Mine detail: Chocaya Mine

Previously called 'Telamayu-Santa Ana'

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Location

Lat / long:

-20.94757, -66.29945

Resource(M)

Primary:	Lead, Zinc, Tin, Silver
Secondary:	Bismuth, Antimony, Copper, Cadmium
Ore:	Anglesite, Bournonite, Cassiterite, Chalcopyrite, Galena, Jamesonite, Pyrargyrite, Sphalerite, Stannite, Tetrahedrite
Gangue:	Bixbyite, Magnetite, Marcasite, Pyrite, Pyrrhotite, Quartz, Sericite, Siderite
Orebody form:	TABULAR
Discovery year:	1870

Production

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

Geology

Host type:	Dacite
Associated type:	Dacite
Structure:	Nw-Se
Tectonic:	Dacite Stock Intruding Ordovician Sediments
Alteration processes:	Tourmaline Weak; Silicification And Pyritization Strong

References

MRDS	W002060
DEP	10068806
Reference	{Deposit:: KOZLOWSKI, R., AND JASKOLSKI, S., 1932, LES FILONS ARGENTO-STANNIFERES EN BOLIVIE; BULL. SOC. GEOL. FRANC., P. 1-109.}{Deposit:: AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS: DEPTO. NAC. GEOLOGIA, BOL. 5 (ESPECIAL), PP. 216-220.}{Deposit:: BUERGER, M. J., Y MAURY, J. L., 1927, THE ORES OF CHOCAYA, BOLIVIA: ECON. GEOL., V. 22, PP. 1-13}{Deposit:: COMIBO}{Other Database:: CIMRI}{Production:: MINISTRY OF MINES AND METALLURGY, 1972}
Reporter	Irving, Earl M., Long, Keith R., Usgs