Chalcopyrite - 13g to 25g rough (Selected)

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Chalcopyrite - 13g to 25g rough (Selected)Chalcopyrite from Zacatecas, Mexico.
A rough piece of colourful Chalcopyrite selected specially for your order.

Boxed mineral
Size 2 to 2.5cm x  3 - 4cm
Weight varies 13g to 25g

Chalcopyrite is a copper iron sulfide mineral, on exposure to air, chalcopyrite oxidises to a variety of different coloured oxides, giving rise to its common name of "Peacock Ore"