Mine detail: Sierra Gorda Cu Mine

Previously called 'Cierra Gorda'

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Location

Lat / long:

-22.88087, -69.36619

Resource(M)

Primary:	Copper, Molybdenum
Ore:	Atacamite, Malachite
Gangue:	Gypsum, Hematite, Quartz, Tourmaline

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host type:	Volcanic Rock (Aphanitic)
Associated type:	Tonalite,Diorite,Conglomerate,Volcanic Rock (Aphanitic),Andesite,Granite
Structure:	North-Trending Folds, Faults And Plutonic Masses, Extensive Block Faults That Strike Nne And Are Rela Ted To Ne Tension Fractures. Major Fault, Salar Del Carmen, Strikes Nne And Is W Of Mines
Tectonic:	Andean Cordillera And Batholith
Alteration processes:	Hydrothermal Alteration

References

MRDS	W001554
DEP	10068484
Reference	{Deposit:: U. S. BUREAU OF MINES MIN. YRBK. 1970, V. 1, P. 474.}{Deposit:: KNOWLES, P. H. AND OTHERS, 1964, EXPLORACION DE MINERALES RADIACTIVOS EN CHILE, PROV. TARAPACA AND ANTOFAGASTA: CHILE INST. INV. GEOL. BOL 18, PT. 1, P. 47-59}{Deposit:: RUIZ, F., CARLOS, 1962, MAPA METALAGENICO DE CHILE: INST. INV. GEOL. CHILE, SCALE, 1:1,500,000 (SPANISH)}{Deposit:: SUTULOV, ALEXANDER, 1969, CHIL * SMALL COPPER MINES EXPAND: WORLD MINING, V. 5, NO. 4, P. 55}{Deposit:: SERRANO, MARIO, 1962, RECONNAISSANCE FOR URANIUM IN PART OF THE SIERRA GORDA DISTRICT, PROV. OF ANTOFAGASTA, CHILE: U.S. ATOMIC ENERGY COMMISSION RAW MATERIALS EXPLORATION REPORT 4570.}{Deposit:: KNOWLES, P.H., AND OTHERS, 1964, EXPLORACION DE MINERALES RADIOACTIVE EN CHILE, PROV. TARAPACA AND ANTOFAGATA: CHILE INST. INV. GEOL. BOL 28, PT. 1, P. 47-59.}{Deposit:: 1962 RECON U. S. ATOMIC ENERGY COM. M & INSTITUTO INVESTIGACIONES GEOLOGICAS CHIL}
Reporter	Davidson, Claire B., Page, Norman J.