Mine detail: El Potosi

Previously called 'Santa Eulalia-West CampBuena Tierra'

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Location

Lat / long: 28.60581, -105.87136

Resource(M)

Primary: Silver, Lead, Zinc
Secondary: Copper
Ore: Chalcopyrite, Silver, Sphalerite
Gangue: Calcite, Fayalite, Fluorite, Gypsum, Ilvaite, Limonite, Magnetite, Pyrite, Pyrrhotite, Quartz
Orebody form: MANTO, CHIMNEY
Discovery year: 1591

Production

Operation type: Unknown
Production size: Large
Development status: Producer
First production started: 1707
Last production ended: 1988

Geology

Host type:Limestone
Associated type:Quartz Monzonite,Diabase
Structure:Reg.Struct: Mine Area Is Located On The West Limb Of The Southward-Plunging Portion Of A Broad Nnw-Trending, Doubly Plunging Anticline., Six Subparallel N-S Trending Fissure Zones, N50e-Trending Cross Faults. E-W Trend Occupied By Late-Stage Dikes. N20e And N70w Structures Locally Control Ore And Dike Emplacement.
Tectonic:Western Edge Of Chihuahua Trough, A Nnw-Trending Belt Of Folded And Thrusted Pre-Tert Rocks.
Alteration processes:Alteration Is Very Limited. Narrow Zones Of Silicification, Bleaching, Recrystallization, And Some Minor Zones Of Hydrothermal Dolomite.

References

MRDSMX02214
DEP10049492
Reference{Deposit:: MORRIS, H.T., 1986, DESCRIPTIVE MODEL OF POLYMETALLIC REPLACEMENT DEPOSITS IN COX, D.P., AND SINGER, D.A., (EDS.), 1986, MINERAL DEPOSIT MODELS: U.S. GEOLOGICAL SURVEY BULLETIN 1693, P. 99.}{Deposit:: MALDONADO E., D., AND MEGAW, P.K.M., 1983, GEOLOGY OF THE SANTA EULALIA MINING DISTRICT, CHIHUAHUA, MEXICO IN GEOLOGY AND MINERAL RESOURCES OF NORTH-CENTRAL CHIHUAHUA; GUIDEBOOK FOR THE 1983 FIELD CONFERENCE: EL PASO, TEXAS, EL PASO GEOLOGICAL SOCIETY, P. 367-376.}{Deposit:: HEWITT, W.P., 1968, GEOLOGY AND MINERALIZATION OF THE MAIN MINERAL ZONE OF THE SANTA EULALIA DISTRICT, CHIHUAHUA, MEXICO: A.I.M.E - S.M.E. TRANSACTIONS, V. 241, P. 228-260.}{Deposit:: SKINNER, E.N., AND PLATE, H.R., 1915, MINING COSTS OF THE WORLD: NEW YORK, N.Y., MCGRAW-HILL BOOK CO., INC., P. 191-192.}{Deposit:: SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOLGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNEMNT OF MEXICO D.F., 1 SHEET, SCALE 1:500,000}{Deposit:: SPP, 1982, SIERRA OBSCURA TOPO QUAD}{Deposit:: MEGAW, ET AL, 1988,}{Deposit:: SPP, 1978, AQUILES SERDAN (H13C67)}{Deposit:: MIRANDA G., M.A., MEGAW, P.K.M., 1986,}{Deposit:: MEGAW, P.K.M., 1986A,}{Deposit:: MEGAW, P.K.M., ET AL, 1986,}{Deposit:: 1988, TETONIC LOCALIZATION AND CONTROLS ON HIGH-TEMPERATURE, CARBONITE HOSTED AG-PB-ZN DEPOSITS OF MEXICO}{Deposit:: HEINRICHS M., ERNESTO, 1983, MINA EL POTOSI}{Deposit:: DE LA FUENTE L., F.E., 1969}{Deposit:: HEWITT, W.T., 1943,}{Deposit:: MEGAW, PETER K.M., 1990,}{Deposit:: PADILLA, G.R.A., 1987}
ReporterLeonard, Kenneth R. (Page, Norman J.), Kibbe, R.D.