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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Grasping

Intrusion-related gold deposits,osits (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

存心

analogous

旁觀者

outset

短程旅游

Geochemical exploration for gold in glaciated terrain,allochthonous in relation to the bedrock they overlie. In the context of almost totally glaciated landscapes, which includes most of North America north of 40°N, Greenland and Iceland, most of Europe north of 50°N, extensive parts of Asia north of 60°N, parts of South America, and Antarctica, the se

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DOSE