| Group 1 - Elements | | Diamond | 1.CB.10a | | | Group 4 - Oxides and Hydroxides | | Chromite | 4.BB.05 | | | Hematite | 4.CB.05 | | | Magnetite | 4.BB.05 | | | Group 7 - Sulphates, Chromates, Molybdates and Tungstates | | Baryte | 7.AD.35 | | | Group 9 - Silicates | | Palygorskite | 9.EE.20 | | | Unclassified Minerals | | 'Garnet Group' | - | | X | | Z | | (TO | | ) | | (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) |
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