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Titlebook: Gold Metallogeny and Exploration; R. P. Foster (Senior Lecturer in Economic Geology) Book 1993 Springer Science+Business Media Dordrecht 1

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Economics of gold deposits,and, then, mining, recovering and selling gold from them. Thus, economic deposits are the focal point of the gold-supply process. The economic characteristics of gold deposits are shaped by their geological features. Gold deposits are initially unknown and, once discovered, are fixed in size and highly variable in quality.
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https://doi.org/10.1007/978-1-349-07701-4s crust. The choice of such a broad definition reflects (a) the wide use of the term `‘epithermal’ in contemporary mineral exploration and (b) the recognition that active geothermal systems in volcanic terranes are the present day . of the epithermal systems responsible for ore formation in the geol
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發(fā)表于 2025-3-24 21:52:41 | 只看該作者
Long-Throated Flumes and Broad-Crested Weirsosits (Figure 6.1). Here the spectrum is subdivided into: (a) intrusion-hosted stockwork/disseminated deposits of both porphyry and non-porphyry types, the former possessing all the essential geological attributes (especially multidirectional stock-works) of typical porphyry copper and/or molybdenum
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發(fā)表于 2025-3-25 01:31:51 | 只看該作者
G. L. Larson,R. Collier,M. W. Buktenicahe Newmont Mining Company to seek precious-metal properties amenable to low-cost mining (Ramsey, 1973). Following concepts proposed on the relationship of gold and silver mineralization to windows through the Palaeozoic Roberts Mountains thrust fault in north-central Nevada (Roberts, 1960), Newmont
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