USGS Open-File Report[removed]

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Date: 2007-05-11 23:46:46 Iron oxide copper gold ore deposits Ore Porphyry copper deposit Chalcopyrite Breccia Mineral exploration Iron ore Skarn Prominent Hill Mine Economic geology Geology Mining		USGS Open-File Report[removed] Add to Reading List Source URL: pubs.usgs.gov Download Document from Source Website File Size: 398,16 KB Share Document on Facebook

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