| | Journal (article/letter/editorial) | Ophiolite Copper Occurrence ERICH U. PETERSEN Department of Geological Sciences,The University of Michigan...College,Hanover, New Hampshire03755 Abstract The Oxec copperdepositof Upper Cretaceousage lies in the...serpentinitebody that makes up the Sierra de Santa Cruz, Guatemala. Recognitionof the ore host rocks as chloritized...sulfide depositis of the ophiolite copper type. In the mine vicinity, the ultramafic-maficassemblage consistsof...Comparisonwith ocean-floortholeiites indicatesthat the Oxec assemblageis strongly enriched in Na20 and H20, | | | Report (issue) | UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY GEOLOGIC AND GRADE-TONNAGE INFORMATION ON...COPIAPITE CORDIERITE COSALITE COVELLITE CHALCOPYRITE CHALCANTHITE COPPER CUBANITE CUMMINGTONITE CUPRITE DIGENITE...HILL ORIJARVI OSBOURNE LAKE OSHIO OSTRA HOGKULLA OXEC PABINEAU RIVER PARONEN PARYS MTN PASUQUIN PATER...Agriculture and Natural Resources and Geological Survey Department, p. 117-128. Adams, R. L., Burton, C. C. J.,...Agriculture and Natural Resources and Geological Survey Department, p. 751-757. Albers, John P., 1953, Geology and |
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