 | | Book | | approximately 5 cm taii and is from the Eagle's Nest mine, Piacer County, California. Ross Beaty Collection...... , llliii iij [I; .. .. .. .. ... . •, Pyrrhotite ......... . .. . Sperrylite . , ... 76 . ...References: Chace F.M. (1956) Abbreviations in field and mine geclogical mapping. Economic Geclogy, v. 51, p....Cornwall, England; the Sn-W veins at Panasqueira , Portugal; the Archean gold veins in Val d'Or, Quebec and...Quigleys gold deposits of the Ml. Todd (Yimuyn Manjerr) Mine, Australia: structural, petrographic and mineralogical |  | | Journal (article/letter/editorial) | | areas primarily of pyrite, chalcopyrite, and pyrrhotite with minor sphalerite, quartz, staurolite, tourmaline...contain minor amounts of ilmenite, rutile, pyrite, pyrrhotite, and a solid solution of ilmenite-hematite, ilmeno-hematite...chalcopyrite, and sphalerite with minor arsenopyrite, pyrrhotite, magnetite, quartz, chlorite, ilmenite, and rutile...plagioclase, biotite, ilmenite, rutile, pyrite, and pyrrhotite. Rocks in this zone have been variably affected...deposits, Canada, Urabe et al. 1983; Iron Mountain Mine, California, South and Taylor 1985). At the Archean |  | | Book (volume) | | Luxembourg by J. Bouladon Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part...Yugoslavia; and Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory chapter...Elisa and Dorinda Barruecopardo Golpejas or Bellita mine Morille-Martinamor El Cubito El Trasqui16n. Santa...182 185 186 187 189 189 190 190 190 191 191 192 Portugal by D. Thadeu. History of mining Geotectonic framework...territories of France, Luxembourg, Italy, Spain and Portugal. It covers an area of l 451556km 2 with a population |  | | Journal (issue) | | Falconbridge i._ moving ahead w1Lh plane; for a new nickel mine and plant in 1he Dominican Repuhlic. The plant will...igned was with Duval. April 29, lffl • MITAlS WEEK Mine output up in March Elsewhere in the news . . ....figures released by the Copper Institute, Free World mine output was up 31,000 tons, with US output up 14...buy lead and zinc concentrates from Canada's Anvil mine for the li_fe of the property-a~o~t 20 years. Under...zinc content) annually. The Anvil mine is a joint venture of Cyprus Mine and Dyna ty Explorations Ltd. Amax |  | | Journal (issue) | | fizikokimyasal tehlike sı nıf ve kategorilerinin ise "pyrrhotite" mineralinden geldiği belirlenmiştir. Bu noktada...alıştığımız şartlarda bir çalışma ortamı bulunmuyor orada. Örneğin araçla ulaşım mümkün değil. Çoğu zaman...civarında diye düşünüyorum. çalışma yapılabiliyor. Orada işletme izni alınan bölümün de yaklaşık 4 km 2 olduğu...kanaat getirerek geri dönmek zorunda kaldı. Şuan orada çalışan ekip, oranın yerel halkı kadar o zorlu koşullara...industrial minerals ■ Underground and open pit mine planning and design ■ Geophysical services (e |  | | Report (volume) | | California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying recent developments...Compressor NEW YORK Crushing Rolls Air Compressors Mine Pumps Ball Mills Blast Furnaces Oil Engines Screens...considered to be working the public and not the mine. Many suspicious promotions are however not positively...Chile, S. A. Cable: Howban, BANCROFT, Rowland, Mine Valuation, Apartado 264, Panama, R. P. . Panama...Elisabethville, Katanga, Congo Beige, Africa. Available for mine examinations America or Africa after July, 1923 |
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