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 901-960 of 5,084 specimens
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Cheremnykhite
Hardness: 5.5
Cherepanovite
Hardness: 6
Chernikovite
Hardness: 2 - 2.5
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Chernovite-(y)
Hardness: 4 - 5
Chernykhite
Hardness: 3 - 4
Chervetite
Hardness: 2 - 2.5
Chesnokovite
Chessexite

Chesterite
Hardness: 2 - 2.5
Chestermanite
Hardness: 6
Chevkinite-(ce)
Hardness: 5 - 5.5
Chiappinoite-(y)
Hardness: 6
Chiavennite
Hardness: 3

Chibaite
Hardness: 6.5 - 7

Childrenite
Hardness: 5
Chiluite
Hardness: 3
Chinchorroite
Hardness: 2.5
Chinleite-(y)
Hardness: 2.5 - 3

Chiolite
Hardness: 3.5 - 4
Chirvinskyite
Hardness: 5
Chistyakovaite
Hardness: 2.5
Chrysothallite

Chrysotile
Hardness: 2.5
Chubarovite
Hardness: 2
Chudobaite
Hardness: 2.5 - 3
Chukanovite
Hardness: 3.5 - 4
Chukhrovite-(ca)
Hardness: 3.5
Chukhrovite-(ce)
Hardness: 3
Chukhrovite-(nd)
Hardness: 3.5 - 4
Chukhrovite-(y)
Hardness: 3
Chukochenite
Chukotkaite
Churchite-(y)
Hardness: 3
Chursinite
Hardness: 3

Chvaleticeite
Hardness: 1.5
Chvilevaite
Hardness: 3
Cianciulliite
Hardness: 1 - 2

Cinnabar
Hardness: 2 - 2.5
Ciprianiite
Ciriottiite
Cirrolite
Hardness: 5 - 6
Clairite
Claraite
Claringbullite
Clarkeite
Hardness: 4 - 4.5

Claudetite
Hardness: 2.5

Clausthalite
Hardness: 2.5 - 3
Clearcreekite
Clerite
Hardness: 3.5 - 4
Cleusonite
Cliffordite
Hardness: 4
Clino-ferri-holmquistite
Hardness: 6
Clino-ferro-ferri-holmquistite
Hardness: 6
Clino-oscarkempffite
Hardness: 3 - 3.5
Clino-suenoite
Clinoatacamite
Hardness: 3
Clinobehoite
Hardness: 2 - 3
Clinobisvanite
Clinocervantite

Clinoclase
Hardness: 2.5 - 3
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