 | | Report (issue) | | similarities in their geologic characteristics (ore and gangue mineralogy, major- and trace-element geochemistry...lithology, wall-rock alteration, physical aspects of ore, etc.), as well as their geologic setting (see for...to have potential for economic exploitation. An "ore deposit" is a mineral deposit that has been tested...Jambor and Blowes (1994), and Plumlee (in press). Ore and gangue mineralogy, host rock lithology, and wall-rock...minerals, carbonate minerals, whether present in ore or in host rocks, can help consume acid generated |  | | Book | | large ilmenite masses could be seen on the old dumps. In 1975-1976, Brunet collected sharp, black, flattened...7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment, many more "lost" localities...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing...clefts are found fairly commonly throughout this region, such that only a handful of notable finds during |  | | Book | | landforms and ore deposits: Economic Geology, v. 79, p. 1286–1298. Sillitoe, R.H., 1985, Ore-related breccias...B.H., Mason, R., and Hodgson, C.J., eds., Giant ore deposits: Society of Economic Geologists Special...gold-silvermercury deposits at Paradise Peak, Nevada: Ore controls, porphyry gold association, detachment faulting...2003, Linkages between volcanotectonic settings, ore-fluid compositions, and epithermal precious metal...and Graham, I.J., eds., Volcanic, geothermal, and ore-forming fluids: Rulers and witnesses of processes |  | | Book (edition) | | Society of Safety Engineers (ASSE) Association of Iron Ore Exporting Countries (AIOEC) Bituminous Coal Institute...distinguished by an Archimedes spiral, through which the ore is fed and discharged. Grinding is effected by flint...formation involving the separation and sinking of ore minerals below a silicate shell during the cooling...acid cure In uranium extraction, sulfation of moist ore before leaching. Pryor, 1 acid-dip survey A method...extraction of copper from oxide- or sulfide-bearing ore and dissolution of uranium from sandstone ores. Acid |  | | Book | | 35-56 J.J. Hanley DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS – PRECIOUS-METALDOMINANT 3. Stratiform...Sidorov, A.P. Krivenko 113-143 7. Descriptive Ore Deposit Models: Hydrothermal and Supergene Pt & Pd...Wilde 145-161 DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS – BASE-METALDOMINANT 8. Sudbury Cu-(Ni)-PGE...M. King, C. Jolette 9. The Conduits of Magmatic Ore Deposits N.T. Arndt 181-201 10. PGE Potential of...Chapter 50 v DESCRIPTIVE PLATINUM-GROUP ELEMENT ORE DEPOSIT MODELS – PRECIOUS-METALDOMINANT 3. STRATIFORM |  | | Report (issue) | | Perth, Australia Copenhagen, Denmark Hanover, Germany Ohnenstetter, Maryse Vandoeuvre lès Nancy, France...data on mafic and ultramafic rocks, exclusive of ore deposits, synthesized and assembled the data in various...Republic of China, Denmark, England, Finland, France, Germany, Russia, Republic of South Africa, and the United...Mineralization The Cu-Ni sulphide ore deposits of the Sudbury region have been known to contain PGE since...disseminated sulphide ores of the Noril’sk-Taimyr region are described in detail by Komarova et al. They |  | | Book | | refractive indices. Many sulfides are very important ore 1ninerals. 4 Detailed Description of the Common...the secondary enrichment processes of hydrothermal ore deposits. Pyrite is rare in pegmatite veins. Gabbros...specularite as smaJl scales or flakes. Reniform (kidney ore) or botryoidal forms are common as dehydrated goeth...Bose, M. K. 1958. Goethite-bematite relation- an ore microscope observation. Amer. Mineral.. 43, 989....pyroxenes than ol ivines. Ilmenite is quite common in ore veins, where it appears most commonly with chalcopyrite |
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