The Alteration Epithermal

September 23, 2017 | Author: wgoro | Category: Minerals, Volcano, Natural Materials, Crystalline Solids, Nature

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Descripción: The Alteration to Epithermal Ore Deposits...

Description

Information in this presentation and some formats for the mineral summary charts have been extracted from The Alteration Atlas (Thompson and Thompson, 1996) and the SpecMIN™ software program.

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Epithermal gold deposits occur largely in volcano-plutonic arcs (island arcs as well as continental arcs) associated with subduction zones, with ages similar to those of volcanism. The deposits form at shallow depth,

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