, which produce fine mineral...geologists, mineralo- LX x I Foreword gists, and mining engineers, but also for mineral and gem collectors |
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| San Juan region, Colo.—Hist. Colorado. i. Title. 2. Silver mines and mining— F782.S19B7 973.838 T.ilmirv...(>.» 759 , 1SGG5 Son Juon Country (legend) County Lines Paved Highways Dirt roads Four Wheel Drive...the most spectacularly beautiful areas in all of Colorado. Its history, since ear¬ liest times, is a particularly...Conquistadores searched its rivers and their tributaries for gold. Intrepid fur trappers explored its streams and...of the nineteenth century. Optimistic Anglo-Saxon gold seekers once more penetrated its vertical topography |
 | | Catalog/List |
| SECTIONS: I. II. III. IV. MINERALOGY-GEOLOGY GEMOLOGY MINING-METALURGY PALEONTOLOGY ......., , CRYSTALS NOT...1916 ANDREWS, E.C. The Geology of the Broken Hill District - 1922 ANSTED, D. T. In Search of Minerals - 1880...- 1799 BAKER, G. W. The Mineral Belt of Sussex County, New Jersey - 1881 BALL, H.W. Splendour in Nature...1900 COLTON Map of the U. S. and Mexico showing the Gold Region in California - 1849 COLVIN, Verplanck Topographical...Volume 3 - 1962 DARRAH, William Culp Powell of the Colorado - 1969 DARTON, Nelson Horatio The Relations of |
 | | Journal (issue) |
| indication on that deeper pot or can containing gold or silver coins or old guns or other deep relics...and non-ferrous trash. DETECTS: Silver, gold or copper coins, gold rings and other jewelry. The first and...ALABAMA HILLS 24 Gary Richardson GOLER GULCH GOLD 26 Mary Frances Strong DESERT PERFUMERS 32 ...well, located southeast of Holtville in Imperial County, California. This plant is projected to reduce...fluids would be a feasible source for augmenting Colorado River supplies. There is a good possibility that |
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| MARCH, Ph.D. 1914 Issued by California State Mining Bureau McN. HAMILTON STATE MINERALOGIST F. F...Minerals of herewith Bulletin 67 of the State Mining California. This work was made possible at this...localities new and quently the The second list ^Mining' State Mineralogist. This known localities...time California was a a was published by W. P. Blake of California minerals first list Fourth Annual...literature of a general nature on the geology and mining industry of the State. bibliography of A. may |
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| Potential and Geology of the San Juan National Forest, Colorado Edited by Richard E. Van Loenen and Anthony B...potential and geology of the San Juan National Forest, Colorado I edited by Richard E. Van Loenen and Anthony...: I 19.3.2127 1. Mines and mineral resources--Colorado-San Juan National Forest. I. Van Loenen, Richard...famous mining districts, such as those at Rico and La Plata, but there is no significant mining being...136,500 metric tons of copper, 17 metric tons of gold, 223,000 metric tons of zinc, 1,425 metric tons |
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| ............................................. Colorado........................................................................................ 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 |
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| Secretary BUREAU OF LAND MANAGEMENT LIBRARY Denver, Colorado 88601316 Bureau of Land Management Library ...illustrations appearing on pages as indicated: Colorado Department of Public Relations: 10, 41-43, 50...top orado Springs Chamber of Commerce: right); Colorado Fuel ment: 23. right), 67, 71; Col- 11, 49;...Commerce: and Iron Corporation: 50 (top 38, 39; Colorado Fish and Game Depart- Acknowledgments The Department...dream, by the cry of gold!, and by wonders above and below the land, men came to Colorado and discovered in |
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| 1 D E J •LEGEND- MEXICO -^ Mining O Division Boundaries. Mining Division Offices. (6) PREFACE...California minerals was published by of W. P. Blake in 1866, and it comprised about seventy-five mineral...a part of the Fourth Annual Report of the State Mining Bureau, by Henry G. Hanks, who was then State Mineralogist...''Minerals of California," of the California State Mining Bureau. In the thirty years which had elapsed since...published as Bulletin 91 of the California State Mining Bureau. Many additional species were included, |
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| Adjacent Areas, Southeastern Utah and Southwestern Colorado U.S. GEOLOGICAL SURVEY BULLETIN 2000-G On the...View south toward the La Sal Mountains along the Colorado River between Cisco and Moab, Utah. Fisher Towers...Adjacent Areas, Southeastern Utah and Southwestern Colorado By Steven M. Condon EVOLUTION OF SEDIMENTARY...adjacent areas, southeastern Utah and southwestern Colorado / by Steven M. Condon. p. cm. (U.S. Geological...Stratigraphic Precambrian. 3. Geology Utah. 4. Geology Colorado. 5. Paradox Basin. I. Title. II. Series. III. |
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| particular service in co- operating with the State ^Mining Bureau in making possible this addition to our...of California minerals was published by W. 1\ Blake in At that comprised about seventy-five mineral...a part of the Fourth Annual Report of the State Mining Bureau, by Henry G. Hanks, who was then quently...the thirty years which elapsed since the State Mining Bureau. appearance of the second list, our knowledge...literature of a general nature on Die geology and mining industry of the State. The various kinds of minerals |
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| ................................... 24 Mapimí District Geology ........................................Photo courtesy of Peter Megaw. Introduction ore mining at the Ojuela ceased in the mid-1940’s, but the...been growing, thanks to the activities of a local mining cooperative, for the past 60 years. Some like to...done so only during the last 60 years, after ore mining had largely come to an end (we almost dare not...more complex mineralogy: roughly The Mapimí mining district consists of a scattering of small mines to |
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| I I ' ,I I Iacer Gold ·Deposits 'o f Ariioi1a ' I ( t ' > '' G E 0 L. 0 G I C A L SUR V ...'.' 1 r .I ' f I ', .. I' I I Placer Gold Deposits of Arizona By MAUREEN G. JOHNSON GEOLOGICAL...----------------Introduction History of placer mining in Arizona ----------~-------'----------------Purpose...- -------- - --- ----------------------Cochise County ____ __ ___ l. Dos Cabezas and Tevis1ton districts...Courtland-Gleeson district (Turquoise district) --------------------3. Bisbee-Warren district (Gold Gulch placer) |
