 | | Report (volume) | | 4=78 GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO BY JOHN DUER IRVING AND HOWLAND BANCROFT WASHINGTON........................................ Official mining districts........................................................................... Lake City district.................................................................... Ore deposits of Lake City district....................................... The lodes...group........................... Quartz-galena-sphalerite group.............................. Telluride |  | | 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) | | 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...the Ute-Ulay mine, the largest producerof the district, titis assemblagehas been divided into four stages(from...massiverhodochrosite'and Id, late quartz-carbonate-fluorite.On a district-wide scale,the quartz-basemetal assemblage showsa...laterally along the 1-kinlength of the Ute-Hidden Treasure vein systemat the Ute-Ulay mine, from quartzand |  | | Journal (issue) | | talking and showing pictures of "The Minerals of the Colorado Plateau". Joe is an avid collector and is scheduled...and collected at a number of them. He loved the upper Michigan peninsula and talked often of the scenery...Atlantic Mine, Michigan and Dan Johnson of Spring Creek, Nevada. He was inordinately proud of his 12 grandchildren...great grandchildren. His interest in mineral and mining was something that he liked to share with schools...California Mines Aga Mine. Baker, San Bernardino County In January of 2004 the rare CulPb tellurate parakhinite |  | | 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) | | ___________ ____ __ ________ ____ Silver Islet district ___________________ ~_____________________ Cache...County_________________________________________________ Swan Creek district________________________________________...County_______________________________________________ Beaver Creek lead-zinc mine________________________________ Park..._______________________________ American Fork district (Alta area)___________________________ Alpine...____ ___ ______ __________ __ _______ _____ Spring Creek district_______________________________________ |  | | 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...netlaneaiveme beneigs ony Snir » be = Ba and a Creek: oe * Md 8 _ yo ae Ve ja rete: _ |  | | 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...in 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 |  | | 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? . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | target area of 160 hectares (fig. 8). Depth of mining in known deposits range from 31 to 915 m. The geometric...reported, or, in the case of zinc, possibly avoided in mining. Descriptions are commonly incomplete. Nearly all...veins have been a favored target for smallscale mining and can occur in large numbers scattered over a...fact, working the same deposit. On the other hand, mining districts are a legal entity and are not necessarily...and political factors" (Harris, 1984, p. 168). Mining districts are inappropriate because they are usually |  | | Report (issue) | | described in Part A the name, U.S. Bureau of Mines mining district, reference that has the occurrence plotted...of Part B. Al (Alabara Cr.) Gold Rampart district Livengood (11.9, 10.35) approx. 65°35'N, 148°22'W...no further mention of mining or prospecting. About a mile above mouth of creek bedrock is 52 ft deep...mainly Ordovician chert Alaska Gold Fairbanks district MF-413, loc. 42 Livengood (19.2, 1.55) 65°04'N...Gladstone, JupiterMars. Alaska Flyer Gold Fairbanks district MF-413, loc. 17 Livengood (17.95, 0.85) 65°02'N |  | | Report (volume) | | The Wallapai Mining District Cerbat Mountains Mohave County Arizona GEOLOGICAL SURVEY BULLETIN 978-E...978-E The Wallapai Mining District Cerbat Mountains Mohave County Arizona By MCCLELLAND G. DINGS CONTRIBUTIONS...prospects.___________________________________ Hidden Treasure mlne__ ____--___-_-_______-_---_---___-_-___-Keystone...PLATE 18. Geologic map of Wallapai mining district, Mohave County, Ariz_______-_________________-_-___--------___--...section of Tennessee-Schuylkill mine, Wallapai district, through Tennessee and Schuylkill shafts, with |  | | Journal (article/letter/editorial) | | 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, Jeff...September/October: Gold, Mockingbird mine, Mariposa County, California. Collector’s Edge Minerals, Inc., specimen...November/December: Amethyst, Treasure Chest Pocket, Jacksons Crossroads, Wilkes County, Georgia. Lisa Bennett...Bennett specimen, Jeff Scovil photo. A Acanthite, Colorado, 442; Utah, 56 Actinolite, New York, 211 Adamite |  | | Journal (article/letter/editorial) | | former “blue” list. However, upon reflection it is clear that smithsonite is much better suited for inclusion...mineral derived from the supergene oxidation of sphalerite. It is particularly common in the oxide zones... aragonite, dolomite, anglesite, galena, and sphalerite have been reported. Quartz,goethite, pyrolusite...Bozion 1962) and as an alteration product in sphalerite-bearing pegmatites. Only those localities known...been reported from many localities related to the upper oxidized parts of deposits containing primary zinc |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction...hornblende gneiss ____________ _ Quartzite at Coal Creek ________________ _ Igneous rocks _____________________________...Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite |  | | Report (issue) | | Economic Geology of the ·central City District .Gilpin County, Colorado By PAUL K. SIMS, A. A. DRAKE, ]R....Economic geology of the Central City district, Gilpin County, Colorado, by Paul K. Sims, A.A. Drake,. Jr...Central City district, Gilpin County, Colorado. 1963. (Card 2) 1. Geology, Economic-Colorado-Central City...City district. 2. Ore-deposits-Colorado-Central City district. 3. Mines and mineral re. sources-Colorado-Central...sources-Colorado-Central City district. I. Drake, Avery Ala, 1927joint author. II. Tooker, Edwin Wilson, 1923- joint |  | | Journal (article/letter/editorial) | | Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in Central Colorado and...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...Kelley’s Bar and then further upstream at Cache Creek, they found that they were once again too late. |  | | Journal (article/letter/editorial) | | Cruzeiro mine, Minas Gerais, Brazil. Los Angeles County Museum of Natural History specimen, Harold and...Quartz (amethyst), near Badger Creek, north of Coaldale, Fremont County, Colorado. Dave Bunk specimen, Jeff...July/August: Quartz cluster (Herkimer “diamonds’’), Treasure Mountain Diamond mine, near Little Falls, New...SepteniberlOctober: Gold, Smuggler Union mine, Telluride district, Colorado. Colorado School of Mines Museum specimen...mine, San Miguel County, Colorado. Dave Bunk specimen, Ed Raines photo. Acanthite, Colorado, 337, 382 Actinolite |  | | Journal (article/letter/editorial) | | However, if you knew minerals, often there was a hidden treasure in some obscure case’s back comer that you...of the area’s rock shops imported specimens of sphalerite, galena, calcite, dolomite, and chalcopyrite...Library] at 10:26 19 November 2014 State lead-zinc district, several hundred miles to the north; drusy quartz...and such minerals as smithsonite, sphalerite, and dolomite from mining areas further east in the Arkansas...along the highway. While there I bought a 5-inch clear quartz crystal for seventy-five cents and a small |  | | Report (issue) | | an overall guide been written on gold and gold mining of publications have no single report or to...longer district Hulin, respectively. the principal features of each gold-bearing district are described...publications were written on various phases of gold mining. The reports of John Trosk, the first State Geologist...Mineral prepared reports of mine production and gold-mining Bureau, and later now the California Division...The California Mining in 1880, gold-mining operations; the and Geology and the County a number of |  | | Journal (article/letter/editorial) | | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection, photographer...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper. Nearly 100...from the Leadville district, with another 50 million pounds mined in San Juan County (Henderson 1926).... During the twentieth century, the Gilman district surpassed Leadville in total copper production with |  | | Report (volume) | | REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING.................../................:. Methods of mining and treatment of ores....-....--. ...... ...........-............--.-.. 178 Placer Gulch and Treasure Mountain group of lodes.............................................................. 181 Hidden Treasure, Pride of the Eockies, etc........................ .................... 188 Lodes of Henson Creek ...................... ......... ..... ........ |  | | Report (issue) | | description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |  | | Report (issue) | | GEORGETOWN QlJADRANGLE (TOGETHER 'VITH THE EMPIRE DISTRICT) COLORADo· BY JOSIAH E. SPURR AND GEORGE H...................._.......... . Distribution in Colorado ................................................. 98 Character of veins between Georgetown and Empire. 98 The Georgetown quadrangle a part of a larger...Boulder County.............. . . . . . . . . . . . ......... . ....... . 103 Ores in Gilpin County ............................... . 103 Orcs in Clear Creek County ............................ . 103 Ores from |  | | Report (issue) | | LOGY AND GOLD DEPOSITS OF THE CRIPPLE CREEK DISTRICT, COLORADO BY \V ALDEl\;IAR LINDGREN A:'\D FREDERIC... . . . . . . . First geological survey of the district .............................. _• . . . . . ..................... Geological structure of the district ............... _................... __ .. _....Cripple Creek granite ... ----.-----------------.----- _____________ . _. __ ... __ •.. Spring Creek granite..._____________ ........ . 100 Petrology of the district ______________ . _______________________________________________ |
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