 | | Report (volume) | | ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological 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 that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Journal (issue) | | to preserve and promote the unique geologic and mining heritage of Wisconsin while underscoring the importance...of finely powdered obsidian rock obtained from Clear Lake in Oregon. It is used to validate the methods...abandoned mine sites in the mountains of central Colorado. A unit of SRM 2780a consists of approximately...interesting find is still not fully researched, it is clear that government-supplied standards of minerals and...history are welcomed additions to my “mineral and mining memorabilia” collection. If you have some of these |  | | 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...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |  | | Report (issue) | | deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent feature...86 percent of the districts in Nova Scotia. Chalcopyrite was "very minor" in the Mother Lode (Knopf,...Victoria (Junner, 1921). Hotz (1971) reports that chalcopyrite was uncommon in deposits of this type in the...statements found in the literature for an area or district do not differentiate between mineral abundance...tracked data on pyrite, arsenopyrite, galena, chalcopyrite, sphalerite, pyrrhotite, stibnite, galena, calcopyrite |  | | Journal (issue) | | fairly common mineral that is often found in the upper, weathered portions, of base metal sulfide deposits...at Silver Reef in southwestern Utah’s Washington County (figure 1) is a very unique occurrence. The high-grade...the Sevier Orogeny from about 140 Ma to 60 Ma, (upper Jurassic of the Mesozoic Era to the Paleocene of...City cuts right through the middle of the Mining District. (Continued on page 2) The Moravian Territorial...km2), but with a rich and world- famous history of mining and associated mineralogy. In the city of Brno |  | | 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 |  | | Book (volume) | | the United States Published by Hobbit Press 2435 Union Road St. Louis, Missouri 63125 December, 1996 ii..............................................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 |  | | Book (volume) | | the United States Published by Hobbit Press 2435 Union Road St. Louis, Missouri 63125 December, 1996 ii..............................................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 |  | | Journal (article/letter/editorial) | | Sphalerite and calcite, 5 cm across, Denton mine, Hardin County. Ross Lillie specimen. +!.+!+%% 34!2+ +./8 ...2 (below). Fluorite, chalcopyrite, and sphalerite, 12.7 cm high, Hardin County. Marv Rausch specimen...outwash deposits. The Illinois-Kentucky fluorspar district in the extreme southeast corner of the state has...of the Upper Mississippi Valley zinc-lead district. This area has been an active mining district from about...the 1970s. Although the Wisconsin portion of the district has eclipsed the Illinois portion in the number |  | | Journal (article/letter/editorial) | | secondary phosphate minerals. Although some pegmatite mining for feldspar still continues (Jacobson 1994). the...which has operated for more than 120 years, most mining in the area peaked in the late 1800s and early...and fewer chances to obtain any. However, some mining, mineral exploration, and mineral collecting continues...FiridofGt~rnSphultirite ut IIIP Bulinut Zinc Mine, St. Luwrence County, tditor of NPW b r k ” unrl iipptwwl in the No~~er...additions. Mlneral Index by Counties Brule County Elm Creek, IS mi. S. of Chamberlain, near junction with |  | | Report (issue) | | Fentress Mine 34 Prices 8 Mining Methc:xis 9 Rudisil Mine 34 OJ:>en-Pit Mining 9 St. Catherine Mine...35 Underground Mining 9 Capps Mine 35 9 Kings Mountain Belt 38 Placer Mining ~ Charlotte Belt...Crowders Mountain Mine 40 Refractory Ores 12 wng Creek Mine 40 Ores Containing Free Gold 13 Shuford...NORTH CAROLINA 14 Sprouse Mine 42 History of Mining 14 Vein Mountain Mine 42 Proouction 16 Marion...prices, 1975-1991 4. Aerial view of Homestake Mining Company's Mclaughlin Mine, California 8 9 5. |  | | Journal (issue) | | (rightbackground) mines, Butte, ca. 1965. World Museum of Mining photo. 6 The Mineralogical Record, volume 33...heard the term “vug hole.” The ground in the Butte mining camp, especially in the Kelley mine, was just full...history as well as minerals, the World Museum of Mining is also located in Butte, at the site of the old...only comprehensive mineralogical study of the district. This work is as valuable today as it was 37 years...the northeast. The area is drained by Silver Bow Creek, which flows west into the Warm Springs Ponds where |  | | Book (edition) | | Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones Collection...used mining districts as part of the locality description. These political and geographic district names...with a more descriptive term, metallic mineral district. This term shows the geochemical and mineralogical...reader to learn more about the geology of the district and to possibly predict the