Input interpretation
ferberite (mineral) | hydrocerussite (mineral)
Images
Images
General properties
| ferberite | hydrocerussite alternate names | ferrotungstate | iron tungstate | hydrocerusite formula | Fe^(2+)WO_4 | Pb_3(CO_3)_2(OH)_2 discovery year | 1863 |
Basic properties
| ferberite | hydrocerussite density | 7.45 g/cm^3 | 6.8 g/cm^3 transparency | opaque | transparent | translucent birefringence | 0.159 | 0.15 luster | adamantine | metallic | submetallic | adamantine | pearly Mohs hardness | 4.25 | 3.5 tenacity | brittle | brittle streak | brownish black | white magnetism | nonmagnetic | nonmagnetic color | black | colorless | gray | white fracture | brittle | uneven | brittle molar mass | 303.7 g/mol | 775.6 g/mol
Units
Mineral identifiers
| ferberite | hydrocerussite Strunz ID | IV/D.16-20 | V/C.08-10 Dana ID | 48.1.1.2 | 16a.2.2.1 ICSD number | ICSD64733 | ICSD30357
Crystallographic properties
| ferberite | hydrocerussite crystal system | monoclinic | trigonal crystal class | 2/m | 3m unit cell volume | 133 Å^3 (cubic ångströms) | 564.5 Å^3 (cubic ångströms) d-spacing | 2.941 Å (ångströms) | 4.75 Å (ångströms) | 3.752 Å (ångströms) | 2.623 Å (ångströms) | 3.29 Å (ångströms) | 3.61 Å (ångströms) intensity | 100% | 45% | 35% | 100% | 90% | 90% molecules per unit cell | 2 molecules per cell | 3 molecules per cell 2V angle | 7 π/18 radians≈70° (degrees) | refractive indices | 2.255 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.94 | 0 dispersion | r > v | strong | unit cell lengths | 4.76 Å (ångströms) | 5.68 Å (ångströms) | 4.92 Å (ångströms) | 5.24 Å (ångströms) | 23.74 Å (ångströms) | 23.74 Å (ångströms) unit cell angles | 90° (degrees) | 90.02° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees) | 120° (degrees)
Wikipedia summary
Ferberite
Ferberite is the iron endmember of the manganese - iron wolframite solid solution series. The manganese endmember is hübnerite. Ferberite is a black monoclinic mineral composed of iron(II) tungstate, FeWO_4.