Input interpretation
phyllotungstite (mineral)
Image
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General properties
formula | CaFe^(3+)_3H(WO_4)_6·10(H_2O) discovery year | 1984
Basic properties
density | 5.26 g/cm^3 transparency | translucent birefringence | 0.085 luster | pearly Mohs hardness | 2 streak | yellowish magnetism | nonmagnetic color | yellow fracture | uneven molar mass | 1876 g/mol (grams per mole)
Units
Mineral identifiers
Strunz ID | VI/G.02-40 Dana ID | 49.2.4.1 IMA number | IMA1984-018
Crystallographic properties
crystal system | orthorhombic crystal class | 222 unit cell volume | 1794 Å^3 (cubic ångströms) d-spacing | 3.13 Å (ångströms) | 1.822 Å (ångströms) | 3.25 Å (ångströms) intensity | 100% | 80% | 80% molecules per unit cell | 3 molecules per cell 2V angle | π/20 radians≈9° (degrees) refractive indices | 2.1 | 2.184 | 2.185 | 0 | 0 | 0 dispersion | r < v | strong unit cell lengths | 7.29 Å (ångströms) | 12.59 Å (ångströms) | 19.55 Å (ångströms) unit cell angles | 90° (degrees) | 90° (degrees) | 90° (degrees)