Geology, alteration, and mineralization of the El Alacran area, northern Sonora, Mexico
El Alacran, northern Sonora, Mexico, is a high-level, Laramide porphyry copper deposit encompassing an east-west elongated altered and mineralized area of 2.7 by 6 km. A small quartz latite porphyry plug forcefully intrudes comagmatic(?) Late Cretaceous or Early Tertiary andesitic to quartz latite...
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| Language: | en_US |
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The University of Arizona.
1975
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| Online Access: | http://hdl.handle.net/10150/337837 |