Mine detail: San Pedro, Cachiyuyo Cu Mine

Previously called 'San Pedro De Cachiyuyo'

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Location

Lat / long:

-26.73915, -69.84285

Resource(M)

Primary:	Copper
Secondary:	Silver, Gold
Ore:	Chalcocite, Chalcopyrite, Pyrite
Gangue:	Calcite, Quartz, Scapolite, Tourmaline
Orebody form:	LENTICULAR TO CIRCULAR
Discovery year:	1850

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Past Producer

Geology

Host rock:	Caliza (Limestone) Formation;
Host type:	Diorite,Siltstone,Sandstone,Tuff,Granite
Associated rock:	Porfiritica Formation;
Associated type:	Diorite,Volcanic Breccia (Agglomerate),Granite
Structure:	Reg.Struct: North-Trending Broad Open Folds, Faults Of Varying Lengths And Displacements, And Plutonic Masses, System Of Fractures And Fault-Controlled Diorite Dikes Striking N. 30 Deg. W.
Tectonic:	Andean Cordillera And Batholith
Alteration processes:	Hydrothermal Alteration (Epidotization Sericitization And Albitization)

References

MRDS	W001982
DEP	10068742
Reference	{Deposit:: RUIZ, F., CARLOS, 1965, GEOLOGIA Y YACIMIENTOS METALIFEROS DE CHILE: INST. INV. GEOL. CHILE, 305 P. (SPANISH)}{Deposit:: RUIZ, F., CARLOS AND ERICKSEN, G. E., 1962, METALLOGENETIC PROVINCES OF CHILE, S. A.: ECON. GEOL. V. 57, NO. 1, P. 91-106}{Deposit:: ERAZO, V., MARCO, 1948, ESTUDIO GEOLOGICO DEL DISTRITO MINERO DE SAN PEDRO DE CACHIYUYO, INCA DE ORO: REV. MINERALES, NO. 26, P. 127-137 (SPANISH)}{Deposit:: RUIZ, C. AND PEEBLES, F., 1988, YACIMIENTOS METALIFEROS DE CHILE: SANTIAGO, 334 P.}{Deposit:: ERAZO, M, 1948, ESTUDIO GEOLOGICO DEL DISTRITO MINERO SAN PEDRO DE CACHIYUYO: REV. MIN., #26.}{Deposit:: DIAZ, ET AL., 1980, MAPA METALOGENICO PRONOSTICO DE LA III REGION: CORPORACION DE FOMENTO DE LA PRODUCCION, SANTIAGO (5 VOLS.)}{Deposit:: FRUTOS, J. AND PINCHEIRA, M., 1986, FICHAS METALOGENICAS DE YACIMIENTOS MINERALES METALICOS CHILENOS, IN FRUTOS, J., OYARZUN, J., AND PINCHEIRA, M., EDS., GEOLOGIA Y RECURSOS MINERALES CHILENOS: UNIVERSIDAD DE CONCEPCION, CONCEPCION, P. 841-888.}{Deposit:: CUADRA, W.A., AND DUNKERLEY, P.M., 1991, A HISTORY OF GOLD IN CHILE: ECONOMIC GEOLOGY, V. 86, NO. 6, P. 1155-1173.}{Deposit:: ERAZO, V., MARCO, 1948, ESTUDIO GEOLOGICO DEL DISTRITO DE SAN PEDRO DE CACHIYUYO, INCA DE ORO: REV. MINERALES, NO. 26, P. 127-137 (SPANISH).}{Deposit:: 1948 COMPILE INSTITUTO DE INGENIEROS DE MINAS DE CHIL}{Other Database:: CIMRI}{Production:: CUADRA AND DUNKERLY (1991)}
Reporter	Davidson, Claire B., Williams, William C., Page, Norman J.