Mine detail: La Cuesta De Matambu Occurrence

Previously called 'La Cuesta De Matamba Occurrence'

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Location

Lat / long:

10.11914, -85.44302

Resource(M)

Primary:	Manganese, Iron
Orebody form:	VEIN, LENTICULAR

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host type:	Shale
Structure:	Slickensided Surfaces On Boulders Of Light-Colored And Red Metamorphic Rock
Tectonic:	Nicoya Ophiolite Complex
Alteration processes:	Silicification

References

MRDS	CS00085
DEP	10090459
Reference	{Deposit:: SEARS, J. D., 1919, DEPOSITS OF MANGANESE ORE IN COSTA RICA: U.S. GEOL. SURV. BULL. 710-C, P. 79.}{Deposit:: ROBERTS, R. J., 1944, MANGANESE DEPOSITS IN COSTA RICA: U.S. GEOL. SURV. BULL. 935-H, P. 411.}{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.}
Reporter	Howe, Stephen S., Mosier, Dan