| | Report (issue) | DEPOSITS OF MANGANESE ORE IN MONTANA, UTAH, OREGON, AND WASHINGTON. By J. T. PARDEE. DEPOSITS IN MONTANA...of the war period was a large production of manganese ore in Montana. Although since 1870 the Butte and...other metals, the fact that large bodies of manganese ore formed part of the mineral deposits of these...high-grade manganese oxide ore from Philipsburg. In 191Y the production in that district so greatly increased...States producing manganese ore. In the same year a moderate amount of. manganese oxide ore was mined from | | | Book | Manganese Ores of Supergene Zone: Geochemistry of Formation by IGOR M. VARENTSOV Geological Institute...1930s-1990s 1.3. Methodical Aspects 1 6 15 2. MANGANESE ORES IN WEATHERING CRUSTS 20 2.1. Introduction...Structure 2.2.1.5. Manganese Oxyhydroxide Ores 2.2.1.5.1. Structure of the ore bed 2.2.1.5.2. Ore types 2.2.1...Composition, Geochemistry ofthe Ore-Bearing Horizon 2.2.2.3. Genesis: Ore Formation as a Result of Deep...Geochemistry of the Late Stages of Oxyhydroxide Ore Formation (Manganese Cap (Cuirass» 2.2.3.3.1. General characteristics | | | Book (volume) | Metallogenesis and Mineral Ore Deposits Proceedings of the 27th International Geological Congress...Geochemistry and Cosmochemistry Metallogenesis and Mineral Ore Deposits Oil and Gas Fields Solid Fuel Mineral Deposits...{A/IV I Volume 12 I ' METALLOGENESIS AND MINERAL ORE DEPOSITS ,,,vNUSCIENCEPRESSIII Utrecht, The Netherlands...Committee V • CONTENTS Preface V Periodicity of ore formation in geological history V.I. Smirnov 1 ...and tin deposits V. Sattran 17 The sources of ore material and conditions of its mobilization V.I. | | Litherland, M., Annells, R. N., Appleton, J. D., Berrangé, J. P., Bloomfield, K., Burton, C. C. J., Darbyshire, D. P. F., Fletcher, C. J. N., Hawkins, M. P., Klinck, B. A., Llanos, A., Mitchell, W. I., O'Connor, E. A., Pitfield, P. E. J., Power, G., Webb, B. C. (1986) The geology and mineral resources of the Bolivian Precambrian shield. Overseas Memoir 9. British Geological Survey | Report (volume) | Columbiurn (niobium) and tantalum 120 Iron 121 Manganese 122 Molybdenum 123 Nickel 123 Nuclear metals 126...the La Bella pegmatite field 119 67 Iron and manganese deposits in the SE sector of the Bolivian shield...Igneous C01nplex 124 69 Variation of nickel, manganese, iron and cobalt in Cerro Pelon pediment grid...overall development of this virtually unn1apped region by delimiting areas favourable for the location...is bounded to the north and east by Brazil. The region constitutes a large part of the 'unknown' Bolivia |
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