| | Book (edition) | Republic). W.D. Birch (Australia), Elena Bonaccorsi (Italy), Ernst A.J. Burke (Netherlands), L.J. Cabri (Canada)...M. Dcliens (Belgium). Giancarlo Delia Ventura (Italy), T.S. Ercit (Canada). Alexander Falster (USA)....(Canada). L.A. Groat (Canada). Alessandro Guastoni (Italy), William A. Henderson. Jr. (USA). D.D. Hogarth...(ltaly). Igor Pekov (Russia), atale Perchiazzi (Italy). Ole V. Petersen (Denmark). Fedcrico Pezzotta (ltaly)...compare Braunite and. 'eltnerite, southern slopc of Mount Ochi, I 00 m east of Mil i ncar Karystos. Evvia | | | Book | Aluminum Fluoride Mineral from Icelandic and Vesuvius Fumaroles Reprinted from: Minerals 2018, 8, 553, doi:10...Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia Reprinted...from the Pyrometamorphic Rocks of the Hatrurim Complex: Ariegilatite, BaCa12 (SiO4 )4 (PO4 )2 F2 O, from...O, a New Mineral from Val di Fiemme, Trentino, Italy Reprinted from: Minerals 2018, 8, 248, doi:10.3390/min8060248...Cu Prospect, Massa Marittima, Grosseto (Tuscany, Italy): Occurrence and Crystal Structure Reprinted from: | | | Book (edition) | over 2,000 years. In addition, there are more complex metallic combinations that yield considerable quantities...single metal (simple ores) or several metals (complex ores). Ores that are generally worked for only...nickel, cobalt, antimony, and man¬ ganese. Some complex ores may yield four or five metals, such as co...deposited as sublimates around volcanic vents, fumaroles, or shallow intrusions. Pveactions Sublimation...economic minerals than is generally realized. It is a complex operation that involves several distinct processes |
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