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Bytownite 23.83 ct.



305,00 €

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Bytownite 23.83 ct.

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Bytownite or Golden Labradorite Is a rather rare member of the plagioclase series ( feldspate group). Calcium sodium aluminum silicate with formula: Ca ( 70-90% )Na (30-10%) (Al Si) AlSi208 The colour is usually light yellow, with nice lustre and often clean. The hardness is 6.5 ,therefore can be use in jewellery with care .This gem comes from Mexico and is eye clean. Size:21x17x10.9 mm. Weight:23.83 ct. CODE#2839