Tavorite
Tavorite is named after Elysairo Tavora, Professor of Mineralogy, University of Brazil, Rio de Janeiro, Minas Gerais, Brazil.
Tavorite occurs as transparent to translucent grass green, greenish yellow, yellow green, yellow well-formed fine sized crystals with vitreous lustre.
Tavorite occurs as transparent to translucent grass green, greenish yellow, yellow green, yellow well-formed fine sized crystals with vitreous lustre.
| General Information | ||||||||||
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| Chemical Formula |
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| Physical Properties of Tavorite | ||||||||||
| Specific Gravity | 3.32, Handbook of mineralogy (2001) | |||||||||
| Optical Properties of Tavorite | ||||||||||
| Refractive Index | 1.795 to 1.86, Handbook of mineralogy (2001) | |||||||||
| Optical Character | Biaxial/+, Handbook of mineralogy (2001) | |||||||||
| Pleochroism | Yellow-green - colorless, Handbook of mineralogy (2001) | |||||||||
| Dispersion | Strong, Handbook of mineralogy (2001) | |||||||||
| Colour | ||||||||||
| Colour (General) | Greenish yellow, grass-green, bright apple-green, Handbook of mineralogy (2001) | |||||||||
| Transparency | Transparent,Translucent, Handbook of mineralogy (2001) | |||||||||
| Lustre | Vitreous, Handbook of mineralogy (2001) | |||||||||
| Crystallography of Tavorite | ||||||||||
| Crystal System | Triclinic, Handbook of mineralogy (2001) | |||||||||
| Habit | Crystals to 5 mm; commonly very fine-grained, massive, in veinlets, disseminated, and thin films., Handbook of mineralogy (2001) | |||||||||
| Geological Environment | ||||||||||
| Where found: | A secondary oxidation product of earlier phosphates in complex zoned granite pegmatites., Handbook of mineralogy (2001) | |||||||||
| Further Information | ||||||||||
| Mineral information: | Tavorite information at mindat.org | |||||||||
| Significant Gem Localities | ||||||||||
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