Results 321 to 330 of about 136,322 (365)
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Geology Minerals and Mineral Deposits
Nature, 1949THESE two delightful little books deserve a special welcome, partly because they are very good value, but mainly because their authors have spared no pains to make them readable and exhilarating as well as informative and well balanced. The path of the newcomer is made smooth by the skilful presentation of modern concepts, while the professional reader
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Geology and Formation of the Ore Deposit
2012The surroundings of the Idria ore deposit is composed of four SW-verging nappes, with the mercury mineralization being emplaced in the lower part of the Trnovo nappe, in the Idria inner-thrust sheet. The geologic structure of the Idria-Cerkno mountain range was described by CAR (2010).
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The Environmental Geology of Mineral Deposits
1997Abstract Mineral deposits are concentrations of metallic or other mineral commodities in the Earth's crust that result from a variety of complex geologic processes. The natural weathering and erosion of a mineral deposit at the Earth's surface disperses its constituents into the waters, soils, and sediments of its surrounding environment.
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Geology of the Brazilian Tin Deposits
1988This paper presents a brief summary of the geology, types of deposits and economic figures on Brazilian tin deposits. The data were collected from the available literature, government agencies and from the reports of private mining companies.
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The Geology of the Beltana Willemite Deposits
Economic Geology, 1972Intrusive sedimentary breccias in Archaeocyatha limestone (Cambrian), diapirism, faults, hydrogeologic controls, Ordovician Delemarian Orogeny mesothermal ores, enrichment, mobility of ions, evolution ...
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The geology of the Rosebery ore deposit
2023The stratiform pyritic Zn-Pb-Cu and barite ore deposit at Rosebery is contained in a small shale lens within pyroclastic rocks (the Primrose Pyroclastics) which form part of the Mt. Read Volcanic Group -an extensive belt of silicic volcanic rocks of Cambrian age.
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Mineral Deposits: Types and Geology
2017Chapter 2 provides a brief introduction to the types of mineral deposits. These descriptions include both the commodities and the geology of the deposits. Previously, the evolutionary concepts about the origin of mineral deposits are established, giving a special consideration to the neptunism-plutonism controversy in the nineteenth century and the ...
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Exploring planet geology through force-feedback telemanipulation from orbit
Science Robotics, 2022Michael Panzirsch +2 more
exaly

