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Geosciences LibreTexts

16.8.6: Uvarovite

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Uvarovite Garnet
Chemical composition Ca3Cr2(SiO4)3alcium chromium silicate
Crystal system Cubic
Habit Dodecahedra
Cleavage None
Hardness 7.5
Optic nature Isotropic
Refractive index 1.86-1.87
Birefringence None
Specific gravity 3.77
Lustre Vitreous

Figure \PageIndex{1}: Uvarovite
Photo courtesy of Rick Martin

Uvarovite is hardly ever found in crystals large enough to be cut into gemstones.


This page titled 16.8.6: Uvarovite is shared under a CC BY-NC-SA 2.5 license and was authored, remixed, and/or curated by gemology via source content that was edited to the style and standards of the LibreTexts platform.

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