 | | Report (issue) | | ECONOMIC GEOLOGY OF THE REGION AROUND MULLAN, IDAHO, AND SALTESE, MONTANA. By F. C. CALKINS and E. L...30' and 116° W. and embracing parts of northern Idaho and northwestern Montana. This unit in the regular...developments in a part of the Cceur d'Alene mining district. About a month was accordingly devoted to this...in the study of mines and prospects near Mullan, Idaho, but included a cursory visit to several prospects...Saltese, Mont., which has long been the scene of mining exploration but in which no steadily productive |  | | Report (volume) | | ........... Copper deposits of the White Mesa district, Ariz., by J. M. Hill............ Survey publications...ZINC: Economic geology of the region around Mullan, Idaho, and Saltese, Mont., by F. C. Calkins and E. L....the Dome district, Idaho, by J. B. Umpleby.... The Yellow Pine mining district, Clark County, Nev., by...sulphate in the Carrizo Plain, San Luis Obispo County, Cal., by U.S. Gale............................................. 428 Borate deposits in Ventura County, Cal., by H. S. Gale.................. 434 Potash |  | | Report (issue) | | Mineral Deposits of the Mountain Pass District San Bernardino County California GEOLOGICAL SURVEY PROFESSIONAL...Mineral Deposits of the Mountain Pass District San Bernardino County California By J. C. OLSON, D. R. SHAWE...PROFESSIONAL PAPER 261 A geologic study of the district and its rare-earth-bear ing carbonate rocks. One...HEWETT The region near Mountain Pass, San Bernardino County, Calif., has been the scene of at least three cycles...In 1854 lead ore was found in the Yellow Pine district (Potosi area) on the west slope of the Spring |  | | Book (volume) | | been an indefatigable researcher and collector of mining history. Among his specialties may be mentioned...Ogdensburg, New Jersey, and his intense interest in mining history led him to purchase the mine in order to...a story to tell concerning Maine's minerals and mining history. The ranks of invited contributors have...greater variety of minerals are found in Oxford County, alone, than anywhere else on Earth of comparable...than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last, Kola Peninsula, Russia, has |  | | Book (edition) | | eeabee ‘ ee eta Mitr st er hed Co eee86 nr pee eae PISS PST REA Rk Bikte St af! ‘ef i ah : a fe...and H. W. Fairbairn (1962B) 9-3: Engineering and Mining Journal (Anonymous, 1961) 9-4: Canadian Geological...field work on the Iron Hill complex of Gunnison County, Colorado, in 1912-1913. Although his final results...the Kaluwe carbonatite (concordant) in the Feira district, Northern Rhodesia. 2. Swarms of carbonatite...Tanganyika. b. In generally unaltered rocks: Ravalli County, Montana, and Verity, British Columbia. Similar |  | | Report (volume) | | Sound, the Alaska Peninsula, and as far afield as St. Matthews Island in the Bering Sea. It was named........................... Area 41-Black Bear-Wolf-St. Nicholas Lakes....................................Silver, gold, copper, and zinc Kasaan Peninsula district Paleozoic copper-iron (molybdenum) skarn Produced...hundred meters of underground workings. Principal mining from 1901 to 1907. SOURCES: Fosse (1946), Barrie...gAg from 111,503 metric tons ore. DESCRIPTION: District includes major deposit at Jumbo, moderate deposits |  | | Journal (volume) | | Geologist C. A. Logan, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...J. C. District Mining Engineer District Mining Engineer Mining Engineer O'Brien, District Mining...Engineer George John District Sampson, Assistant Chas. V. Averill, Mining Engineer L. Gary, Mineral... Statistician and Curator G. Hubbard, Junior Mining Engineer (Librarian) Elisabeth L. Egenhoff,...SAN FRANCISCO FIELD DISTRICT Mines and mineral resources of 7 11 Santa Cruz County, by Henry G. Hubbard |
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