Mine detail: Pedra Verde

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Location:	Ceara, Brazil, South America
Lat / long:	-3.52321, -41.13229
dep_id:	10060793
mrds_id:	TC30229
Commodity type:	metallic
Major mineral:	Copper, Silver
Operation type:	Unknown
Production size:	No production occurred
Development status:	Occurrence
ore:	Bornite, Chalcocite, Chalcopyrite, Galena, Malachite, Pyrite, Silver, Sphalerite, Tetrahedrite
gangue:	Specularite
conc_proc:	Malachite To 15-20 M Below Present Surface, Little Enrichment.
Reporter:	Norman J Page, Page, Norman J.
hrock_unit:	Pedra Member Of Mambira Formation
hrock_type:	Phyllite
arock_unit:	Serra Grande Formation;Ubari Formation;;San Joaquim Formation;Mambira Formation
arock_type:	Sandstone
Structure:	Ne Trending Graben Faults.
disc_yr:	1857
References:	Deposit:: CESAR, P. DE A.B., 1984, PRINCIPAIS DEPOSITOS MINERAIS: CONCEITOS, METODOLOGIA, E LISTAGEM, CAPITULO IX, IN GEOLOGIA DO BRASIL, EDS., C. SCHOBBENHAUS, D. DE A. CAMPOS, G.R. DERZE, AND H.E. ASMUS: DEPARTAMENTO NACIONAL DA PRODUCAO MINERAL, PP. 359-419. Deposit:: COLLINS, J.J., AND LOUREIRO, A.R., 1971, A METAMORPHOSED DEPOSIT OF PRECAMBRIAN SUPERGENE COPPER: ECONOMIC GEOLOGY, V. 66, NO. 1, P. 192-199. Deposit:: BRIZZI, A.S., AND DA C. ROBERTO, F.A., 1988, JAZIDA DE COBRE DE PEDRA VERDE - VICOSA DO CEARA, CEARA, IN PRINCIPAIS DEPOSITOS MINERAIS DO BRASIL, EDS. C. SCHOBBENHAUS AND C.E.S. COELHO: MINISTERIO DAS MINAS E ENERGIA, BRASILIA, V. III, P. 71-80. Deposit:: MINISTERIO DAS MINAS E ENERGIA (MME), 1981, PROJETO RADAMBRASIL; FOLHA SA 24 FORTALEZA; GEOLOGIA, GEOMORFOLOGIA, PEDOLOGIA, VEGETACAO E USO POTENCIAL DEL TERRA: MINISTERIO DAS MINAS E ENERGIA, RIO DE JANEIRO, 488P. Other Database:: CIMRI Reserve-Resource:: CESAR (1984); BRIZZI AND ROBERTO (1988); MME (1981)