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 1921-1980 of 5,084 specimens
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Hydropyrochlore
Hardness: 4 - 4.5
Hydroromarchite
Hydroscarbroite
Hydrotalcite
Hardness: 2
Hydroterskite
Hydrotungstite
Hardness: 2
Hydrowoodwardite
Hydroxyapophyllite-(k)
Hardness: 4 - 5
Hydroxycalciomicrolite
Hardness: 5 - 6
Hydroxycalciopyrochlore
Hardness: 5 - 6
Hydroxycalcioroméite
Hardness: 5.5
Hydroxycancrinite
Hardness: 6
Hydroxyferroroméite
Hydroxykenoelsmoreite
Hardness: 3
Hydroxykenomicrolite
Hydroxykenopyrochlore
Hydroxylapatite
Hardness: 5
Hydroxylbastnäsite-(ce)
Hardness: 4
Hydroxylbastnäsite-(nd)
Hardness: 1 - 2
Hydroxylborite
Hardness: 3.5
Hydroxylchondrodite
Hardness: 6
Hydroxylclinohumite
Hardness: 6.5
Hydroxyledgrewite
Hardness: 5.5 - 6.5
Hydroxylellestadite
Hardness: 4.5
Hydroxylgugiaite
Hardness: 5
Hydroxylhedyphane
Hydroxylherderite
Hardness: 5 - 5.5
Hydroxylpyromorphite
Hydroxylwagnerite
Hydroxymanganopyrochlore
Hydroxymcglassonite-(k)
Hydroxynatropyrochlore
Hardness: 5
Hydroxyplumbopyrochlore
Hydrozincite
Hardness: 2 - 2.5
Hylbrownite
Hypercinnabar
Hardness: 3
Hyršlite
Hyttsjöite
Ianbruceite
Hardness: 1
Iangreyite
Ianthinite
Hardness: 2 - 3
Ice
Hardness: 1.5
Ice-vii
Ichnusaite
Icosahedrite
Idrialite
Hardness: 1.5
Iimoriite-(y)
Hardness: 5.5 - 6
Ikaite
Ikunolite
Hardness: 2
Ilímaussite-(ce)
Hardness: 4
Ilinskite
Hardness: 1.5
Ilmajokite-(ce)
Hardness: 1
Ilsemannite
Iltisite
Ima2019-039
Imandrite
Hardness: 5 - 5.5
Imhofite
Hardness: 2
Imiterite
Hardness: 2.5 - 3
Imogolite
Hardness: 2 - 3
Inaglyite
Hardness: 5.5
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