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Arsenopyrite
Arsenopyrite
Arsenopyrite crystal from the Yaogangxian Mine, Hunan, China (size: 2.7 x 2.0 x 1.7 cm)
Arsenopyrite crystal from the Yaogangxian Mine, Hunan, China (size: 2.7 x 2.0 x 1.7 cm)
Microscopic picture of Arsenopyrite
Microscopic picture of Arsenopyrite
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Mohs hardness kit, containing one specimen of each mineral on the ten-point hardness scale
Mohs hardness kit, containing one specimen of each mineral on the ten-point hardness scale
Image: Talc block
Image: Talc block
Image: Gypse Arignac
Image: Gypse Arignac
Image: Calcite sample 2
Image: Calcite sample 2