 | | Journal (article/letter/editorial) | | Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 eraines@ Icolorado.net The Great Irony...following the Silver Panic of 1893, h c . I I.S. Treasury faced a rapidly dwindling gold reserve. I'residen...house. Photo hy Uycrs, CB.1904. courtcs\ Ouraj County Historical Society. Volume 75, November/December...aware that these deals would benefit the U.S. Treasury and stave off great financial hardship, they took...preached what amounted to Ed Raines, who researches Colorado ‘s geology, mineralogy, and mining history, is |  | | Journal (article/letter/editorial) | | Mineralogy of Selected Occurrences in Central Colorado and the San Juans Downloaded by [University of...Inc. 1441 W. Forty-sixth Avenue Suite 14 Denver, Colorado 80211-2338 P art one of this article (July/August...218-239, 280) dealt with the discovery of gold in Colorado and the mining history and geology/mineralogy...and California Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis...cm (8.5 ounces), Ground Hog mine, Gilman, Eagle County. Harvard Mineralogical Museum specimen M8458, A |  | | Journal (article/letter/editorial) | | inches; a floater specimen, Cross vein, Idarado mine, Ouray and San Miguel countries. Figure 2 (right). Cluster...Fremont County. C-O-L-O-R-A-O-O CALCITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427...Russia. Calcite also occurs at many localities in Colorado. Further, the state is the source of calcite as...marble (from the Yule quarry at Marble in Gunnison County) that has been used for many of the great monuments...Calcite, the most common carbonate mineral in Colorado. is found in a variety of occurrences, including |  | | Report (issue) | | 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...and Karen A. Vendl L ocated in southwestern Colorado and covering over 31,000 square kilometers, the...the region produced economic quantities of lead, zinc, tungsten, and copper. In 1896 world-renowned mining... Above: August sunrise on middle Blue Lake, Ouray County Photo Jack Brauer/WideRange Photo LLC, 2010 |  | | Report (volume) | | Mineral Resources of the Uncompahgre Primitive Area Colorado By R. P. FISCHER and R. G. LUEDKE, U.S. GEOLOGICAL...mineral survey in the Uncompahgre primitive area, Colorado. The area discussed in the report corresponds....___ _________________________________________ Ouray area____j______________________-.__________________...Lead...---_-_____-_______--______-_-------__-.___ Zinc._.-_-_______________________.____.___.._._.. 33...mines________________________________ Camp Bird, Colorado,,Inc_---_-_---__--_------__-----__ Idarado Mining |  | | Journal (article/letter/editorial) | | [University of Nebraska, Lincoln] at 13:31 09 June 2016 Colorado boasts numerous localities where fine sphalerite...of sphalerite also occur at many localities in Colorado, in shades of amber, emerald- or lime-green,...rail for the mines, standing on Main Street in Ouray (1886). The Wright Opera House is the large building...Muntyan, former director of the Ouray County Museum in Ouray, Colorado, is a frequent contributor to Rocks...in her series on Colorado minerals appeared in the July/August I994 issue (“Colorado Pyrite”), September/October |  | | Book | | 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 |  | | Journal (article/letter/editorial) | | inch on edge, from the Henderson mine, Clear Creek County. Figure 2 (right). Green fluorite encrusted with...Mountain Wilderness area near Columbine Lake, La Plata County; largest crystal measures 1.25 inches on edge;...C*O*L*O*R*A*D*O FLUORITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John...locations in Mexico; in Elmwood, Smith County, Tennessee, and in Hardin County, Illinois, in the United States;...eastern Russia. It also occurs in many localities in Colorado, where it is found in colors ranging from pale |  | | Journal (issue) | | 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 by J. A...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 |  | | Journal (article/letter/editorial) | | (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals showing light...(right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen 2 by 2 inches;...C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John...Park City, Utah; Washington State; and numerous Colorado localities. Pyrite crystallizes in the isometric...Pyrite is the most common sulfide mineral found in Colorado; it is found in a wide variety of occurrences |  | | Journal (article/letter/editorial) | | History, Geology, and Mineralogy of the San Juan County, Colorado rooklyn mine, located at an elevation of...feet at the head of Browns Gulch. San Juan County, Colorado. has been operated sporadically during the...negotiations continued throughout the summer between Chief Ouray and Felix Brunot. and on 13 September 1873 the Brunot...rapid pace. During the next few years the towns of Ouray. Telluride. Silverton, and Creede were established...the mine today is by a well-maintained 2.5-mile county road that starts from Highway 550 at Mineral Creek |  | | Report (volume) | | DEPOSITION IN THE UNCOMPAHGRE DISTRICT OURAY COUNTY, COLORADO WITH SUGGESTIONS FOR PROSPECTING BY W...Prepared in cooperation with the COLORADO METAL MINING FUND AND THE COLORADO GEOLOGICAL SURVEY BOARD Contributions........................ Contact of the dolomitic Ouray limestone andLeadvillelimestone. Contact of Leadville...-_--______--__-__--__-_-__--__--__-____Area south of the Ouray fault._______-_______________-______' Deposits associated...fissures.___-____-__-__--_--___-_ Area north of the Ouray fault...........