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Calderite 2.14 ct.



40,00 €

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Calderite  2.14 ct.

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Is a rare Manganese Calcium Iron Aluminum Silicate with formula (Mn2+,Ca)3(Fe3+,Al)2(SiO4)3 and hardness of 6-5-7.It belong to the garnet group and here is mixed in a massive Calderite-Braunite-Hematite matrix. It comes from Schmorrasgrat, Starlera Valley, Ferrera Valley, Grischun / Switzerland.

Size:8.8x9.8x4.4 mm.

Weight: 2.14 ct.


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