| 1. | The stock generated the porphyry copper deposits, gold-bearing veins, and gold placers.
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| 2. | The deposit is complex but has the general characteristics of a porphyry copper.
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| 3. | Porphyry copper deposits are currently the largest source of copper ore.
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| 4. | The world's major copper deposits are formed within the granitic porphyry copper style.
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| 5. | The open-pit mining of porphyry copper deposits was adopted worldwide.
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| 6. | Quartz monzonite porphyry is often associated with copper mineralization in the porphyry copper ore deposits.
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| 7. | The host rock for porphyry copper deposits in southeast Asia is typically diorite and quartz-diorite.
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| 8. | Batu Hijau is a large porphyry copper / gold deposit, which Newmont discovered in 1990.
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| 9. | Polymetallic replacements / mantos are often stratiform wall-rock replacement orebodies distal to porphyry copper deposits.
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| 10. | It is estimated that the Earth s porphyry copper deposits contain approximately 1.7?0 11 tonnes of copper.
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