Input interpretation
admontite (mineral) | ericaite (mineral)
Images
Images
General properties
| admontite | ericaite formula | MgB_6O_10·7(H_2O) | (Fe^(2+), Mg, Mn)_3B_7O_13Cl discovery year | 1979 | 1950
Basic properties
| admontite | ericaite density | 1.845 g/cm^3 | 3.22 g/cm^3 transparency | transparent | transparent birefringence | 0.062 | 0.024 luster | vitreous | vitreous | glassy Mohs hardness | 5/2 | 7.25 streak | white | white magnetism | nonmagnetic | nonmagnetic color | colorless | purple | light green | red | black | brown fracture | conchoidal | conchoidal | uneven molar mass | 375.3 g/mol | 458 g/mol
Units
Mineral identifiers
| admontite | ericaite Strunz ID | V/H.17-10 | V/L.04-20 Dana ID | 26.6.3.1 | 25.6.1.2 IMA number | IMA1978-012 | ICSD number | ICSD34190 | ICSD9290 (Mg)
Crystallographic properties
| admontite | ericaite crystal system | monoclinic | orthorhombic crystal class | 2/m | mm2 unit cell volume | 1361 Å^3 (cubic ångströms) | 907.4 Å^3 (cubic ångströms) d-spacing | 7.6 Å (ångströms) | 2.68 Å (ångströms) | 12.08 Å (ångströms) | 3.04 Å (ångströms) | 2.06 Å (ångströms) | 2.72 Å (ångströms) | 2.15 Å (ångströms) | 1.83 Å (ångströms) | 3.51 Å (ångströms) | 1.24 Å (ångströms) | 1.47 Å (ångströms) intensity | 100% | 90% | 90% | 100% | 70% | 60% | 50% | 40% | 40% | 30% | 20% molecules per unit cell | 4 molecules per cell | 4 molecules per cell 2V angle | π/6 radians≈30° (degrees) | 0 radians≈0° (degrees) refractive indices | 1.442 | 0 | 0 | 0 | 0 | 0 | 1.731 | 0 | 0 | 0 | 0 | 0 dispersion | none | r > v unit cell lengths | 12.68 Å (ångströms) | 10.07 Å (ångströms) | 11.32 Å (ångströms) | 8.58 Å (ångströms) | 8.69 Å (ångströms) | 12.17 Å (ångströms) unit cell angles | 90° (degrees) | 109.7° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees)
Wikipedia summary
Admontite
Admontite is a hydrated magnesium borate mineral with formula MgB_6O_10·7H_2O.