 | | Report (issue) | | I GEOLOGY AND ORE DEPOSITS OF THE KLONDIKE RIDGE AREA, COLORADO by J. D. Vogel U. S. Geological Survey...Geology--continued Stratigraphy--continued Mesozoic--con tinued San Rafael group ................... 2.S Entrada sandstone...->|^';u:-r;S ^;;&:v;-'t./' ;".; £to$%."V'^W: Barite and calcite. . :.:v».;;;../-.;v;«,;;.f:« ..^^£££^$i.£ ioH ...»;V;» ;^ :-«.- '.''.- . ;-' »^ *4i*' s *.^,* Hidden Treasure < .;' ?& »?;; «A ''»" J- ': - ' . Wallrock...*«¥ Mineralogy and jlaragenesiSK* 4 I 3 Hidden Treasure f3?deposit^* .^ »^ S;>^-| 7' ","s Sulf ide |  | | Journal (article/letter/editorial) | | Tourmaline on quartz, Cruzeiro mine, Minas Gerais, Brazil. Los Angeles County Museum of Natural History specimen...Erica Van Pelt photo. MarcWApril: Beryl and calcite, La Pita mine, Maripi Boyacii, Columbia. Cal Graeber,...near Badger Creek, north of Coaldale, Fremont County, Colorado. Dave Bunk specimen, Jeff Scovil photo. July/August:...Quartz cluster (Herkimer “diamonds’’), Treasure Mountain Diamond mine, near Little Falls, New York. Uli Bahmann...SepteniberlOctober: Gold, Smuggler Union mine, Telluride district, Colorado. Colorado School of Mines Museum specimen |  | | Journal (issue) | | talking and showing pictures of "The Minerals of the Colorado Plateau". Joe is an avid collector and is scheduled...Wisniewski of Wendell, Idaho, Jim Johnson of Atlantic Mine, Michigan and Dan Johnson of Spring Creek, Nevada...great grandchildren. His interest in mineral and mining was something that he liked to share with schools...in the first anthropology class to graduate from San Diego State University. Following graduation, Jerry...occurrences. California Mines Aga Mine. Baker, San Bernardino County In January of 2004 the rare CulPb |  | | Journal (article/letter/editorial) | | MultistageVein Ores of the Lake City District, Western San Juan Mountains,Colorado John,• F. SL^CK U.S. Geological...vein ores of the Lake City district, in the western San Juan Mountains, Colorado,have producedapproximately$12...pyroxmangite,calcite,sericite,and fluorite. At the Ute-Ulay mine, the largest producerof the district, titis...massiverhodochrosite'and Id, late quartz-carbonate-fluorite.On a district-wide scale,the quartz-basemetal assemblage showsa...the 1-kinlength of the Ute-Hidden Treasure vein systemat the Ute-Ulay mine, from quartzand sulfidesat |  | | Report (issue) | | . . . . . . . . . . . . . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. .... . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | International University] at 22:16 23 December 2014 Gold mining is not romantic, it is dirty, and it is very hard...played out on a daily basis in opening the Colorado mining frontier, however, are very much the stuff...generation had seen an Colorado showing the Colorado mineral belt and the location of the mining districts discussed...1940; Elliot West 1997, verbal com.). scope of this mining economy. There simply was no other ecoThe initial...of 1858 were nomic force to compare with that of mining during the first all made along streams on the |  | | Report (issue) | | Selected Mining Districts of Utah by Carl L. Ege Headframe of Centennial Eureka mine, Tintic mining district... . . . . . . . . . . . . . . .1 What is a mining district? . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . .1 How many mining districts are there in Utah and are they still...mineral resources are mined in Utah’s most productive mining districts . . . . . . . . . . . . . . . . . . ...most common types of ore deposits found in Utah’s mining districts? . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | Photographs January/February: Chalcopyrite on quartz, La Mine de Giraud, La Gardette, Bourg d’Oisan, Isère, France...Herkimer Diamond Mines, Inc., New port, Herkimer County, New York. Jeffrey B. Fast specimen and photo....cleavelandite, 49er Pocket, Oceanview mine, Pala district, San Diego County, California. Bill Larson specimen...photo. September/October: Gold, Mockingbird mine, Mariposa County, California. Collector’s Edge Minerals,...November/December: Amethyst, Treasure Chest Pocket, Jacksons Crossroads, Wilkes County, Georgia. Lisa Bennett |  | | Report (volume) | | 4=78 GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO BY JOHN DUER IRVING AND HOWLAND BANCROFT WASHINGTON........................................ Official mining districts....................................................................................... San Juan Mountains.....................................eruptions.............................................. San Juan tuff............................................................................. Lake City district.............................................. |  | | Report (issue) | | California, embraced in an area bordering Colorado Eiver in San Bernardino, Riverside, and Imperial counties...California extend from the mouth of Whipple Wash on Colorado River southward to the eastern part of the Chocolate...Whipple Wash; the Red Cross and Hidden Treasure groups, in the Monumental district of the Whipple Mountains;...Tolbard, and Curley M. groups, in the Paymaster district of the Chocolate Mountains. Most of these deposits...in the Ironwood district, however, has long been known, and attempts were made to mine it prior to 1917 |  | | 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...enter must be obtained to prevent trespass. Old mine workings are dangerous and entering underground |  | | Report (volume) | | THE ! UNCOMPAHGRE PRIMITIVE AREA, "OT TTHWESTERN COLORADO - c-t SURVEY BULLETIN 1391-E Mineral Resources...the Uncompahgre Primitive Area, San Juan Mountains, Southwestern Colorado By T. A. STEVEN, P. W. LIPMAN...the Uncompahgre primitive area, San Juan Mountains, southwestern Colorado. (Studies related to wilderness...19.3-.1391-E 1. Mines and mineral resources Colorado San Juan Mountains. I. Steven, Thomas August, 1917-...Uncorhpahgre Primitive Area, San Juan Mountains, southwestern Colorado, and some adjoining national forest |  | | Journal (article/letter/editorial) | | JANUARY-FEBRUARY,1967 SILVER-BEARING BLACK MINING D. F. HEWETT CALCITE DISTRICTS AND A. IN 1 WESTERN .... Tybo district, Nye County,Nevada ................................... Pioche, Lincoln County, Nevada............ Ophir district, Tooele County,Utah .................................. San Franciscodistrict...Franciscodistrict,Beaver County,Utah ........................... Tombstonedistrict, CochiseCounty, Arizona ............................. Lake Valley, Sierra County,New Mexico ............................. Review ....... |  | | Book | | URANIUM GUIDEBOOK FOR THE PARADOX BASIN, UTAH AND COLORADO TABLE OF CONTENTS Page THE PARADOX BASIN OVERVIEW...AND MINING AREAS SLICK ROCK DISTRICT GYPSUM VALLEY DISTRICT BULL CANYON DISTRICT URAVAN DISTRICT GATEWAY...GATEWAY DISTRICT (EASTERN GATEWAY AREA) MC ELMO CREEK DRAINAGE AREA LA SAL CREEK AREA PARADOX DISTRICT BEAVER...VALLEY (BIG INDIAN) DISTRICT MOAB DISTRICT GREEN RIVER DISTRICT THOMPSONS DISTRICT INTER-RIVER REGION...REGION DRY VALLEY DISTRICT COTTONWOOD AND BUTLER WASH AREAS MONTEZUMA CANYON DISTRICT SEVEN-MILE CANYON |  | | Report (issue) | | ___________ ____ __ ________ ____ Silver Islet district ___________________ ~_____________________ Cache..._______________________________ American Fork district (Alta area)___________________________ Alpine...______ Redmond district __________________________________ _:________ Millard County _______________...__ _________ _____ _________ _____ __ _____ _ __ San Francisco district_ _ _______ _______ _____ __ __...Map showing oxidized ziuc deposits of the Tintic district, Juab and Utah Counties. 3. Map showing oxidized |  | | Journal (article/letter/editorial) | | Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in Central Colorado and...and the San Juans Downloaded by [University of Connecticut] at 06:58 11 October 2014 ED RAINES F.R.S....Inc. 1441 W. Forty-sixth Avenue Suite 14 Denver, Colorado 80211-2338 P art one of this article (July/August...of gold in Colorado and the mining history and geology/mineralogy of the Front Range mining districts...and California Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis |  | | Book (volume) | | SOUTHWEST TREASURE HUNTER’S < KATHY J. RYGLE & STEPHEN FE PEDERSEN Preface by Antoinette Matlins, PG...(Higher Outside the U.S.) Where & How to Hunt for Treasure From rubies, opals and gold to emeralds, diamonds...diamonds and aquamarine, four-book Treasure each regional Hunter’s volume Gem in the and Mineral...Family fun! SAO. O78) Til 40Hi Va. 2 The Treasure hunter's gem mineral guides to the . & Who Should...vacation stops at a roadside “dig your own” gem mine. Junior finds a sapphire the size of a peach and |  | | Report (volume) | | BLACK MOUNTAINS, AND.GRAND WASH CLIFFS MOHAVE COUNTY, ARIZOiNA BY F. C. SCHRADER WASHINGTON GOVERNMENT...Physiographic features_____________________________ 17 Colorado Plateau_______________________ Great Basin province__________...Mountains ______________________ Black Mountains, or Colorado Range____________ Eldorado Range____________________________...