All state’s steel nutrients, and additionally silver, iron ore, lead, zinc, chromite, and you will copper, come from significant dumps towards the islands regarding Luzon and you will Mindanao. Copper ‚s the nation’s no. 1 nutrient, even in the event the development varies due to modifying industry sector need and you may large design will set you back. The newest Visayan Isles are definitely the fundamental supply of nonmetallic nutrition, in addition to limestone for cement, marble, concrete, sodium, sulfur, and you can gypsum. Celý příspěvek →