 | | Journal (article/letter/editorial) | | ORE DEPOSITION SOUTH PART ROBERT OF OURAY, COLORADO. II. S. MOEHLMAN. CONTENTS--COntinued. Critical............................. Veins near the Treasury Tunnel ............................... Yankee Girl...mineralizing solutions 488 ORE DEPOSITION SOUTH OF OURAY, COLORADO. 489 was concentratedat the time of depositionof...)• IOO. ORE DEPOSITION SOUTH OF OUR..'tY, COLORADO. 491 time of deposition. For instance, pyrite...3 Level. X 55. ORE DEPOSITION SOUTH OF OURAY, COLORADO. 493 tion continued,this wall-rock alteration |  | | 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 (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) | | ORE DEPOSITION' SOUTH OF OURAY, COLORADO. PART ROBERT TABLE I. S. MOEHLMAN. OF CONTENTS. Abstract...detailed geologic maps for a mining companynear Ouray and devotedthe subsequent winter to a laboratory...requirements for a Ph.D, ORE DEPOSITION SOUTH OF OURAY, COLORADO. 379 degreeat Harvard University. During...the southwestern cornerof Colorado (Fig. I). The three mining townsof Ouray, Telluride, and Silverton...Silverton form a right triangle, with Ouray-Tellurideas the shortleg of ten miles. The portion of the westernSan |  | | 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 |  | 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 |  | | 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 |  | | 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...[Sweden] 10:215-217 ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J....Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |  | | 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 |  | | Report (volume) | | STATES Alabama Alaska Arizona Arkansas California Colorado , Page 69 Connecticut 120 Georgia 121 165 Idaho...Co.. Utah 1381 Albert Beacon Gold Mining Co., Colorado 591 Albert Copper Co., Quebec 1654 Albion Cons...Mining Co., Michigan.... 753 Almaden Mines Co., Colorado.... 498 Almaden Quicksilver Mines Co., Spain 1818...1384 Alta Tiger Mining Co., Utah.... 1384 Alta Tunnel & Trans. Co., Utah.. 1384 Alta-Utah Mines Co.,...Explor. Co.. Nev..l008 American Mining & Power Co., Colorado 498 American Molybdenite, Ltd., Ont.1595 American |  | | Book (volume) | | ...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ......................................................................22 Arizona County Map ................................................................................49 Arkansas County Map .......................................... |  | | Report (issue) | | _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...naine________________ Mine near Green Talc mine. _____ Nye County ____ _._-___-________-___ Gabbs area __ _____________________..._____ Brucite and magnesite deposits. __ Pershing County __ Rocks in the West Humboldt Range ..~ Limerick...California Continued Nevada Continued White Pine County.._________________ Cherry Creek district______________ |  | | Book (volume) | | ...........................................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 |  | | Book (volume) | | ...........................................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 |  | | Report (issue) | | solutions, Silverton caldera, San Juan Mountains, Colorado, by Wilbur S. Burbank and Robert G. Luedke---...metallization in the Central mining district, Grant County, New Mexico, by W. R. Jones, R. M. Hernon, and...co~tl in the Trinidad coal field, south-central Colorado, by Ross B. Johnson______________________ 154...form~tion in the southeastern Uinta Basin, Utah and Colorado, by W. B. Cashion____________________________...sediments of the Humboldt River Valley, Humboldt County, Nevada, by Philip Cohen________ 165. Variable |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...estimate how deep a shaft should be sunk to reach the tunnel which is being driven to it, and to determine the...regional offices include: Federal Center, Denver 25, Colorado; 345 Middlefield Road, Menlo Park, California; |  | | Report (issue) | | '1030571 04 M030562 04 M030563 04 '1030584 04 CouNTY DEPosir 'ostHP +litire LAtiroOE ♦ Looroae 28N...12E 09 32-18-234 111-07-1bw P8 CUV MU AGV OMEGA TUNNEL PdV PImA ZN AUV 185 15E 24 31-51-224 11U-4b-lOw...GEOLOGIC MAP OF THE GARNET MOUNTAIN QUADRANGLE, MOHAVE COUNTY, ARIZONA: U.S. GEOL. SURVEY, OPERN-FILE MAP 75-93...BLACK MOUNTAINS, AND GRAND WASH CLIFFS, MOHAVE COUNTY, ARIZ.: U.S. GEOL. SURV. BULL. 39?, P. /18.-127...BULL. 180, P. 230-238. 6/MALACH, R., 1974, MOHAVE COUNTY, SKETCHES OF THE. EARLY DAYS: KINGMAN, AZ., 142 |  | | Journal (issue) | | 1 2 . . . . . . . • 2 .50 PYRITE. Leadville , Colorado. Xld. group. brilliant. l 34 x l 34 ....... ....collectors in prize was two large mineral specimens Colorado and Michigan carried off top and several books...his account of a collecting Richard M. Pearl of Colorado College, trip underground in the Chief Consoli-...engineer from are active in popularizing the earth Colorado School of Mines at Golden. sciences, were Dr....town is located near the western edge of Morrill County which is in western Nebraska. Flowing south of |  | | Book | | Petrified Forest Trails Arizona Gem Trails and the Colorado Desert of California High Tension (A Biography)...\merica Alabama Alaska Arkansas Arizona California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho...mine dumps sloping steeply down from the shaft or tunnel entrances. On or close to the surface of these...listed by county and community, range and distance. Whenever the collector crosses a county line, he will...of the county he is entering posted alongside the highway. By looking up the state and county, the user |  | | Report (volume) | | a single instance orthoclase (variety known as adularia) has been found associated with albite. The presence...cable tram to a mill on the creek below. A crosscut tunnel 25 feet long penetrates the mineral belt, revealing...GOLD BELT, ALASKA. is considered to be 20 feet. A tunnel close to the water's edge has been driven for 600...thick next to bed rock. From the shore a drainage tunnel 800 feet in length was driven to a point under...employed during the summer of 1903 to drive a 300-foot tunnel starting at the lower part of the basin and crosscutting |
|
