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Vuagnatite (Photo)
Year of discovery: 1975 (Bögürtlencik Tepe, Turkey), 1977 (Japan)
Locality list: 6 localities of vuagnatite
- CaAlSiO4(OH)
- [Ca2+][Al3+][OH|SiO4]5-
- Color: Colorless, Pale blue, Pale pink
- Streak: White
- Luster: Vitreous
- Diaphaneity: Transparent-Traslucent
- Cleavage: Perfect
- Hardness: 6
- Density: 3.2
- System: Orthorhombic
- Group: 222, P212121
- Lattice: a=7.1, b=8.5, c=5.7