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| The Triangle of Colorado Mountains of Minerals Contributors David W. Bunk, Robert B. Cook, Don Earnest... Contents PAGE4 PAGE 10 4 The San Juan Triangle of Colorado Ho for the San Juans! by Duane A. Smith, Mark...ocated in southwestern Colorado and covering over 31,000 square kilometers, the San Juans are some of the...not until the last 25 years of the 1800s that the San Juans began revealing the extent of their mineral...In 1896 world-renowned mining engineer Thomas ''T.A." Rickard called the San Juans one of Colorado's |
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| Gkologim-in-charge. CATALOGUE OF MINERALS FOUND IN COLORADO. BY • F. M. ENDLICH. [EXTRACTED FROM THE TENTH...been adopted. tar as practicable, analyses of Colorado minerals have been given. They will aid examination...of the catalogue. systematic enumeration of the Colorado mineral species and references to the publications...Endlich, S. IN COLORADO. X. D. The continuous development of mineral resources of Colorado is productive...Geological .Report for PS75. Now, the survey of Colorado is completed, many additions of species new to |
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| Recent Collecting Activity in SAN JUAN COUNTY, COLORADO B A R B A R A and J O H N M U N T Y A N 6978...6978 Wapiti Court Boulder, Colorado 80301 Photographs by the authors; specimens from the authors' collection...material has been obtained from a number of San Juan County mines and prospects during the last decade...almost ceased. COLORADO S A N J U A N C O U N T Y L I E S in southwestern Colorado. Some of the state's...vicinity of Silverton, the principal town in the county. The American Tunnel, located just north of town |
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| 1129690-R8SDMS RECLAMATION FEASIBILITY REPORT ANIMAS RIVER ABOVE EUREKA E^«^.|3lt- f 4 ^ JIM HERRON...HERRON, BRUCE STOVER AND PAUL KRABACHER COLORADO DIVISION OF MINERALS AND GEOLOGY OCTOBER, 1999 1129690-R8SDMS...FEASIBILITY REPORT ANIMAS RIVER ABOVE EUREKA JIM HERRON, BRUCE STOVER AND PAUL KRABACHER COLORADO DIVISION OF...OF MINERALS AND GEOLOGY OCTOBER, 1999 Upper Animas River Reclamation Feasibility Report TABLE OF CONTENTS...Sampling Watershed Chemistry Upper Animas In-stream Aluminum Upper Animas In-stream Zinc Reclamation Options |
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| Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ............................................. 339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John...Natural History for conceiving the idea of a second Colorado issue and for helping a great deal in bringing |
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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 JUAN...JUAN COUNTY, COLORADO GEOLOGICAL SURVEY PROFESSIONAL PAPER 378-A Prepared in cooperation with the Colorado |
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| 1632 Camp Bird Mine Road P . O . Box 586 Ouray, Colorado 81427 Tom Rosemeyer is the owner of Red Mountain...collected minerals in Colorado for the past twenty years. Microminerals of the San Juan Mountains, Southwestern...Southwestern Colorado WELCOME TO -THROUGH THE 'SCOPE," a column devoted to news and happenings in ihe micromount...in ex ploration and mining in the San Juan Mountains of southwestern Colorado for Ihe past twenty years...^Brooklyn mine ^-—O Howardsville Scale in Miles Figure 1: Location map of the "San Juan Triangle" (Oura |
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| COLORADO oDenver Ouray •a IM The Grizzly Bear Mine Ouray County, Colorado Grizzly Bear Mine Figure...in Bear Creek Canyon, circa 1900; courtesy Ouray County Historical Society. 302 ROCKS AND M I N E R A...Grizzly Bear was one of the first mines in the San Juan Mountains to produce rhodochrosite crystals. In...minerals. TOM R O S E M E Y E R P.O. BOX 586 Ouray, Colorado 81427 pected tracery of line wound in and out...appears that not many specimens were saved from early mining operations, as only a few specimens are known to |
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| R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University.................. 239 by C. G. Doll Across the San Juan Mountains ......................................Mineralogical Research Co., 704 Charcot Avenue, San Jose, CA 95131. A list of other dealers in back issues...Czechoslovakia France Germany Japan Italy Mexico Namibia USSR USA Zaire Total Total number of species during 5-year...was seemingly limited to about 450-500 (although mining operations must have removed many); scouring of |
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| Although Colorado may be most noted for rhodochrosite or amazonite, the many varieties and associations...a k e w o o d , Colorado 80225 DIANNE L. K I L E 333 S a l e m Street Aurora, Colorado 80011 C O L O...and J. A. Mur phy for an update to Minerals of Colorado: A 100-Year Record (Eckel, 1961). 374 ROCKS... Quartz was a familiar gemstone to many early Colorado residents, as documented by an extensive body...body of literature. The first published list of Colorado mineral localities (in cluding quartz) was included |
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| Windham Report of 1S80 relating to the growing Mining Industry at Ouray is printed in its entirety. Many................................................ Fluorite.................................................Mine; Past, Present. Future The Windham Report of Mining in Ouray in 1880 . . The Mineralogy at the Camp...(Insert) A Guide to Mineral Collecting at Ouray, Colorado with Notes as to the History and Geology By Ervan...Childers, Bruno Zanett, Ralph Stebbins, all of Ouray, Colorado; Margaret B. Allen, M.A., Orange, New Jersey; |