minerals that could...districts. Where possible, the metallic mineral district for each mineral locality is given for the mineral |  | Anderson, Eric D., Atkinson, William W., Marsh, Timothy, Iriondo, Alexander (2009) Geology and geochemistry of the Mammoth breccia pipe, Copper Creek mining district, southeastern Arizona: evidence for a magmatic–hydrothermal origin. Mineralium Deposita, 44 (2) doi:10.1007/s00126-008-0206-2 | Journal (article/letter/editorial) | | geochemistry of the Mammoth breccia pipe, Copper Creek mining district, southeastern Arizona: evidence for a m...Anderson & William W. Atkinson Jr. & Timothy Marsh & Alexander Iriondo Received: 16 February 2007 / Accepted:...Springer-Verlag 2008 Abstract The Copper Creek mining district, southeastern Arizona, contains more than...veins. The breccia pipes are hosted by the Copper Creek Granodiorite and the Glory Hole volcanic rocks....angular clasts of granodiorite cemented by quartz, chalcopyrite, bornite, anhydrite, and calcite. Biotite 40Ar/39Ar |  | | Report (issue) | | detailed investigations of single ore deposits, or of mining districts, to large-scale regional syntheses,...stratiform zinc-lead-barium deposits, Red Dog Creek and Drenchwater Creek areas, northwestern Brooks Range, Alaska...stratiform zinc-lead-barium deposits, Red Dog Creek and Drenchwater Creek areas, northwestern Brooks Range, Alaska...responsible for gold deposition, Alleghany district, Sierra County, California, 26 McMillan, W. J., and Johan...geochemistry, geology and genesis of the Guichon Creek batholith in British Columbia, Canada, as it relates |  | | Book (volume) | | the United States Published by Hobbit Press 2435 Union Road St. Louis, Missouri 63125 first printing December..............................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map |  | | 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 (volume) | | so successful. Allis-Chalmers Manufacturing Co. Mining Machinery Dept. OFFICES For Canadian MILWAUKEE...service from Superior Jaw Crusher Worthington mining equipment the from the standpoint of first cost...most wear, Worthington meets the needs of the mining industries with a complete line of products, from...Mills PUMPS, COMPRESSORS, OIL AND GAS ENGINES, MINING AND SMELTING MACHINERY CTON JOHN D. RYAN, ...OF THE BOARD OF DIRECTORS OF THE ANACONDA COPPER MINING Co., WHOSE BUTTE MlNES YIELD 10% OF THE |  | | Report (volume) | | 50. II. Tertiary History of the G-rand Caiion District, with atlas, by Clarence E. Dutton, Capt. U. S... Geology of the Comstocls Lode and the Washoe District, with atlas, by George F. Becker. 1882. 4°. xv...of 21 sheets folio. Price $11.00. IV. Conistock Mining and Miners, by Eliot Lord. 1883. 4°. xiv, 451 pp...Price $1.20. VIII. Paleontology of the Eureka District, by Charles Doolittle Walcott. 1884. 4°. xiii... Price $1.75. XII. Geology and Mining Industry of Leadville, Colorado, with atlas, by Samuel Franklin |  | | Report (issue) | | high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin Zinn; photo Jeff Scovil...International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...Lapis International, LLC East Hampton, Connecticut USA Collection 'Alan Table of Contents What Is Gold...First Gold Rush: Gold Fever in the Southeastern USA . . . . . . . .P. 16 R. Chris Tacker California and.... . . . . . . . . .P. 86 Ed Raines Colorado Gold-Gold in Colorado . . . . . . . . . . . . . . . . . |  | | 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 (volume) | | Deposits Of the Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and FRANK BAKER...of the general geology and ore deposits of the district which forms the northwestern part of the important...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...PLATE 3. Map of the Lawson-Dumont-Fall River district, showing location of mines and distribution of |  | | Book | | 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... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |  | | Report (edition) | | 2 Uses 3 Mining Methods and Recovery 3 Gold in North Carolina 5 History of Mining 5 Production...mine in 1896 Figure 2. Barringer Mine, Stanly County site of the first gold lode to be worked in North...photo 1972 6 Figure 3. Cotton Patch Mine, Stanly County 11 Figure 4. North Carolina's major gold-producing...Figure 6. Operations of the Norlina Mining Company, Wood, Franklin County, about 1935 14 Figure 7. Plant...Plant construction by the Norlina Mining Company in 1935 to process ore from the Portis and White House |  | | Report (volume) | | Monographs, no. 67. New York. American Geophysical Union: Transactions, 14th and 15th Annual Meetings. Washington...Washington, D. C. American Institute of Mining and Metallurgical Engineers: Contributions, nos. 1-74;...Section of Bulletin, 1933, 1934. New York. See also Mining and Metallurgy. American Journal of Science, 5th...Canadian Institute of Mining and Metallurgy: Transactions, vols. 35, 36; Canadian Mining and Metallurgical...special no. 11 (nos. 1-6). Ottawa, Ontario. Canadian Mining Journal, vols. 54, 55. Gardenvale, Quebec. Carnegie |
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