Mine detail: El Cacao Mine

Previously called 'Lagarto Area'

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Location: Guanacaste, Costa Rica, North America
Lat / long: 10.12747, -85.74579
dep_id: 10007853
mrds_id: CS00083
Commodity type: metallic
Major mineral: Manganese
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Bementite, Braunite
orebody_fm: REPLACEMENT BODIES, POCKETS, VEINS
model: 97: Volcanogenic Mn
alteration: Basalt Is Altered
Reporter: Howe, Stephen S., Mosier, Dan
hrock_type: Shale
tectonic: Nicoya Ophiolite Complex
References:
  • Deposit:: SEARS, J. D., 1919, DEPOSITS OF MANGANESE ORE IN COSTA RICA: U.S. GEOL. SURV. BULL. 710-C, P. 71-72.
  • Deposit:: ROBERTS, R. J., 1944, MANGANESE DEPOSITS IN COSTA RICA: U.S. GEOL. SURV. BULL. 935-H, P. 403.
  • Deposit:: 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.
  • Production:: ROBERTS (1944)
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