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 2821-2880 of 5,084 specimens
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Merrillite
Mertieite-i
Hardness: 5.5
Mertieite-ii
Hardness: 6
Merwinite
Hardness: 6
Mesaite
Hardness: 2
Mesolite
Hardness: 5
Messelite
Hardness: 3.5
Meta-aluminite
Hardness: 1 - 2
Meta-alunogen
Meta-ankoleite
Hardness: 2 - 3
Meta-autunite
Hardness: 2 - 2.5
Metaborite
Hardness: 5
Metacalciouranoite
Metacinnabar
Hardness: 3
Metadelrioite
Hardness: 2
Metahaiweeite
Hardness: 3.5
Metaheinrichite
Hardness: 2.5
Metahewettite
Metahohmannite
Metakahlerite
Hardness: 2 - 3
Metakirchheimerite
Hardness: 2 - 2.5
Metaköttigite
Metalodèvite
Hardness: 2 - 3
Metamunirite
Metanatroautunite
Hardness: 2 - 2.5
Metanováčekite
Hardness: 2.5
Metarauchite
Hardness: 2
Metarossite
Hardness: 1 - 2
Metasaléeite
Metaschoderite
Hardness: 2
Metaschoepite
Metasideronatrite
Hardness: 1.5 - 2.5
Metastibnite
Hardness: 2 - 3
Metastudtite
Metaswitzerite
Hardness: 2.5
Metatamboite
Metathénardite
Metatorbernite
Hardness: 2.5
Metatyuyamunite
Hardness: 2
Metauramphite
Metauranocircite-i
Hardness: 2 - 2.5
Metauranopilite
Metauranospinite
Hardness: 2 - 3
Metauroxite
Hardness: 2
Metavandendriesscheite
Hardness: 3
Metavanmeersscheite
Metavanuralite
Metavariscite
Hardness: 3.5
Metavauxite
Hardness: 3
Metavivianite
Hardness: 1.5 - 2
Metavoltine
Hardness: 2.5
Metazellerite
Hardness: 2
Metazeunerite
Hardness: 2 - 2.5
Meurigite-k
Hardness: 3
Meurigite-na
Hardness: 3
Meyerhofferite
Hardness: 2
Meymacite
Meyrowitzite
Hardness: 2
Mgriite
Hardness: 4.5 - 5
Mianningite
Hardness: 6
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