Showing 1 - 2 results of 2 for search '"Porphyry"', query time: 0.11s Refine Results
  1. 1
    Geology of the Tanamá and Helecho porphyry copper deposits and vicinity, Puerto Rico /
    by Cox, Dennis P.
    Published 1985
    Subjects: “...Porphyry Puerto Rico Tanamá Region....”
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    Government Document eBook
  2. 2
    Geology of the Tanamá and Helecho porphyry copper deposits and vicinity, Puerto Rico /
    by Cox, Dennis P.
    Published 1985
    Subjects: “...Porphyry Puerto Rico Tanamá Region....”
    Government Document Book
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