Mine detail: El Pital Prospect

Location:	Guanacaste, Costa Rica, North America
Lat / long:	10.07886, -85.66246
dep_id:	10007858
mrds_id:	CS00090
Commodity type:	metallic
Major mineral:	Manganese, Iron
Operation type:	Unknown
Production size:	No production occurred
Development status:	Occurrence
ore:	Pyrolusite
orebody_fm:	POCKETS, VEINLETS, AND DISSEMINATIONS
model:	97: Volcanogenic Mn
alteration:	Silicification
Reporter:	Howe, Stephen S., Mosier, Dan
hrock_type:	Basalt
Structure:	Contacts Between Jasper And Basalt Are Commonly Sheared
tectonic:	Nicoya Ophiolite Complex
References:	Deposit:: ROBERTS, R. J., 1944, MANGANESE DEPOSITS IN COSTA RICA: U.S. GEOL. SURV. BULL. 935-H, P. 405. Deposit:: 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. 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.