Mine detail: Coto Mine

Previously called 'Masinloc'

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Location

Lat / long: 15.56675, 120.06599

Resource(M)

Primary: Chromium
Ore: Chromite
Gangue: Antigorite, Magnetite, Olivine, Serpentine, Talc
Discovery year: 1925

Production

Operation type: Unknown
Production size: Medium
Development status: Producer
First production started: 1932

Geology

Host rock:Zambales Ultramafic Complex
Host type:Dunite,Harzburgite
Tectonic:Ophiolite

References

MRDSW032810
DEP10081107
Reference{Deposit:: E/MJ 1978; MM 1980; WAR MINERALS REPORT 1976-1977.}{Deposit:: DEYOUNG AND OTHERS, 1984, INTERNATIONAL STRATEGIC MINERALS INVENTORY SUMMARY REPORT-- CHROMIUM: U.S. GEOLOGICAL SURVEY CIRCULAR 930-B, 41 P.}{Deposit:: PHILIPPINE BUREAU OF MINES AND GEO-SCIENCES, 1986, GEOLOGY AND MINERAL RESOURCES OF THE PHILIPPINES, VOLUME 2: MINERAL RESOURCES: MANILA, PHILIPPINES, PHILIPPINE BUREAU OF MINES AND GEO-SCIENCES, 446 P.}{Other Database:: ISMI}
ReporterGassaway, Judith S., Orris, Greta J.