|Dimensions (mm)||41 x 34 x 26mm|
|Weight (carats)||322.5 carats|
Chalcopyrite and NOT Pyrite
The main difference between Pyrite and Chalcopyrite is that the chemical composition of Pyrite is FeS2 whereas the chemical composition of Chalcopyrite is CuFeS2.
What is Chalcopyrite?
Chalcopyrite is often confused with pyrite and gold since all three of these minerals have a yellowish color and a metallic luster. Some important mineral characteristics that help distinguish these minerals are hardness and streak. Chalcopyrite is much softer than pyrite and can be scratched with a knife, whereas pyrite cannot be scratched by a knife. However, chalcopyrite is harder than gold.
* This specimen looks good in multiple orientations and would make an intriguing collection addition...
Total Weight: 64.5g (322.5ct)
Origin: Nababeep West Mine, Nababeep Tungsten mines, Okiep Copper District, Namaqualand, Northern Cape Province, South Africa
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|Starts||6th Jul 2020 11:19am PDT|
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