This is the polished blue violane specimen. Dimensions: 2.3 x 1.9 x 1.7″ (5.9 x 4.9 x 4.3cm). Weight – 5.4oz (153 grams). Origin: Russia, Transbaikalia.
Some information about violane:
Violane is a variety of the diopside mineral bluish tones. Violane color is due to admixture of manganese and iron. Contains 10% jadeite and aegirine components.
Known deposits from Italy (Saint-Marcel, Piedmont) and Russia. In Russia deposits are located in the Transbaikalia, Altai and Sayan.
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