Intrusive breccia pipes cemented by tourmaline and Cu-Bi ores. Related to emplacement of the Amancay granodiorite intrusion into upper Paleozoic sediments. qv: Llambias and Malviccini (1969), The geology and genesis of the Bi,Cu mineralized breccia pipe San Francisco de los Andes, San Juan, Argentina. Economic Geology 64:271-286
30 entries listed. 28 valid minerals. 1 type locality (valid mineral).
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Locality Updated: Tintaya Mine, Ahuancata, Espinar Province, Cuzco Department, PeruFrom Uwe Kolitsch, 21st May 2013 15:29:48