 | | Journal (article/letter/editorial) | | periods when some chance discovery in an active mine makes them briefly available to collectors. Chalcocite...as pseudomorphs after chalcopyrite, chalcocite, enargite, arsenopyrite, sphalerite, and bornite. Excellent...copper minerals from such localities as the Loudville mine, Easthampton, Hampshire County, Massachusetts; Mineral...Figure 3. An aesthetic specimen from the East Colusa mine, Butte, Montana, consisting of sharply developed...field, Carroll County, New Hampshire; the Ecton mine, Montgomery County, Pennsylvania; and many New Jersey |  | | Journal (article/letter/editorial) | | DnowNrr. Lazarevieite, a new cubic copper-arsenic from Bor, Jugoslavia. Bull,. Geol. Soc.Am ,71,1970 (1960)...copper ore from the Tilva Mika deposit, .Bor, eastern Serbia. It is associated with enargite, luzonite, covellite...investigator of the geology and ore deposits of Bor,1908-1913. DrscussroN.-The name arsenosulvanite (see...AuJscliluss, tl, No. 11, 281-283 (1960). The U deposit occurs in weathered porphyry. Minerals identified |  | | Book (edition) | | Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...weathered and oxidized zone overlying a sulfide deposit; contains a concentration of hydrated uon oxide...primary mineral deposit in a vein or rock mass as opposed to a secondary (e.g., placer) deposit. luminescence...composed of two parallel faces. placer A mineral deposit formed by the mechanical (density) concentration...coating fractures in sandstone at the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...weathered and oxidized zone overlying a sulfide deposit; contains a concentration of hydrated iron oxide...primary mineral deposit in a vein or rock mass as opposed to a secondary (e.g., placer) deposit. luminescence | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...weathered and oxidized zone overlying a sulfide deposit; contains a concentration of hydrated iron oxide...primary mineral deposit in a vein or rock mass as opposed to a secondary (e.g., placer) deposit. luminescence...composed of two parallel faces. placer A mineral deposit formed by the mechanical (density) concentration |  | | Book | | Al)16O34(Cl,SO4,CO3)4.0-6H2O, from a lapis-lazuli mine, Sar-e-Sang, Badakshan province, Afghanistan. The...Greenish-blue hexagonal crystals from the Bou-Skour copper mine, Jebel Sarhro,* Ouazazate,* Morocco, have the composition...270. Natural /1-FeOOH, occurring at the Akagane mine, Iwate prefecture, Japan, and named from the locality...hexagonal crystals in skarns in the Solvech fluorite deposit. Karagandin region. Kazakhstan, have a 12-87, c...the neighbourhood of the Alai Mountains, Russian Central Asia. 5th List Alamosite. C. Palache and H. E. |  | | Book (edition) | | (TL) Crackers Well. South Australia. Australia. Deposit located by air-borne scintillator; hence name....44. c 1 3 .50 A. A natural occurrence at a coal mine in the (TL) Lvov-Volynsk basin, USSR. Achates. syn...named following Lcvinson's rule. (TL) Beyun -Obo. Central Mongolia. China. 18.2. 1 5 Aeschyn ite- ( Y ) ...87 A. Z=2 fPDF 25- 183 ). (TL) Bou-Skour copper deposit. Jebcl Sarhro. Ouazazatc, Morocco. Named for J...09. c 7.76 A . Z=2 [PDF 27-620]. (TL) San Carlos mine. Guanajuato. Mexico. Named for S. Aguilar. Agustitc |
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