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Copper pyrites   Listen
Copper pyrites

noun
1.
A yellow copper ore (CuFeS2) made up of copper and iron sulfide.  Synonym: chalcopyrite.





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"Copper pyrites" Quotes from Famous Books



... volume 1) western entrance of Careening Bay. Quartz from thin veins, with particles of an adhering rock, probably chlorite-slate. Quartz, containing disseminated hematitic iron-ore and copper pyrites. Quartz crystals, with chalcedony, from nodules in amygdaloid. Quartz with specular iron ore. Greenstone, with chalcedony and copper pyrites. A decomposed stone, probably consisting of wacke. The specimens of trap-rocks from this place are from ...
— Narrative of a Survey of the Intertropical and Western Coasts of Australia] [Volume 2 of 2] • Phillip Parker King


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