benitoite

Rare, and only in small crystals, but a wonderful sapphire blue color. This stone was given its name after San Benito in California, where it was found.

Formula: BaTiSi3O9
Hardness: 6.5
Density: 3.65 – 3.68 g/cm3
Refractive Index: 1.757 – 1.804 DR: 0.047
Color: Blue, pink
Countries of Origin: U.S.A.

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