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Hambergite 0.20 ct.



42,70 €

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Hambergite 0.20 ct.

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Hambergite Is a Berillium Borate Hydroxide with formula: Be2(BO3)(OH) , hardness 7.5. Quite rare mineral, the best cutting material comes from Maharitra and Betafo ,south Madagascar, is found colorless, yellowish and reddish. Recently I have found some nice crystal from Burma like this stones here .The gem has a baguette mixed cut and is eye clean. Size: 3.9x3.9x2.3 mm. Weight:0.20 ct. CODE#2879

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