Magmatic evolution and geochemistry of the Piedras Verdes deposit, Sonora, Mexico
Piedras Verdes is a supergene-enriched porphyry-copper deposit. It contains 290 Mt at a total copper grade of 0.37%. The average thickness of the chalcocite blanket is 110 m. It is 400-500 m wide in a north-south direction and approximately 4 km long. The oxide-sulfide interface ranges from 80 m to...
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| Language: | en_US |
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The University of Arizona.
1999
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| Online Access: | http://hdl.handle.net/10150/278697 |