Input interpretation
![ferrotantalite (mineral)](../image_source/1a01737c9c64dedaa60cf6baa9d9dcec.png)
ferrotantalite (mineral)
Image
![Image](../image_source/e8a8b7fa567cbe67f32281921d17c9eb.png)
Image
General properties
![alternate names | tantalite | tantalite-Fe | tantalite-iron formula | Fe^(2+)Ta_2O_6](../image_source/6ca425c1764dd4bdcf71fb2b5d0a5cb3.png)
alternate names | tantalite | tantalite-Fe | tantalite-iron formula | Fe^(2+)Ta_2O_6
Basic properties
![density | 8.2 g/cm^3 transparency | opaque birefringence | 0.17 luster | submetallic Mohs hardness | 6.25 streak | black brown magnetism | nonmagnetic color | brownish black | black fracture | brittle | conchoidal molar mass | 513.7 g/mol (grams per mole)](../image_source/b08c90dc7376891bfb7432ede049f6ea.png)
density | 8.2 g/cm^3 transparency | opaque birefringence | 0.17 luster | submetallic Mohs hardness | 6.25 streak | black brown magnetism | nonmagnetic color | brownish black | black fracture | brittle | conchoidal molar mass | 513.7 g/mol (grams per mole)
Units
Mineral identifiers
![Strunz ID | IV/D.18-50 Dana ID | 8.3.2.1](../image_source/f3aad43c83e08f84a47f980bbd56e697.png)
Strunz ID | IV/D.18-50 Dana ID | 8.3.2.1
Crystallographic properties
![crystal system | orthorhombic crystal class | 2/m2/m2/m unit cell volume | 414.5 Å^3 (cubic ångströms) d-spacing | 2.96 Å (ångströms) | 3.66 Å (ångströms) | 1.721 Å (ångströms) intensity | 100% | 50% | 20% molecules per unit cell | 4 molecules per cell refractive indices | 2.26 | 2.35 | 2.43 | 0 | 0 | 0 unit cell lengths | 5.73 Å (ångströms) | 14.24 Å (ångströms) | 5.08 Å (ångströms) unit cell angles | 90° (degrees) | 90° (degrees) | 90° (degrees)](../image_source/bcd01e285fa0559d91efa7c759046d66.png)
crystal system | orthorhombic crystal class | 2/m2/m2/m unit cell volume | 414.5 Å^3 (cubic ångströms) d-spacing | 2.96 Å (ångströms) | 3.66 Å (ångströms) | 1.721 Å (ångströms) intensity | 100% | 50% | 20% molecules per unit cell | 4 molecules per cell refractive indices | 2.26 | 2.35 | 2.43 | 0 | 0 | 0 unit cell lengths | 5.73 Å (ångströms) | 14.24 Å (ångströms) | 5.08 Å (ångströms) unit cell angles | 90° (degrees) | 90° (degrees) | 90° (degrees)