__ .___ 44 Mining districts._____________ ______.____ ___ 45 Production of Mohave County._____________...Introduction _______________________________ 49 Chloride district-______________________________ 51 I vocation ______________ |  | | Report (issue) | | COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEOqGE, State Geologi.t BULLETIN 22 MINERAL DEPOSITS OF THE...oozi5137 EAME"S BROS, STATE PRINTERS FOR COLORADO DENVER. COLORADO GEOLOGICAL B O A R D His Excellency...Shoup George Norlin Governor of Colorado President University of Colorado Victor C. Aldersox.. Charles...TRANSMITTAL State Geological Survey, Uxiversity of Colorado, October 28, 1920. Governor Oliver H. Shoup. Chairman...honor to transmit herewith Bulletin 22 of the Colorado Geological Survey. Very respectfully, R. D. George |  | | Journal (article/letter/editorial) | | Minerals from the hidden t re a s u re and other mines in the ophir district T O O E L E C O U N T...soon afterward the Ophir mining district was organized. The Hidden Treasure, Chicago, and Sacramento...the most famous mines in the early days of Utah mining (Gilluly 1932), producing many millions of dollars...the district until 1972, when the Ophir Hill Consolidated mine closed. The Hidden Treasure mine lies...years, the mines in the Ophir district, especially the Hidden Treasure, have been among the more prolific |  | | Journal (article/letter/editorial) | | Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 PART 1 Downloaded...Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 A Historical...Historical Overview of t h e District and the Smuggler Union and Associated Mines and Veins of Marshall Basin... Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 n 1875 Co\orado was still a territory awaiting...Soptemberl0ctob.r 2000 319 Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October |  | Bove, Dana J., Hon, Ken, Budding, Karin E., Slack, John F., Snee, Lawrence W., Yeoman, Ross A. (2001) Geochronology and geology of late Oligocene through Miocene volcanism and mineralization in the western San Juan Mountains, Colorado. Professional Paper 1642. US Geological Survey doi:10.3133/pp1642 | Report (issue) | | Volcanism and Mineralization in the Western San Juan Mountains, Colorado U.S. Geological Survey Professional...Volcanism and Mineralization in the Western San Juan Mountains, Colorado By Dana J. Bove, Ken Hon, Karin E. Budding...volcanism and mineralization in the western San Juan Mountains, Colorado / by Dana J. Bove ... [et al.]. p. cm.... 3. Geology—San Juan Mountains (Colo. and N.M.). 4. Geology—Colorado. 5. Volcanism—San Juan Mountains... Figures 1. 2. 3. 4. Map of the San Juan volcanic field, Colorado, showing location of Oligocene calderas |  | | Report (issue) | | Photo on title page: Lake Fork valley from Frazer mine, Twining Fairview Mountain at right NEW MEXICO...Director A Division of New Mexico Institute of Mining and Technology Stirling A. Colgate, President ...110 RIO HONDO DISTRICT 110 Geology, mineralization, production 111 RED RIVER DISTRICT 111 General geology...Questa mine 119 ELIZABETHTOWN-BALDY DISTRICT 120 Hematite Creek district 121 West Moreno district 121 Elizabethtown-Baldy...Mexico and Colorado 5—Modal analyses of Tertiary granites 6—Chemical analyses of Questa mine stock 7—Correlation |  | | Report (volume) | | Resources of the Wilson Mountains Primitive Area, Colorado By CALVIN S. BROMFIELD, U.S. GEOLOGICAL SURVEY...Wilson Mountains Primitive Area and vicinity, Colorado. This bulletin is one of a series of similar reports...___________________________________ Trout Lake mining district________.._____________-___-----_San Bernardo...prospects______________________-____-----------Mount Wilson mining district________-----------_-_-_------Silver Pick...area.___._________________---_--__-_Morning Star mine.____________________-_---_----Magpie mine______ |  | | Journal (article/letter/editorial) | | August 2013 BARBARA L. MUNTYAN P.O. Box 495 Ouray, Colorado 8 I427 hodochrosite, a manganese carbonate with...botryoids at San Luis, Argentina. Rhodochrosite has also been found in many localities in Colorado, particularly...particularly in the mines of the San luan Mountains in the southwestern part of the state. It occurs in colors...it i s one of the most recognized and coveted Colorado minerals. partiY DO e the presence of a mix...occurs in significant amounts in many mining districts of the Colorado mineral belt, a large, elongated, |
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