 | | Journal (article/letter/editorial) | | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper....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 |  | | Journal (article/letter/editorial) | | Show Figure I (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals...Figure 2 (right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen...C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John R...Park City, Utah; Washington State; and numerous Colorado localities. Pyrite crystallizes in the isometric...Pyrite is the most common sulfide mineral found in Colorado; it is found in a wide variety of occurrences |  | | Journal (issue) | | R. Vochten & G. Brizzi The Alice Glory Hole, Clear Creek County, Colorado .............................M. Kohler & L. Minnaar Garnet Hill, White Pine County, Nevada .........................................from the Foote mine, North Carolina by J. S. White & J. E. Nelen 203 An unusual quartz crystal from Zaire...(1 inch) on antlerite crystals from the Southwest mine, Bisbee, Arizona. For more information on this recent...85745 CALL FOR PAPERS: FM COLORADO CHAPTER SYMPOSIUM, AUGUST 1988 The Colorado Chapter of the Friends of |  | | 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 |  | | Journal (article/letter/editorial) | | University] at 05:52 29 January 2015 FRENCH CREEK IRON MINE, CHESTER COUNTY, PENNSYLVANIA M any minerals described...ore mineral of copper. Fortunately for both the mining industry and the collector, chalcopyrite forms...specimens. One such locality is the French Creek iron mine, Chester County, Pennsylvania, an occurrence worthy...throughout the world in diverse locales such as the Colorado Rockies, the Peruvian and Bolivian Andes, and...classic example of chalcopyrite from French Creek, Chester County, Pennsylvania. The 10-cm-wide specimen has |  | | Journal (article/letter/editorial) | | Newfoundland] at 12:22 30 January 2015 MURRAY MINE, ELK0 COUNTY, NEVADA A ntimony is an interesting metal...produced as a byproduct from many localities where mining of base metals has occurred. As a primary commodity...specimen from this source, the Murray gold mine in Elk0 County, Nevada, has been nominated as this issue’s...calcite, ankerite, barite, opaline or calcedonic quartz, and the alteration products mentioned above. Stibnite...1951); Loudville, Hampshire County, Massachusetts; Fritz Island, Berks County, Pennsylvania (Gordon 1922); |  | | Journal (article/letter/editorial) | | Although Colorado may be most noted for rhodochrosite or amazonite, the many varieties and associations...associations of quartz found throughout the state rank it as one of the premier worldwide localities for that...a k e w o o d , Colorado 80225 DIANNE L. K I L E 333 S a l e m Street Aurora, Colorado 80011 C O L O...for about 750 known mineral species.* Of these, quartz is one of the most desirable from a collector's...to Minerals of Colorado: A 100-Year Record (Eckel, 1961). 374 ROCKS & MINERALS Quartz was a familiar |  | | 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...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN |  | | 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? ...................................... Famous mineral localities: the Home Sweet Home mine ..................................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...AMAZONITE with smoky quartz, 10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar |  | | Journal (article/letter/editorial) | | CLASSIC COLORADO PORTFOLIO MINERALS: BARBARA L . MUNTYAN 6978 Mapiti Court Boulder, Colorado 80301 COLORADO...COLORADO IS ONE OF THE MOST HIGHL Y MINERALIZED states in the Union. Not only is it known for the variety...found in Colorado occur in extraordinarily large and beautiful crystals. Some of the best Colorado specimens...rather common species from a number of famous Colorado locales. There were literally dozens of other...Shares of Colorado. Figure 1 (left): Hematite after siderite, quartz, Lake George, Park County, Colorado |  | | Journal (issue) | | - - - - - - - - - - - Mineral Collections 1n Colorado A Supplement to The Mineralogical Record November-December...at www.MineralogicalRecord.com Frontcover Smoky quartz with amazonite, 11.8 cm, from the "Smithsonian..."Smithsonian packet," Smoky Hawk claim, Florissant, Colorado. Collected in 2008; Dorris Family collection; Jeff Scovi...certificates for mines in the Cripple Creek District, Colorado, in 1898 and 1901. Sponsorship: This special...Collecting in Colorado The Collections: Mel & Pam Bersch Ryan Bowling Ralph Clark Colorado School of Mines |  | | Book | | AFRICA widely in Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely |
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