The open encyclopedia of minerals
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Mineralogist
The Open Mineral Encyclopedia
Minerals A–Z
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Chemical
classes
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782
Oxides & Hydroxides
Metal + oxygen or hydroxyl (OH).
111
Borates
Contain boron-oxygen groups.
277
Halides
Metal + halogen (Cl, F, Br, I); includes oxyhalides.
10
Iodates
Contain the IO₃ group.
20
Nitrates
Contain the NO₃ group.
98
Organic Minerals
Carbon-based mineral species (oxalates, hydrocarbons, resins).
493
Sulfates
Contain the SO₄ group.
418
Sulfides
Metal + sulfur; includes arsenides, selenides and tellurides.
425
Arsenates
Contain the AsO₄ group.
14
Chromates
Contain the CrO₄ group.
1673
Silicates
Built on the SiO₄ tetrahedron; the largest class.
108
Vanadates
Contain the VO₄ group.
263
Carbonates
Contain the CO₃ group.
28
Molybdates
Contain the MoO₄ group.
637
Phosphates
Contain the PO₄ group.
406
Sulfosalts
Complex sulfides with semimetals (As, Sb, Bi).
25
Tungstates
Contain the WO₄ group.
158
Native Elements
Single elements and alloys; includes carbides, nitrides and phosphides.