| Aegirine - 10Aegirine-augite - 7Albite - 10'Albite-Anorthite Series' - 7Alunite - 13'Alurgite' - 7'Amethyst' - 12Anilite - 13Antlerite - 13'Apatite' - 10, 13, 7, 6Ardennite-(As) - 10Atacamite - 13Azurite - 13Baryte - 10, 12'Bauxite' - 12Biotite - 13, 7Bixbyite - 10, 21, 7, 6'Blanfordite' - 22, 7Bornite - 13Braunite - 10, 22, 7, 6Brochantite - 13Calcite - 10, 13, 12, 7, 18Calderite - 15Cassiterite - 13Chalcocite - 13Chalcopyrite - 13'Chlorite Group' - 13'Clay' - 12'Coal' - 12Cobaltite - 13Copper - 13Corundum - 12Covellite - 13Cryptomelane - 4, 7Cuprite - 13Delafossite - 13Dellaventuraite - 10Diamond - 16, 18Diaspore - 12Digenite - 13Diopside - 7Djurleite - 13Dolomite - 12, 7Ecandrewsite - 11Epidote - 13, 7Erythrite - 13Fermorite - 21Ferri-winchite (of Leake 1978) - 10Fluorite - 13, 12Gahnite - 11'Garnet Group' - 11Gersdorffite - 13Goethite - 13Gold - 13, 12Graphite - 12 | Gypsum - 12Hausmannite - 7, 6Hematite - 13, 6Hollandite - 10, 7, 6'Hornblende' - 13Idaite - 13Jacobsite - 10, 7, 6'Juddite' - 10, 7'K Feldspar' - 6Kornite - 10Leakeite - 10Magnetite - 13Malachite - 13Manganite - 7Manganocummingtonite - 22'Manganophyllite' - 10, 7Microcline - 13, 7Molybdenite - 13Montmorillonite - 12Mooihoekite - 13Muscovite - 13, 7Nantokite - 13'Olivine' - 16Parvowinchite - 22, 20, 7, 5, 6Phlogopite - 16'Phosphorite' - 9Piemontite - 10, 7Pumpellyite-(Mn2+) - 7Pyrite - 13Pyrolusite - 7Pyrope - 12Pyrophanite - 6Pyrrhotite - 13Quartz - 10, 13, 12, 22, 7, 6Rhodonite - 22, 7, 6Richterite - 14Rutile - 10'Saussurite' - 13'Sericite' - 13Sillimanite - 7'Smectite Group' - 18Spessartine - 10, 22, 7, 6Sphalerite - 13Staurolite - 11Tenorite - 13Tilasite - 10Titanite - 13, 7'Tourmaline' - 7Tremolite - 10Tripuhyite - 10Uraninite - 13Winchite - 10, 7, 17Xenotime-(Y) - 19Zircon - 19'β-Vredenburgite' - 7 |