Mine detail: Rosita

Previously called 'Includes 18 ClaimsSanta RitaRosita Copper Mine'

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Location

Lat / long:

13.91756, -84.39993

Resource(M)

Primary:	Copper, Gold, Silver
Ore:	Bornite, Chalcocite, Chalcopyrite, Chrysocolla, Copper, Covellite, Cuprite, Gold, Malachite, Pyrite, Tenorite
Gangue:	Chlorite, Garnet, Magnetite, Orthoclase, Pyrrhotite, Quartz
Discovery year:	1906

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer
Production years:	1906-1912; 1959-1971

Geology

Host rock:	Metapan Formation;Yojoa
Host type:	Limestone
Associated type:	Monzonite,Diorite,Andesite
Structure:	Miogeosyncline, Breccia Pipe In Center Of Pit?
Tectonic:	Chortis Block-Central Nicaraguan Uplift
Alteration processes:	Intense Ca, K, And Si Metasomatism; Alteration Of Calcareous Sediments To Marble Or Quartz-Garnet-Orthoclase Skarn, And Andesites To Epidote Skarn Or Siliceous Skarn.

References

MRDS	W702070
DEP	10086142
Reference	{Deposit:: 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.}{Deposit:: ROBERTS, R.J., AND IRVING, E.M., 1957, MINERAL DEPOSITS OF CENTRAL AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1034, P. 62-63.}{Deposit:: BEVAN, P.A., 1973, ROSITA MINE - A BRIEF HISTORY AND GEOLOGICAL DESCRIPTION: CIM BULLETIN VOL. 66, NO. 736, P. 80-84.}{Deposit:: KONDAKOV, L.A., AND NABROVENKOV, O.S., 1983, PRINCIPAL CHARACTERISTICS OF THE METALLOGENY OF NICARAGUA - IZVESTIYA AKADEMII NAUK SSSR, SERIYA GEOLOGICH ESKAYAS V. 1983, P. 91-104.}{Production:: ROBERTS AND IRVING, 1957; BEVAN, 1973; MINE RECORDS.}
Reporter	Bliss, James D., Page, Norman J., Venable, Margaret