particularly IS epithermal orebodies in any particular district, irrespective of whether or not paleosurface features...alteration peripheral to the La Coipa HS-IS gold-silver district, Chile. f Hydrothermal breccia, generated by shallow-seated...exploited in places (e.g., La Coipa, Chile; El Queva, Argentina; Sillitoe 1975). However, much of the native sulfur...metal deposits of HS (e.g., Yanacocha, Peru, Veladero, Argentina, and Pascua-Lama, ChileArgentina; Harvey...Coipa HS-IS gold-silver district (Fig. 4e), in the Fresnillo IS silver district, Mexico (Albinson 1988; |