 | | Report (issue) | | FIEI~DS OF THE ·uNITED·. STATES THE COAL FIELDS· OF OHIO BY J. A. BOWNOCKER STATE GEOLOGIST WITH A COl\fPUTATION............................. . 81 Co\nposition of Ohio coals ........ ·....................... ·........................................... . 82 Uses of Ohio coals ............................... : .............. . v III ILLUSTRATIONS. Page. II. Map of Ohio showing outcrop of Upper Freeport (No. 7) and Pittsb~gh...southeastern Ohio.... 52 IV. A, Upper Freeport coal b,ed in creek bank, Salineville, ·columbiana County, Ohio; |  | | Report (issue) | | FIEI~DS OF THE ·uNITED·. STATES THE COAL FIELDS· OF OHIO BY J. A. BOWNOCKER STATE GEOLOGIST WITH A COl\fPUTATION............................. . 81 Co\nposition of Ohio coals ........ ·....................... ·........................................... . 82 Uses of Ohio coals ............................... : .............. . v III ILLUSTRATIONS. Page. II. Map of Ohio showing outcrop of Upper Freeport (No. 7) and Pittsb~gh...southeastern Ohio.... 52 IV. A, Upper Freeport coal b,ed in creek bank, Salineville, ·columbiana County, Ohio; |  | | Report (issue) | | Mines along Highway 101 West Porphyry Zone mine Stock Township mine Aquarius mine Alexo (Kelso) mine Night...1:126 720) Northland mine PYRITE, PYRRHOTITE, CHALCOPYRITE In greenschist Pyrite was formerly produced from...from this deposit. The ore consisted of massive pyrite with pyrrhotite and minor chalcopyrite. The deposit...(Ontario Geological Survey, 1:63 360) GDIF 158 Best Township, District of Nipissing (Ontario Geological Survey...1:31 680) Net Lake (Barton) mine MOLYBDENITE, PYRITE, CHALCOPYRITE In quartz veins cutting greenstone |  | | Journal (article/letter/editorial) | | almost as much within a rock type as within the stock as a whole, but the crystal habit and colour are...epidote, augite, fluorite, magnetite, ilmenite, pyrite and pyrrhotite. Some of these undoubtedly were...miles south of Rollo Lake (Text-fig. 2), in the township of Cunningham, the granite is medium grained in...products of the primary minerals. There is a little pyrite. In the concentrates of the heavy accessories zircons...(Text-fig. 10, Nos. 11-12.) Still farther south, in Township 18 (Text-fig. 2), the Woman Eiver batholith consists |  | | Book | | 233 East Ontario Street, Chicago 60611, Illinois, USA © Longman Group UK Limited 1991 MDPA DIRECTORY...Association of Tin Producing Countries to get world stock levels down to reasonable levels by voluntarily...material. There is about 20 years’ supply of silver in stock above ground and the mining industry continues to...a Restated Annual general meeting June. Common stock listed Toronto, NASDAQ. Business Exploration for... 121,246 Annual general meeting March. Common stock listed Australian Associated. Operating Summary |  | | Report (chapter) | | fillings within, sulphide grains, most c o m m o n l y pyrite (Robert 1996). World class Au mining camps within...quartz veins and as fine-grained Au associated with pyrite (Jonasson et al. 1999; Pressacco 1999). Bird &...in the Owl Creek deposit is hosted in pyrite, and most pyrite in the till is sand-sized (DiLabio 1995)...thick glacial sediments. Mineralization consists of pyrite-arsenopyrite and native Au-bearing quartz-carbonate...arsenopyrite and as fine-grained Au associated with pyrite (Tyler et al. 1999; Poulsen et al. 2000). Mineralization |  | | Report (issue) | | becomes part of the existing stock. As world stocks increase, the effect of stock movements upon price movements...with gold. The most notable is uranium; silver, pyrite concentrates, and sulfuric acid are also produced...material: Sand and slimes retreatment Gold and pyrite concentrate production: Crush-grind-cyanide val...65-165 4 600- 3 precipitation, float tails for pyrite concentrate '43.900 '7,600 .830 1.280 1 1.300...with cyanide, float tails from cyanide leach for pyrite concentrate production, deaeration-precipitation-smelting |  | | Report (volume) | | Clearance Center, 27 Congress Street, Salem, MA 01970, USA: the item-fee code for this publication is 0305-8719/01/$15...Oxford, UK Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA Orders: Tel. + 1 918 584-2555...fresh sulphides such as pyrite grains, and pseudomorphs of goethite after pyrite, have been observed in...P. (ed.) Till - A Symposium. Ohio State University Press, Columbus, Ohio, 237-250. DYKE, A. S. 1984. Quaternary...University of A.W. Rose, State College, PA, USA. Michigan, USA. SAARNISTO, M. 1990. An outline of glacial |
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