References: |
- Deposit:: MALOZEMOFF, P., 1942, COSTA RICA [FROM A SYMPOSIUM ON MINING IN LATIN AMERICA]: ENG. MIN. J., V. 143, NO. 8, P. 114.
- Deposit:: ASHLEY, B. E., 1968, THE MINERAL INDUSTRY OF CENTRAL AMERICAN AREAS; COSTA RICA: MINERALS YEARBOOK 1968, V. 4, P. 846.
- 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.
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