Mine detail: Negra Mine

Previously called 'AvaroaLa Negra'

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Location

Lat / long: -21.0384, -68.297

Resource(M)

Primary: Silver, Manganese
Gangue: Alunite, Chalcedony

Production

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

Geology

Host type:Tuff
Alteration processes:Silicification, Oxidation, Argillization, Kaolinization

References

MRDSBL10104
DEP10005914
Reference{Deposit:: SANJINES, R., 1968, INFORME DE ASISTENCIA TECNICA MINERA A LA PROPIEDAD DE LA COOPERATIVE MINERA INDUSTRIAL EL PORVENIR LIMITADA: SERVICIO GEOLOGICO DE BOLIVIA, UNPUBLISHED REPORT, 14P., MAPS 1:1,000, 1:500, 1:200}{Deposit:: ESPINOZA, A., 1990, MINTEC INTERNAL REPORT}{Deposit:: GUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIA}{Deposit:: GEOLOGICAL INVESTIGATIONS BY SANJINES (1968}{Other Database:: CIMRI}
ReporterLong, Keith R., Guerra, Edwin