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.
45 specimens starting with "Y" (of 5,084 total)
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Yafsoanite
Hardness: 5.5
Yagiite
Hardness: 5 - 6
Yakhontovite
Hardness: 2 - 3
Yakovenchukite-(y)
Hardness: 5
Yancowinnaite
Hardness: 3
Yangite
Hardness: 5
Yangzhumingite
Hardness: 3
Yanomamite
Hardness: 3 - 4
Yarlongite
Hardness: 5.5 - 6
Yaroshevskite
Hardness: 3.5
Yaroslavite
Hardness: 4
Yarrowite
Hardness: 2.5
Yarzhemskiite
Yavapaiite
Hardness: 2.5 - 3
Yazganite
Hardness: 5
Ye'elimite
Yeatmanite
Hardness: 4
Yecoraite
Hardness: 3
Yedlinite
Hardness: 2.5
Yegorovite
Yeomanite
Yimengite
Hardness: 4
Yingjiangite
Hardness: 3 - 4
Yixunite
Hardness: 6
Yoderite
Hardness: 6
Yofortierite
Hardness: 2.5
Yoshimuraite
Hardness: 4.5
Yoshiokaite
Yttriaite-(y)
Hardness: 5 - 6
Yttrialite
Yttrialite-(y)
Hardness: 5 - 5.5
Yttropyrochlore
Yttrotantalite-(y)
Hardness: 5 - 5.5
Yttrotungstite-(ce)
Hardness: 1
Yttrotungstite-(y)
Hardness: 1
Yuanfuliite
Hardness: 5 - 6
Yuanjiangite
Hardness: 3.5 - 4
Yugawaralite
Hardness: 4.5
Yukonite
Hardness: 2 - 3
Yuksporite
Yurgensonite
Yurmarinite
Hardness: 4.5
Yushkinite
Hardness: 1
Yusupovite
Hardness: 5
Yvonite
Hardness: 3.5 - 4
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