Porphyry copper deposit

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371	PDF Document Add to Reading List Source URL: geopubs.wr.usgs.gov Language: English - Date: 2002-07-15 20:24:11 Porphyry Papua New Guinea Visual arts Matter Earth Economic geology Copper Porphyry copper deposit
372	PDF Document Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2009-01-30 10:10:02 Refractory metals Transition metals Molybdenum Ferroalloy Henderson molybdenum mine Ferromolybdenum Porphyry copper deposit Molybdenite Tungsten Matter Chemistry Chemical elements
373	PDF Document Add to Reading List Source URL: www.novagold.net Language: English - Date: 2007-05-14 00:57:21 Igneous petrology Igneous rocks Metamorphic rocks Porphyry copper deposit NovaGold Resources Breccia Metasomatism Geochemistry Hornfels Geology Petrology Economic geology
374	PDF Document Add to Reading List Source URL: ardf.wr.usgs.gov Language: English - Date: 2012-07-25 12:39:10 Geology Porphyry copper deposit Chalcopyrite Ore Mineral Placer deposit Bornite Pyrite Economic geology Chemistry Crystallography
375	Untitled Add to Reading List Source URL: aris.empr.gov.bc.ca Language: English - Date: 2007-07-24 12:29:24 Matter Porphyry copper deposit Mineral exploration Copper Porphyry Magnetometer Breccia Ore Metasomatism Geology Economic geology Petrology