jadeite vs manandonite

jadeite (mineral) | manandonite (mineral)

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| jadeite | manandonite alternate names | jadeita | yunnan jade | yu-stone | chloromelanite | jade | (none) formula | Na(Al, Fe^(3+))Si_2O_6 | Li_2Al_4[(Si_2AlB)O_10](OH)_8 discovery year | 1863 | 1912

| jadeite | manandonite density | 3.3 g/cm^3 | 2.89 g/cm^3 transparency | translucent | subtranslucent | transparent | translucent birefringence | 0.0165 | 0.01 luster | vitreous | glassy | pearly Mohs hardness | 6.5 | 3 streak | white | white magnetism | nonmagnetic | nonmagnetic color | green | white | pale bluish gray | grayish green | pale purple | colorless | pearl white fracture | tough | micaceous molar mass | 205 g/mol | 511.8 g/mol

| jadeite | manandonite Strunz ID | VIII/F.01-130 | VIII/H.23-100 Dana ID | 65.1.3c.1 | 71.1.2c.6 ICSD number | ICSD10232 |

| jadeite | manandonite crystal system | monoclinic | triclinic crystal class | 2/m | 1 unit cell volume | 401.2 Å^3 (cubic ångströms) | 613 Å^3 (cubic ångströms) d-spacing | 2.83 Å (ångströms) | 2.42 Å (ångströms) | 2.92 Å (ångströms) | 6.92 Å (ångströms) | 3.447 Å (ångströms) | 2.376 Å (ångströms) intensity | 100% | 90% | 80% | 100% | 80% | 35% molecules per unit cell | 4 molecules per cell | 2 molecules per cell 2V angle | 37 π/90 radians≈74° (degrees) | π/12 radians≈15° (degrees) refractive indices | 1.664 | 1.669 | 1.68 | 0 | 0 | 0 | 1.6 | 0 | 0 | 0 | 0 | 0 dispersion | r < v | r < v | weak unit cell lengths | 9.418 Å (ångströms) | 8.562 Å (ångströms) | 5.219 Å (ångströms) | 5.07 Å (ångströms) | 8.776 Å (ångströms) | 13.78 Å (ångströms) unit cell angles | 90° (degrees) | 107.6° (degrees) | 90° (degrees) | 90.09° (degrees) | 90.12° (degrees) | 89.97° (degrees)