____________________ Suggestions |  | Doe, B. R., Steven, T. A., Delevaux, M. H., Stacey, J. S., Lipman, P. W., Fisher, F. S. (1979) Genesis of ore deposits in the San Juan volcanic field, southwestern Colorado; lead isotope evidence. Economic Geology, 74 (1) 1-26 doi:10.2113/gsecongeo.74.1.1 | Journal (article/letter/editorial) | | Depositsin the SanJuanVolcanicField, Southwestern Colorado LeadIsotopeEvidence B. R. DOE,T. A. STEVEN,M....Antonito COLORADO NEW MEXICO L 0 100 KILOMETERS Fro. 1. Index map of southxvestern Colorado, showing...igneouscenter of latest Cretaceousage near Ouray, Colorado, and from the EoceneTelluride ConglomerateFormation...Tertiary volcanicrocks northeastof Telluride, Colorado. A few disseminated depositsof the "porphyrycopper"...The volcanichistory of the San Juan Mountains, Colorado, in general has been outlined by Lipman et al |  | | Journal (issue) | | Company, operating near Folsom City, Sacramento County, Calif. The operation was necessitated by the discovery... Part of the mine program called for driving a tunnel at the proper location, from the surface to the...hauling the ore to the mill. From the time this tunnel was definitely located, which in turn determined...elevation was governed by the level of the mine tunnel through which the ore is being hauled to the mill...structions in the limited and crowded space at the tunnel portal. The ore is received in a three-com¬ partment |  | | Journal (issue) | | UNIQUE UNDERGROUND LABORATORY ........703 THE OURAY, COLORADO, AREA. By Karl H11dson ...........................................704 NEW FRIEDENSVILLE ZINC MINE. By Cha.I. A . Tho,na.I ..........................buildings, dumps and head shafts of the Edwards Zinc mine, become visible on the left. A visit to this...argentiferous galena also occurs sometimes with zinc and iron pyrites in lodes, the bearing of which...compounds of iron, cobalt, nickel, copper, lead, zinc, silver, bismuth, manganese, and molybdenum. Other |  | | Report (volume) | | concentration of metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury...and the many mining corporations of the lead and zinc fields of Missouri, Oklahoma and Kansas are included...operation in various parts of the world. The New Jersey Zinc Company and other mining corporations are finding...Metal Prices Prices of Silver, Copper, Lead and Zinc, 1850-1919 31 31 31 32 Aluminum: Production and...Occurrence and Uses Producers Vanadium Mines 64 64 64 Zinc (Spelter) : Spelter Prices, 1885-1919 U. S. Production |  | | Book | | flotation, extractive metallurgy of gold, copper, lead, zinc. From 1948-1952: organizing Raw Materials Division...Division, AEC, and uranium procurement in Colorado, Belgian Congo, Morocco, South Africa. Development of ion...MCQUISTON, JR. I GROWING UP WITH ORE PROCESSING Colorado Utah Arizona, with a Southern California Interlude...director of the U.S. Bureau of Mines, dean of the Colorado School of Mines, vice president of Kennecott Copper...promoting. economic solution to treat the lead and zinc concentrates at Tsumeb He contacted Dorr-Oliver |  | | Report (volume) | | 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 |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |  | | Journal (volume) | | MACHINERY COMPANY 703 EXCHANGE BUILDING , DENVER , COLORADO BOTH PHONES PRINTING Century 604 FINE ILLUSTRATED...Price Share We have struck good milling ore in our tunnel at a distance of 560 feet in , and at a vertical...milling purposes. FOR A SHORT TIME WE WILL SELL TREASURY STOCK , IN FIVE MONTHLY PAYMENTS , AT 50 PER SHARE...Gold Butte, in St. Thomas Mining District , Clark County, Nevada. Eighteen claims . Large spring. Splendid...Hoist and Ore Birs, Johnnie Mine. portion of Nye county , Nevada, twelve miles east of Amargosa ery- Shoshone |  | | Book (edition) | | Tourist as well. All of the 19 Rock Forma tions at Ouray, dating from the Pre-Cambrian to the Cenozoic Eras...1S80 relating to the growing Mining Industry at Ouray is printed in its entirety. Many historic photographs...Introduction to Mineral Collecting at Ouray................ The Minerals at Ouray................................Characteristics of Ouray Minerals................ Mineral Collecting Sites at Ouray........................ The Rock Formations at Ouray.................................. Ouray and the Camp Bird Mine; Past |  | | Journal (article/letter/editorial) | | 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 |  | | Journal (issue) | | for coring and blast hole operations. For faster tunnel driving. Designed for maximum drilling speed and...Media Separation Processes are licensed by American Zinc, Lead and Smelting Co. American Cyanamid Co., 30...Motor Truck Company, CUMMINS DIESEL SALES OF COLORADO, INC. Calif.; Frank J. Coyle, Sacramento,...Cooper Tractor 2450 Curtis Street © Denver 5, Colorado Branch: CUMMINS SERVICE & SALES compressors...To Minny Heavy Media Separation. ety YEARS %, COLORADO IRON WORKS MANUFACTURING AND SALES REPRESENTATIVES |  | | Book (edition) | | 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 |  | | Journal (issue) | | fragmentation. Their greater flexibility lets you keep the tunnel bore close to pay line — with litthe overbreak...Cleveland and Greenwich, Ohio The seamy rock in one tunnel at Obregon required 9 sections of timber every...contractors used the Tunnel No. 1 at Obregon is 2411’ long; tunnel No, 1378’; tunnel No. 3, 1850’. ] regular...ANGELES 59, Calif.. 2400 East Imperial Highway Colorado, Rm. 415, Central Bank Bldg., 1108 15th Street...“Methods = Air Cooling—by H. D. Moore Beaverhead County, Montana’s, Tungsten by J. Silverton H. Waterhouse |
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