Mine detail: La Grande

Previously called 'CollahuasiRosarioHuinquita OxideUjinaLa Grande Deposits'

Location:	Chile, South America
Lat / long:	-20.97257, -68.69618
dep_id:	10057456
mrds_id:	TC03004
Commodity type:	metallic
Major mineral:	Copper
Minor mineral:	Gold
Operation type:	Unknown
Production size:	Production occurred
Development status:	Prospect
ore:	Bornite, Chalcocite, Chalcopyrite, Enargite, Pyrite
gangue:	Quartz, Sericite
model:	53: Porphyry Cu
alteration:	Phyllic, Argillic
Reporter:	Williams, William C., Page, Norman J.
hrock_unit:	Collahuasi Porphyry;
hrock_type:	Volcanic Rock (Aphanitic),Rhyolite,Andesite
Structure:	Upthrown Block Of Permo-Triassic Rocks In Fault Contact On The West (West Fissure Fault, Nw Trending) Jurassic Marine Sediments And On The East In Fault Contact With Tertiary Volcanics (Loa Fault, Nw-Trending). Hydrothermal Systems In District Are Aligned E-W.
tectonic:	Andes
Year first produced:	1896
discr:	Incas
References:	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:: RUIZ, C. AND PEEBLES, F., 1988, YACIMIENTOS METALIFEROS DE CHILE: SANTIAGO, 334 P. Deposit:: PACCI, D. Y CACERES, R., 1980, INVENTARIO DE YACIMIENTOS METALICOS Y NO-METALICOS, PRIMERA REGION, TARAPACA: IIG, SANTIAGO. Deposit:: DICK, L.A., CHAVEZ, W.X., JR., GONZALES, A., AND BISCO, C., 1994, GEOLOGIC SETTING AND MINERALOGY OF THE CU-AG-(AS) ROSARIO VEIN SYSTEM, COLLAHUASI DISTRICT, CHILE: SEG NEWSLETTER, OCT. 1994, NO. 19, P. 1, 6-11. Deposit:: LITTLE, M.L., 1993, EXPLORATION REVIEW: SOUTH AMERICA: SEG NEWSLETTER, NO. 15, OCTOBER*3, P. 14. Other Database:: CIMRI Production:: DICK ET AL (1994).