 | | Journal (issue) | | RON RANGES By KIRIL SPIROFF Michigan College of Mining and Technology. by to n1at .SO he 9 ed ity...inThe first mining of iron ore in the teresting rocks and minerals. Lake Superior district began in 1848;...minerals Minnesota took the leading place. The (siderite, greenalite, limonite, hematite, largest shipment...limonitic coating is due to alteration of the siderite. In connection with this outcrop the fallowing...establish the length of time since glaciation : siderite on the dumps that were mined over 50 years ago |  | | Journal (issue) | | GOLD—1 02. - large crystals $3,500 - Calaveras County, Calif. GOLD on Quartz—$1,400 Crystal Mine, Angels...GOLD—1.4 oz. mass, large crystals $3,200 - Ma dera County, Calif. GOLD on Quartz—$2,750 Crystal Mine, Angels...Peter B. Leavens and Richard W. Thomssen Denny Mountain Quartz..........................................38 by Wendell E. Wilson and John S. White, Jr. Mining Claims for the Mineral Collector.................Reno, Nev. 89503 Introduction The Copper Mountain mining district, Prince of Wales Island, Alaska, was |  | | Report (issue) | | Resources A DIVISION OF NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY Mineral and Water Resources of New...of Mines SOCORRO1977 NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY Cibutus R. HOLMES. Acting President.... Director, &M.—Pub. Other ROBERT W. EVEI.ETH, Mining Engineer K. BABF.TTE FARIS. X-ray Lab Manager ROUSSEAU...RENAULT, Senior Geologist JAMES NI. ROBERTSON. Mining Geologist GuE . rritEN H. ROYBAL, Coal Geologist...Colorado LEN B. JORDAN, Idaho MILWARD L. SIMPSON, Wyoming PETER H. DOMINICK, Colorado JERRY T. VERHLER, |  | | Report (volume) | | ; Garland Peyton, director, division of mines, mining, and geology, department of natural rnsources,...alumi11;um an.d tin were recopper, lead, zinc, antm:ony,. and morc1;1ry gamed. Larger...ttlso large increases at mines producing iron ore, copper, and zinc. Employment at milling and smelting opnrations...declined (from 64.56 to 60.28). Bituminous-coal mining suffered the largest increase in its fotulity rate...Govnr.mn ('.nt C(lncern eel with d ofcnst~. 'l'ho Mining u.n |  | | Book (edition) | | composition ainl properties of the minerals, methods of mining and preparation, market values, extent and nature...methoils. For example, the Fraseh [>rocess for llie mining of sulfur had not been tlevelopi'd. .James A. ...forms a very small industry at Brandon in Suffolk County. Grindstones and Pulpstones. The production of...principally in the vicinity of Hot Springs, Garland County, are of two varieties: Arkansas stone, which is...grindings. Indiana. The .satulstones of Orange County, Ind., furnish a whetstone known as the Ilindoslan |
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