Mine detail: Pulacayo Mine

Previously called 'Huanchaca'

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Location

Lat / long:

-20.37675, -66.69668

Resource(M)

Primary:	Silver, Lead
Secondary:	Zinc, Copper
Ore:	Boulangerite, Chalcopyrite, Sphalerite, Wurtzite
Gangue:	Barite, Pyrite, Quartz
Orebody form:	TABULAR
Discovery year:	1833

Production

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

Geology

Host type:	Dacite
Associated type:	Dacite,Andesite
Structure:	N-S, Eastern Cordillera . Faults Trend Just West Of North Separating Sedimentary Units., Folded Pal Seds In An A Symmetric Anticline. The Volcanic Stock Wasintruded Along The Central Part Of This Anticline.
Alteration processes:	Propylitic, Sericitic, Silicic

References

MRDS	W002051
DEP	10068798
Reference	{Deposit:: AHLFELD, F., AND SCHEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS: DEPTO. NAC. GEOLOGIA, BOL. 5, (ESPECIAL), PP. 297-300.}{Deposit:: RUDROFF, A., 1932, DER SILBER-BLEI-ZINKBERGBAU VON PULACAYO, BOLIVIA: METALL UND ERZ, P. 125-132.}{Deposit:: AHLFELD, F., 1929, DIE SILBER-ZINKLAGERSTAETTE PULACAYO, BOLIVIEN; NEUES JHRB. MIN. A., BB 75, PP. 1-23. (1929)}{Deposit:: LYONS, W.A., 1963, STRUCTURAL GEOLOGY OF PULACAYO MINE, BOLIVIA: ECONOMIC GEOLOGY V.58, NO. 6, P. 978-987.}{Deposit:: MURPHY, J., 1965, EXAMINATION OF SMALL MINES AND PROSPECTS IN PUNUTUMA-PULACAYO-TOMAVE: INFORME NO. 2027, COMIBOL.}{Deposit:: MCNAMEE, J., 1970, PRELIMINARY REPORT IN THE FEASIBILITY OF RE-OPENING THE PULACAYO MINE: INFORME S/N, COMIBOL.}{Deposit:: GEOLOGICAL INVESTIGATIONS BY F.S. TURNEAURE, 194 *?}{Deposit:: INVESTIGATIONS BY ZUBRZYCKI (1959) FOR COMIBOL}{Deposit:: INVESTIGATIONS BY GEOBOL (1969)}{Other Database:: CIMRI}{Production:: MINISTRY OF MINES AND METALLURGY, 1971}
Reporter	Urquidi-Barrau, Fernando, Irving, Earl M.