Mine detail: Cerro Colorado-Churque Andacollo Cu Mine

Previously called 'Cerro ColoradoAndacollo'

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Location

Lat / long:

-30.23913, -71.09121

Resource(M)

Primary:	Copper
Secondary:	Gold, Molybdenum, Silver
Ore:	Bornite, Covellite, Pyrite, Sphalerite
Orebody form:	SUBHORIZONTAL
Discovery year:	1438

Production

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

Geology

Host type:	Tonalite
Associated rock:	Andean Diorite Complex
Associated type:	Limestone,Andesite
Structure:	North-Trending Broad Open Folds Faults Of Varying Lengths And Displacements & Plutonic Masses, North-Trending Anticline And Adjacent Synclines To E. And W. Are E. Of Area. Two Sets Of Faults, Older Strikes North And Younger East. Fault Trending N40-60w.
Tectonic:	Andean Cordillera And Batholith
Alteration processes:	Elliptical Ne-Trending Hydrothermal Alteration Zone Is 5 X 3 Km At Andacollo. Potassic, Phyllic, And Propylitic Alteration.

References

MRDS	W001972
DEP	10068731
Reference	{Deposit:: RUIZ, F., CARLOS, 1965, GEOLOGIA Y YACIMIENTOS METALIFEROS DE CHILE: INST. INV. GEOL. CHILE, 305 P. (SPANISH)}{Deposit:: BOWES, W. A., AND OTHERS, 1966, EXPLORACION DE MINERALES RADIACTIVOS EN CHILE, PROV. ATACAMA AND COQUIMBO: CHILE INST. INV. GEOL. BOL. 22, P. 59-72 (SPANISH)}{Deposit:: AMERICAN METAL MARKET, 8/4/77, P. 18, V. 65, NO. 150}{Deposit:: UNITED NATIONS DEVELOPMENT PROGRAMME, 1967, MINERAL RESOURCES SURVEY OF THE PROVINCE OF COQUIMBO, CHILE: NEW YORK, UNITED NATIONS, P. 29-32}{Deposit:: RUIZ, C. AND PEEBLES, F., 1988, YACIMIENTOS METALIFEROS DE CHILE: SANTIAGO, 334 P.}{Deposit:: LLAUMET, C., Y OTROS, 1975, EL YACIMIENTO DE COBRE PORFIDICO DE ANDACOLLO, PROVINCIA COQUIMBO, CHILE: REV. GEOL. DE CHILE, #2.}{Deposit:: SERPLAC, 1981, INVENTARIO DE LOS RECURSOS MINERALES DE LA IV REGION: SANTIAGO (28 VOLS.).}{Deposit:: SILLITOE, R., 1988, EPOCHS OF INTRUSION-RELATED COPPER MINERALIZATION IN THE ANDES: JOUR. S. AM. SCI., 1, P. 89-108.}{Deposit:: AGUIRRE, LUIS AND MEHECH, SOINA, 1964, STRATIGRAPHY AND MINERALOGY OF THE MANGANESE SEDIMENTARY DEPOSITS OF COQUIMBO PROVINCE, CHILE: ECONOMIC GEOLOGY, V. 59, NO. 3, P. 428-442.}{Deposit:: BOWES, W.A., AND OTHERS, 1966, EXPLORACION DE MINERALES RADIOACTIVOSEN CHILE, PROV. ATACAMA AND COQUIMBO: CHILE INSTITUTE OF INVESTIGATION OF GEOLOGY, BOV. 22, PT. 2, P. 59-70.}{Deposit:: UNITED NATIONS DEVELOPMENT PROGRAMME, 1967, MINERAL RESOURCES SURVEY OF THE PROVINCE OF COLUMBO, CHILE: NEW YORK, UNITED NATIONS, P. 74-76.}{Deposit:: 1958 RECON U.S. ATOMIC ENERGY COMM. & INSTITUTO INVESTIGACIONES GEOLOGICAS CHILE}{Deposit:: 1963 DIREXPL ANACONDA & MANFIELD COMPANIES}{Deposit:: 1966 GEOCHEM UNITED NATIONS}{Other Database:: CIMRI}{Production:: U N, 1967, REF}{Reserve-Resource:: AMM 8/4/77.}
Reporter	Davidson, Claire B., Williams, William C., Page, Norman J.