 | | Report (issue) |
| 930-M) "Prepared as a cooperative effort among earth-science and mineral-resource agencies of Australia...N65C68 1993 333.8'5465-dc20 92-41231 CIP FOREWORD Earth-science and mineral-resource agencies from several...tantalum---------------------------------------Mining and processing - - - - - - - - - - - - - - - -...- - - - - - - - - - - - - - - - - - - - Niobium mining and processing - - - - - - - - - - - - - - - -...- - - - - - - - - - - - - - - - - - - Tantalum mining and processing- - - - - - - - - - - - - - - - - |
 | | Report (issue) |
| constantly evolving as man digs and probes the earth. Whenever a quarry is opened or an old one deepened...3) 4) 5) 6) Upper Mississippi Valley zinc—lead district Mineral crystals, isometric ....................pocket) Page 82 83 85 Plates Page Page 4) A. White calcite crystals on brown calcite in vugs in dark...dolomite and white calcite crystals on light brown calcite. C. Aragonite in shells. D. White to colorless...that is principally calcite with a periphery of iron sulfide. D. Close-up of polished Cordaites wood |
 | | Journal (issue) |
| Metal and Mineral Markets A McGRAW-HILL PUBLICATION Vot. 37, No. 31 Aue-UST 1.1966 Second class postace...that they intend to continue their own bauxite mining activities on Jamaica. Kaiser is currently building...500 tons in capacity. A national policy on the mining and minerals industry was proposed by Sen. Wallace...the Administration has "woefully neglected" the mining industry. Canadian Jamieson Mines' first copper...is being tested by the Bay Area Rapid Transit District for possible use on the San Francisco area rail |
