Minerals
Minerals are naturally occurring inorganic substances with a specific chemical composition and crystalline structure. They are the building blocks of rocks and are classified by their chemical composition and crystal system.
Showing 781-840 of 5,084 specimens
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Carboborite
Hardness: 2
Carbobystrite
Hardness: 6
Carbocernaite
Hardness: 3
Carboirite
Hardness: 6
Carbokentbrooksite
Hardness: 5
Carbonatecyanotrichite
Hardness: 2
Cardite
Carducciite
Hardness: 2.5 - 3
Caresite
Hardness: 2
Carletonite
Hardness: 4 - 4.5
Carletonmooreite
Carlfrancisite
Carlfriesite
Hardness: 3.5
Carlgieseckeite-(nd)
Hardness: 5
Carlhintzeite
Carlinite
Hardness: 1.5 - 2
Carlosbarbosaite
Carlosruizite
Hardness: 2.5 - 3
Carlosturanite
Hardness: 2.5
Carlsbergite
Hardness: 7
Carlsonite
Hardness: 2
Carmeltazite
Carmichaelite
Hardness: 6
Carnallite
Hardness: 2.5
Carnotite
Hardness: 2
Carobbiite
Hardness: 2 - 2.5
Carpathite
Hardness: 1.5
Carpholite
Hardness: 5 - 5.5
Carraraite
Carrboydite
Caryinite
Hardness: 4
Caryochroite
Hardness: 2.5
Caryopilite
Hardness: 3 - 3.5
Cascandite
Hardness: 4.5 - 5.5
Caseyite
Hardness: 2 - 3
Cassagnaite
Cassedanneite
Hardness: 3.5
Cassidyite
Hardness: 3.5
Castellaroite
Hardness: 3.5
Caswellsilverite
Hardness: 2
Catalanoite
Hardness: 2
Catamarcaite
Hardness: 3.5
Catapleiite
Hardness: 5.5 - 6
Cattierite
Hardness: 4
Cattiite
Hardness: 2
Cavansite
Hardness: 3 - 4
Cavoite
Cayalsite-(y)
Hardness: 6.5
Caysichite-(y)
Hardness: 4.5
Cebaite-(ce)
Hardness: 4.5 - 5
Cebollite
Hardness: 5
Celadonite
Hardness: 2
Celleriite
Celsian
Hardness: 6 - 6.5
Centennialite
Cerchiaraite-(al)
Hardness: 4.5
Cerchiaraite-(fe)
Hardness: 4.5
Cerchiaraite-(mn)
Hardness: 4 - 5
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Cerianite-(ce)
Cerite
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