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| REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING...Whitman Cross........................... ........ San Juan volcanic area .......................... .......the volcanic area ......... ...........:..... San Juan formation . ...... ...'......--...-............................./................:. Methods of mining and treatment of ores....-....--. ...... ........-......,..........--......'.............. 188 San Juan Queen mine .-.---...,-.--.--..--...------ ... |
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| Ouray County, Colorado TOM R O S E M E Y E R 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427...81427 Figure 1: Wide-angle view of the 3 level mining camp located at an elevation of 11,200 feet. The...boardinghouse is on the right, circa 1900. Photo courtesy Colorado Historical Society. The Camp Bird mine is one...Ouray, Colorado, is situated in the rugged and beautiful San Juan Mountains of southwestern Colorado. The...of feet above the canyon floor. Winters in the San Juan Mountains are long and severe with accumulated |
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| MILEAGE L OGS. REVISED EDITION Revised Edition, COLORADO GEM TRAILS AND MINERAL GUIDE HICllAHD :--1. PEARL...an extensive ¥em and mineral collecting tour 01 Colorado, revealing the interesting places where Nature...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL...PEARL Exploring Rocks, Minerals, Fossils in Colorado America's Mountain: Pikes Peak and the Pikes Peak...Atlas of Colorado American Gem Trails Nature As Sculptor: A Geologic Interpretation of Colorado . Scenery |
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| — _ ; COLORADO GEM TRAILS AND MINERAL GUIDE ! ■ : ' BOOKS BY RICHARD M. PEARL Colorado Gem Trails...Trails and Mineral Guide Colorado Rocks, Minerals, Fossils America’s Mountain: Pikes Peak and the Pikes...Nature As Sculptor: A Geologic Interpretation of Colorado Scenery Guide to Geologic Literature Popular Gemology...Gemology Mineral Collectors Handbook Colorado Gem Trails The Art of Gem Cutting (With Dr. H. C. Dake)...Dake) * RICHARD M. PEARL ★ COLORADO GEM TRAILS AND MINERAL GUIDE ★ SKETCH MAPS BY MIGNON WARDELL PEARL |
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| Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................Lapidary Journal, 27, No. 7, 1040. ITALIAN MOUNTAIN, COLORADO by M. M. Groben Italian M ountain (elevation 13...betw een A spen and Crested Butte in w estern Colorado. Although probably visited by early miners, it...writing Alpine Exploration, Box 277, Crested Butte, Colorado 81224, for ap plication. A fee of S6.00 is requested |
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| BRIEF REVIEW OF THE GEOLOGY OF THE SAN JUAN REGION OF SOUTHWESTERN COLORADO BY WHITMAN CROSS AND ESPER S...._-___--_---__________-_-_----__-____-________ Animas formation._________ ____________________________...andesite__________ _-_______________________________ San Juan tuff__ _________________________________________________...__-__ Resources. ____ __ ^_____ _ ______ Metal mining.._____________-_-------__--_-______-____--_____Production...manganese--__----_-----------_------_--____-__-_____ Fluorite......_______________-______________ Sulphur.. |
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| infrared Landsat multispectral scanner image of the San Juan National Forest and vicinity in early October...altitude of 705 km. Approximate boundary of the San Juan National Forest is shown by white line. Mineral...Resource Potential and Geology of the San Juan National Forest, Colorado Edited by Richard E. Van Loenen and...resource potential and geology of the San Juan National Forest, Colorado I edited by Richard E. Van Loenen...19.3.2127 1. Mines and mineral resources--Colorado-San Juan National Forest. I. Van Loenen, Richard E |
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| Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |
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| MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resources—Colorado. 2. Mines and mineral resources—New Mexico. I. Kennedy, Marrianna...minerals of the Great American Rift in New Mexico and Colorado. Great American Rift is the name we use for a |
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| ...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map.........................23 Arizona – Cochise Co. Mining Districts .................................... |
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| _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...Lincoln County__-__-----_-----_-----___ Tern Piute district....... __ ___ ... Mineral County____-_______________...naine________________ Mine near Green Talc mine. _____ Nye County ____ _._-___-________-___ Gabbs area __ _____________________..._____ Brucite and magnesite deposits. __ Pershing County __ Rocks in the West Humboldt Range ..~ Limerick |
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| ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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| ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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| RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...talc l0 PUBLICATION 89 MINERALS OI' ALBEMARLE COUNTY. VIRGINIA Richard S. Mitchell* and William F....references to various minerals found in Albemarle County are found in both published and unpublished geological |
Howardsville, Animas Mining District, San Juan County, Colorado, USA