TY - BOOK AU - TATSCH, J. H. TI - COPPER DEPOSITS: ORIGIN, EVOLUTION, AND PRESENT CHARACTERISTICS T2 - 0 U1 - 549.23 PY - 1975/// CY - MASSACHUSETTS-U.S.A. PB - TATSCH ASSOCIATES KW - CIENCIAS PURAS N1 - TECTONICS-COPPER/PALEOZOIC-PROTEROZOIC ER -