Mine detail: La Viuda Mine

Previously called 'Santo Domingo, El Pelao, Envidia I, Filon Bella Elisa, Iruschal Ii,La Casualidad, La Cortadera, La Providencia, La Veguita, Las Pircas,Maestra Del Pabello, Pabellon I-Ii, San AndresVieuda'

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Location

Lat / long:

-28.95329, -67.80696

Resource(M)

Primary:	Lead, Silver, Zinc
Tertiary:	Nickel, Iron, Cobalt
Ore:	Argentite, Chalcopyrite, Galena, Marcasite, Pyrite, Sphalerite, Tetrahedrite
Gangue:	Barite, Calcite, Quartz
Discovery year:	1780

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Yes
Development status:	Past Producer

Geology

Host rock:	Negro Peinado Formation
Host type:	Schist,Mudstone,Shale,Sandstone
Associated rock:	Mogote Complex
Associated type:	Rhyodacite
Alteration processes:	Adularia, -Sericite

References

MRDS	AR10144
DEP	10004749
Reference	{Deposit:: ANGELELLI, V., 1984, YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA: LA PLATA, PROVINCIA DE BUENOS AIRES, COMISION DE INVESTIGACIONES CIENTIFICAS, VOL. II, P. 498. MAPA MINERO DE LA PROVINCIA DE RIOJA, 1966-1967, INSTITUTO NACIONAL DE GEOLOGIA Y MINERIA; SERVICIO DE ECONOMIA MINERIA. TURNER, J.C., 1963, DNGM, BOL., P. 100.}{Deposit:: HOSKOLD, H.D., 1904, OFFICIAL REPORT UPON THE MINES, MINING, METALLURGY, AND MINING LAWS ETC., OF THE ARGENTINE REPUBLIC: MINISTRY OF AGRICULTURE, COMMERCE AND INDUSTRIES, NMATIONAL SECTION OF MINING AND GEOLOGY, BUENOS AIRES, SOUTH AMERICAN BANK NOTE COMPANY, 474 P.}{Deposit:: SCHALAMUK, I.B., AND LOGAN, M.A.V., 1994, POLYMETALLIC AG-TE-BEARING PARAGENESIS OF THE CERRO NEGRO DISTRICT, FAMATINA RANGE, V. 32, P. 667-679.}{Other Database:: CIMRI}
Reporter	Sow, Thierno, Page, Norman J.