large-scale metal mining corporations

dizon cu-au operation zambales

copper, gold, silver

maricalum mining corp. negros occidental

copper, gold, silver

philex mining corp. benguet

copper, gold, silver

riotuba nickel mining corp. palawan

nickel

hinatuan mining corp surigao del norte

nickel (beneficiated ore)

taganito mining corp. surigao del norte

nickel (beneficiated ore)

krominco inc. surigao del norte

chromite (metallurgical)

velore mining corp. surigao del norte

chromite (metallurgical)

masinloc chromite operation zambales

chromite (refractory)

benguet corporation baguio city, benguet

gold, silver

itogon-suyoc mines, inc. benguet

gold, silver

lepanto consolidated mines benguet

gold, silver

manila mining corp. surigao del norte

gold, silver

philex gold phils. negros occidental

gold, silver

united paragon mining corp. camarines norte

gold, silver