| | Book | Page 6: Mimetite (see page 139) Page 248: Quartz (amethyst variety), Erongo Mountains, Namibia * 5 x 6 x...a fracture, producing such forms as aegirine pegmatite. As well, hot hydrothermal fluids often carry...cavities are some of the world’s finest crystals of amethyst, agate and a large family of silicate minerals...Hardness 6 Hardness 9 Microcline Corundum encke Madagascar e(2x23x3em Quartz, Mount Ida, Arkansas, USA...secondary mineral. Notable Localities Canada: Tanco pegmatite, Bernic Lake, Manitoba; Cobalt district, Ontario | | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | Mineralogical Magazine A. LaCroix, Mineralogie de Madagascar, 1922 P. Embry and Fuller Manual of New Mineral...Brazil, and Czech Republic; minor deposits in Madagascar, Turkey, Romania, Germany, Austria, and Sri Lanka...Llallagua, Biggenden mine, Q, Australia; Fefena, Madagascar; P&J:92, R:710, other localities in Bolivia....Lolling, Carinthia, Austria; Varutrask, Sweden, in pegmatite; Guadalcanal, Sierra Morena, Spain; Broken Hill...Forestville, Northumberland Co., PA; Lagares-do-Estanho pegmatite, and Panasqueira, Portugal; Stiepelmann mine, |
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