Commodities
PrimaryManganese
Commodity typeM
Deposit
Model97: Volcanogenic Mn
Deposit sizeS
Orebody formREPLACEMENT BODIES AND SMALL, IRREGULAR POCKETS
Materials
Ore mineralsBraunite, Pyrolusite
Geology
Host rockDiorite
StructureNw- And W-Trending Fractures
Tectonic settingNicoya Ophiolite Complex
AlterationSilicification
Economic & production
Development statusPast Producer
Identification
Deposit ID10101367
MRDS IDCS00081
Alternate namesLagarto Area
RegionNA
Data scoreB
Coordinates10.13441, -85.74163
References
SEARS, J. D., 1919, DEPOSITS OF MANGANESE ORE IN COSTA RICA: U.S. GEOL. SURV. BULL. 710-C, P. 71-72.ROBERTS, R. J., 1944, MANGANESE DEPOSITS IN COSTA RICA: U.S. GEOL. SURV. BULL. 935-H, P. 402-403.KUYPERS, E. P., AND DENYER CH., PERCY, 1979, VOLCANIC EXHALATIVE MANGANESE DEPOSITS OF THE NICOYA OPHIOLITE COMPLEX, COSTA RICA: ECON. GEOL., V. 74, P. 672-678.U.S. GEOLOGICAL SURVEY, DIRECCION GENERAL DE GEOLOGIA, MINAS E HIDROCARBUROS, UNIVERSIDAD DE COSTA RICA, 1987, MINERAL RESOURCE ASSESSMENT OF THE REPUBLIC OF COSTA RICA: U.S. GEOLOGICAL SURVEY MISCELLANEOUS INVESTIGATION SERIES MAP I-1865, 75 P.SEARS (1919), ROBERTS (1944)