Input interpretation
svyatoslavite (mineral)
General properties
formula | CaAl_2Si_2O_8 discovery year | 1989
Basic properties
density | 2.695 g/cm^3 transparency | transparent birefringence | 0.029 luster | vitreous Mohs hardness | 6 streak | white magnetism | nonmagnetic color | colorless molar mass | 278.2 g/mol (grams per mole)
Units
Mineral identifiers
Strunz ID | VIII/J.07-80 Dana ID | 76.1.6.4 IMA number | IMA1988-012
Crystallographic properties
crystal system | monoclinic crystal class | 2 unit cell volume | 342.4 Å^3 (cubic ångströms) d-spacing | 3.22 Å (ångströms) | 2.09 Å (ångströms) | 4.16 Å (ångströms) intensity | 100% | 80% | 80% molecules per unit cell | 2 molecules per cell 2V angle | 73 π/360 radians≈73/2° (degrees) refractive indices | 1.552 | 0 | 0 | 0 | 0 | 0 dispersion | strong | weak unit cell lengths | 8.228 Å (ångströms) | 8.621 Å (ångströms) | 4.827 Å (ångströms) unit cell angles | 90° (degrees) | 90° (degrees) | 90° (degrees)