Commodities
PrimaryAntimony
Commodity typeM
Deposit
Model180: Simple Sb (veins, pods, etc)
Deposit sizeU
Orebody formLENTICULAR AND IRREGULAR PODS
Ore controlZoppis Bracci And Laguna Note Proximity To Sandstone (Quartzite?) Lenses In Schist, And Laguna Speculates That Ore Was Deposited In Fold Noses In The Schist, From The Contact With The Sandstone Upwards (Permeability Control).
Materials
Ore mineralsPyrite, Stibnite
GangueQuartz
Geology
Host rockClastic Sedimentary Rock · Totogalpa Formation;Matagalpa Volcanics
Associated rockRhyolite
StructureStrongly Deformed Folds, Oriented Sw-Ne. Quartz Filled Fractures Generally About Perpendicular To Schistosity And Fold Orientation.
AlterationSome Alteration And Disseminated Stibnite Mineralization In The Schist Outwards From The Veins.
Economic & production
Development statusOccurrence
Identification
Deposit ID10086139
MRDS IDW702065
Alternate namesLa Minita, La Cadena
RegionNA
Data scoreB
Coordinates13.47591, -86.43331
References
INSTITUTO CENTROAMERICANO DE INVESTIGACION Y TECNOLOGIA INDUSTRIAL (ICAITI), 1970, MAPA METRALOGENETIO DE AMERICA CENTRAL; 1:2000000 & ESTUDIOS METALOGENETICOS DE AMERICA CENTRAL: PUBLICIONES GEOLOGICAS DEL ICAITI NUMERO III, 76 P.ROBERTS, R.J., AND IRVING, E.M., 1957, MINERAL DEPOSITS OF CENTRAL AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1034, P. 47-48.SALAMIS, C., 1965, GEOLOGICAL AND GEOPHYSICAL EXPLORATION IN THE PALACAGUINA ANTIMONY AREA: MANAGUA, NICARAGUA MINERAL SURVEY, SERVICIO GEOLOGICO NACIONAL, 8 P.ZOPPIS-BRECCI, L., 1957, GEOLOGICO DE LA REGION DE PALACAGUINA Y DE SU DEPOSITO DE ANTIMONIO: MANAGUA, BOLETIN DEL SERVICIO GEOLOGICO NACIONAL DE NICARAGUA, NO. 1, P. 29-34LAGUNA, T., 1957, INTERPRETACION GEOFISICA DEL ESTUDIO EFECTUADO EN PALACAGUINA: BOLETIN DEL SERVICIO GEOLOGICO NACIONAL DE NICARAGUA, NO. 1, P. 35-37.