 | | Journal (article/letter/editorial) | | Butte, Montana Minerals, Mines, and History Robert E. Jenkins 6 Columbus Circle Newark, Delaware 19702...recorded from Butte. Specimens of copper sulfides and sulfosalts like bornite, chalcocite, colusite, covellite...rank among the finest in the world. The best of Butte pyrite compares with the best anywhere. Handsome...Handsome specimens of barite, quartz, rhodochrosite, silver, and numerous other species have been found, many...Kelley #2 (rightbackground) mines, Butte, ca. 1965. World Museum of Mining photo. 6 The Mineralogical Record |  | | Journal (issue) | | BUTTE, MONTANA Butte, Montana Minerals, Mines and History The Mineralogical Record Volume 33 • Number...crystal cluster, 3 cm across, From the Leonard mine, Butte, Montana. Frederick H. Pough collection; Jeff Scovil...painted to illustrate “The Story of Montana: The Treasure of Butte Hill and Development of the Great Copper...volume 33, January–February, 2002 Contents Butte, Montana: Minerals, Mines and History By Robert E. Jenkins...Jenkins & Jerry A. Lorengo Ed McDole: “Montana Mineral King” By Richard A. Bideaux What’s new in minerals: |  | | Report (issue) | | 74 GEOLOGY AND ORE DEPOSITS OF THE BUTTE DISTRICT, MONTANA BY \¥ALTER I-IAllVEY vVEED WASHINGTON......................... ~ . . . . Epoch of gold mining ................................................. . . . . . . . . . . . . . . . . Epoch o'f silver mining ........· ......... ·................................. ~.............. Development of copper mining. ~ ..· . . . . . . . . . . . . . . . . . . . ................................... Future of the district .................................. ·......... |  | | Journal (article/letter/editorial) | | Structural Geologic Evolution of the Butte District, Montana Robert A. Houston†,* and John H. Dilles...Bldg., Corvallis, Oregon 97331 Abstract The Butte district contains two porphyry Cu-Mo deposits and the...and folding in southwest Montana. New geologic mapping of the Butte district reveals three distinct episodes...that are limited to the northwest part of the district and synchronous with the eruption of the Lowland...fluid inclusion data indicate that exposures of the Butte Granite, which hosts mineralization, crystallized |  | | Journal (volume) | | Resumption of Activities at the Howell Mine BY WILL C. HIGGINS The Howell Mining Company, of Salt Lake City, is...property in the South Fork The property of the Howell Mining Com of Big Cottonwood canyon, about twentyfive...the great Cardiff mine, its near to the discovery of the property of the Howell Mining Company, of the...-roots. The discovery of the Howell reads al district has been not most like a romance . ed for its...ment and operation , the richest portion of and mining activities were inaugurated in Utah the Big a |
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