copper pyrite is the ore of copper but not of silver why

  • Ore minerals Mineralogical Society of America

    Copper Most copper ore bodies are mined from minerals created by Gold The primary mineral of gold is the native metal and electrum (a gold silver alloy). The iron sulfides (pyrite and pyrrhotite) were not used as iron sources due to the

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  • Copper ores Danafloat

    The main copper sulphide minerals are chalcopyrite (CuFeS2) chalcocite (Cu2S), Often gold and silver are present which may either be associated with the azurite) is not possible with sulfhydryl mineral flotation collectors and either other

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  • Chalcopyrite: Mineral Uses and Properties Geology

    Some chalcopyrite contains enough gold or silver that it can be an ore of those metals without considering the copper content. This specimen is about ten

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  • A Petrographic and Mineragraphic Study of the Copper Bearing

    enrichment in copper from pyrite, through chalcocite, to native copper. that only copper and silver are concentrated in amounts of possible economic .. Rapid variation from limestone to ore bearing argillites is, however, not uncommon.

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  • Minerals, elements and the Earth's crust

    Pyrite. FeS2. Iron x 1. Sulfur x 2. Sulfur (pyrite is not used as an ore of iron) or 25%, of the atoms are copper) whereas in chalcocite it is two copper atoms in every three Aluminium: reactive metal shiny silver 1826 from Latin Group 3.

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  • The Extraction of Copper Chemistry LibreTexts

    Chalcopyrite (also known as copper pyrites) and similar sulfide ores are the agent is in these reactions, because at first sight there does not appear to be one! the ore. The anode sludge will contain valuable metals such as silver and gold.

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  • Copper, Silver and Gold

    Nov 24, 2002 Copper, silver and gold are found in elemental or "native" form at the earth's surface. . "Chalcopyrite" is copper pyrites. . They are not seen as crystals or massive forms in the ore mined today, but widely disseminated in an

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  • All About Chalcopyrite ICMJ's Prospecting and Mining Journal

    Natural chalcopyrite does not easily grade into other sulfide minerals, though there gold or silver that it becomes an ore of those metals in addition to copper.

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  • copper processing Definition, History, & Facts Britannica

    Copper processing, the extraction of copper from its ores and the preparation . pyrite, and silicaso that the copper minerals and other nonferrous minerals copper and other metals of value (such as gold and silver), the next step is to . The unworkable brasses, known as the white brasses, are not industrially important.

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  • copper extraction and purification Chemguide

    This page looks at the extraction of copper from its ores, its purification by electrolysis, Chalcopyrite (also known as copper pyrites) and similar sulphide ores are the . The anode sludge will contain valuable metals such as silver and gold.

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