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![]() Date: 2006-02-28 06:16:50Ore Porphyry copper deposit Breccia Skarn Chalcopyrite Vein Porphyry Mineral exploration Placer deposit Economic geology Geology Iron oxide copper gold ore deposits | Source URL: www.bgs.ac.ukDownload Document from Source WebsiteFile Size: 429,91 KBShare Document on Facebook |