 | | Report (volume) |
| it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut............Prof. George H. Perkins, Burlington. Virginia...........Dr. Thomas L. Watson, Charlottesville |
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| ............................................. Colorado........................................................................................ 102 District of Columbia .................................................................................. Idaho................................................................................................ Virginia......................................................................................... West Virginia.............................................. |
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| ...........................................59 Colorado ...........................................................................................160 Idaho ............................................................................................499 Virginia .....................................................................................525 West Virginia ...............................................................548 Table of Maps Page Alabama County Map .......................................... |
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| 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 |
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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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| ...........................................47 Colorado ...........................................................................................139 Idaho.............................................................................................408 Virginia .....................................................................................429 West Virginia ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good |
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| ...........................................47 Colorado ...........................................................................................139 Idaho.............................................................................................408 Virginia .....................................................................................431 West Virginia ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good |
 | | Book (edition) |
| YEAR 1687"—DAVID T. DAY, CHIEF OF THE DIVISION OF MINING STATISTICS AND TECHNOLOGY WASHINGTON GOVERNMENT...and consump tion, or better and cheaper means of mining, extraction, and convey ance to market, may in...correspondence has been carried on with geologists, mining engineers, and other local authorities, and various...thickness; mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted...south prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles |
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| Denver to Idaho Springs, Colorado U.S. GEOLOGICAL SURVEY CIRCULAR 1097 Cover: View of Clear Creek Canyon...Mountain. Railroad tracks are visible alongside the creek. Photograph by L. C. McClure, Denver Public Library...Remediation in the Area from Denver to Idaho Springs, Colorado Edited by K.C. Stewart and R.C. Severson...Thomas Kohnen Geoffrey S. Plumlee Richard B. Tripp Colorado School of Mines Ronald R. Cohen John C. Emerick...Ronald W. Klusman Thomas R. Wildeman Colorado School of Mines Colorado Department of Transportation Denver |
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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 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 |
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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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| 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 -- |
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| Deposits Of the Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and FRANK BAKER...of the district which forms the northwestern part of the important Central City-Idaho Springs mineralized...metal content of the veins______________________ Pyrite veins_______________________________________________...section of the Lawson-Dumont-Fall River district, Clear County, Colo. 2. ~ap showing major faults (veins)...(veins) of the Lawson-DumontFall River district projected to a horizontal plane having an elevation of 8 |
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| (1951); see the annotated bibliography, sulfur and pyrite general reference 1. 1 deposits or districts...The index map shows the locations of sulfur and pyrite deposits in the United States and Alaska, and also...EXPLANATION OF ANNOTATED BIBLIOGRAPHY AND INDEX MAF 1. Pyrite and marcasite deposits, some containing other recoverable...have produ,:ed pyrites. A considerable number of pyrite mines and coal mines that produced pyrites prior...acid manufacture. For that reason, mines whose pyrite production ceased prior to Jan. 1, 1925 are distinguished |
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| 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 |
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| geographic coordinates and, where applicable, by county and section, township, and range. Both published...magnetite orebodies. i amounts of cobaltiferous pyrite. These contain minor The Cornwall and Grace mines...in separate ore shoots. In the Blackbird district (Idaho), the amount of copper present is greater...bismuth, and nickel are present. The Blackhawk district (New Mexico), is a silver- 1 cobalt-nickel type...in the Appalachians, are valuable mainly for the pyrite or pyrrhotite they contain,as they are mined primarily |
 | | Journal (article/letter/editorial) |
| Cu)16(As,Sb)2S11. Pseudomorphs of stephanite, silver, pyrite, and marcasite after polybasite have been reported...of the more interesting Colorado occurrences include mines of Clear Creek County, particularly in the Georgetown...American Sisters, and Colorado Central mines; elsewhere in Clear Creek County crystals and masses to...other silver minerals in mines of the Rico district, Dolores County, where it has been found as small hexagonal...Eagle County. The famous silver vein system exploited in the Bulldog mine at Creede, Mineral County, produced |
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| organization is carrying on for the direct advancement of mining interests throughout the country than can readily........ 932 Hague, A.; Weed, National Park; no mining W. H.; . Iddings, permitted. J.P. Lindgren, W.... No. 38. Economic geology of the Bingharn mining district, Utah, by J. M. Boutwell, Arthur Keith, and...Tonopah mining district, Nevada, by J. E. Spurr. No. 43. Copper deposits of Clifton-Morenei district, Arizona...Ulrich. * Folios: No. 120. Silverton quadrangle, Colorado, by Whitman Cross, Ernest Howe, and F. L. Ransome |
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| 5.95 and quickly informative.”— “Practical Virginia Kirkus RANGE GUIDE TO MINES AND MINERALS A by...stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern '‘Schoolmarm” Mining Camps of the Old West I I a s I \ h K |
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| Economic Geology of the Idaho Springs District Clear Creek and Gilpin Counties, Colorado GEOLOGICAL (=) I...Geology of the Idaho Springs District Clear Creek and -i ;i ?i Gilpin Counties, Colorado By ROBERT H. MOENCH...___________ Mines and prospects in the Idaho Springs district ________________ Previous studies.____...the veins____-_-_-__________.___________________ Pyrite veins ______________________________________________...sequence of primary vein minerals ____________________ Pyrite stage_______________r ______________________________ |
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| claims_______________________________________ Pinal County _________________________ ------- ______ -----__..._____ ----------------------------__ Santa Cruz CountY---------------------------------------Santo Ni:iio...____ Yavapai CountY----------------------------------------------Copper Basin district _______ ------...-------------------------------------Calaveras CountY----------------------------------------White Horse...Horse claims, by H. K. Stager_ _____ El Dorado CountY---------------------------------------Consumnes |
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| beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...outcropsRose Quartz; S along US 385 for 32 mi. to Hot Springs in Fall River Co., all regional side rds., look |
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| United States by Bookcrafters, Fredericksburg, Virginia. PREFACE The end of 1994 marked the close of...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 |
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| Smith. Director Professional Paper 138 MINING IN COLORADO A HISTORY OF DISCOVERY, DEVELOPMENT AND PRODUCTJON...location, area, and organization of the mining counties of Colorado _________________________ _ Adams County_-..._____________________ _ Alamosa County __________________________ _ Arapahoe County _________________________...Archuleta County _________________________ _ Baca CountY-----------------------------Boulder CountY------...CountY----------------------~----Chaffee County _____________________·______ _ Clear Creek County _______________________ |
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| Marcasite, Pyrite, Selenite and Sphalerite. A few alluvial Diamonds have been found. ASHTABULA COUNTY CONNEAUT...CLERMONT COUNTY MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON...deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia, Bedford, Jackson, Jefferson...Keene, Mill Creek and Tuscarawas, as hard dark gray to black nodules⎯flint. CUYAHOGA COUNTY CHAGRIN FALLS... DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay, as clusters and nodules⎯Pyrite (crystals |
