TATSCH, J. H. COPPER DEPOSITS ORIGIN, EVOLUTION, AND PRESENT CHARACTERISTICS - 0 - MASSACHUSETTS-U.S.A. TATSCH ASSOCIATES 1975 - 339 pag 24 cm - 0 0 . TECTONICS-COPPER/PALEOZOIC-PROTEROZOIC Subjects--Topical Terms: CIENCIAS PURAS Dewey Class. No.: 549.23 / T24