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Purpurite 20.81 ct.



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Purpurite 20.81 ct.

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is a Manganese Phosphate with formula and hardness of 4. A unique purple color ( hence the name), always massive or as incrustation purpurite is an alteration of lithiophyllite ( a manganese phosphate with lithium ). At normal daylight or fluorescent light appear dark,but under incandescent light reveal a beautiful velvet purple color. In fact the picture of this stone has been taken using a combination of fluorescence and incandescent ligth. Due to the cleavage and layers of this mineral the purple is visible only on one direction of the stone. From Sandamab pegmatite,Usakos,Karibib District,Erongo Region,Namibia. Polished on both side. Size: 29x21x3.5 mm. Weight:20.81 ct. CODE#2522