Mineral Database

Hexagonal (6)

Thumbnail of Apatite
Apatite

Formula: Ca5(PO4)3(F,Cl,OH)

System: Hexagonal

Thumbnail of Benitoite
Benitoite

Formula: BaTiSi3O9

System: Hexagonal

Thumbnail of Beryl
Beryl

Formula: Be3Al2Si6O18

System: Hexagonal

Thumbnail of Molybdenite
Molybdenite

Formula: MoS2

System: Hexagonal

Thumbnail of Nepheline
Nepheline

Formula: (Na,K)AlSiO4

System: Hexagonal

Thumbnail of Vanadinite
Vanadinite

Formula: Pb5(VO4)3Cl

System: Hexagonal

Hexagonal / Rhombohedral (1)

Thumbnail of Graphite
Graphite

Formula: C

System: Hexagonal / Rhombohedral

Isometric (28)

Thumbnail of Cattierite
Cattierite

Formula: CoS₂

System: Isometric

Thumbnail of Chromite
Chromite

Formula: FeCr₂O₄

System: Isometric

Thumbnail of Clausthalite
Clausthalite

Formula: PbSe

System: Isometric

Thumbnail of Coloradoite
Coloradoite

Formula: HgTe

System: Isometric

Thumbnail of Copper
Copper

Formula: Cu

System: Isometric

Thumbnail of Cuprite
Cuprite

Formula: Cu₂O

System: Isometric

Thumbnail of Diamond
Diamond

Formula: C

System: Isometric

Thumbnail of Fluorite
Fluorite

Formula: CaF₂

System: Isometric

Thumbnail of Galena
Galena

Formula: PbS

System: Isometric

Thumbnail of Gold
Gold

Formula: Au

System: Isometric

Thumbnail of Halite
Halite

Formula: NaCl

System: Isometric

Thumbnail of Iridium
Iridium

Formula: Ir

System: Isometric

Thumbnail of Iron
Iron

Formula: Fe

System: Isometric

Thumbnail of Kamacite
Kamacite

Formula: (Fe,Ni)

System: Isometric

Thumbnail of Magnetite
Magnetite

Formula: Fe₃O₄

System: Isometric

Thumbnail of Palladium
Palladium

Formula: Pd

System: Isometric

Thumbnail of Periclase
Periclase

Formula: MgO

System: Isometric

Thumbnail of Platinum
Platinum

Formula: Pt

System: Isometric

Thumbnail of Pyrite
Pyrite

Formula: FeS₂

System: Isometric

Thumbnail of Silver
Silver

Formula: Ag

System: Isometric

Thumbnail of Skutterudite
Skutterudite

Formula: (Co,Ni,Fe)As₃

System: Isometric

Thumbnail of Sperrylite
Sperrylite

Formula: PtAs₂

System: Isometric

Thumbnail of Sphalerite
Sphalerite

Formula: (Zn,Fe)S

System: Isometric

Thumbnail of Spinel
Spinel

Formula: MgAl₂O₄

System: Isometric

Thumbnail of Sylvite
Sylvite

Formula: KCl

System: Isometric

Thumbnail of Tennantite
Tennantite

Formula: (Cu,Fe)₁₂As₄S₁₃

System: Isometric

Thumbnail of Tetrahedrite
Tetrahedrite

Formula: (Cu,Fe)₁₂Sb₄S₁₃

System: Isometric

Thumbnail of Uvarovite
Uvarovite

Formula: Ca3Cr2(SiO4)3

System: Isometric

Monoclinic (31)

Thumbnail of Acanthite
Acanthite

Formula: Ag₂S

System: Monoclinic

Thumbnail of Aegirine
Aegirine

Formula: NaFe3+Si2O6

System: Monoclinic

Thumbnail of Antigorite
Antigorite

Formula: (Mg,Fe2+)3Si2O5(OH)4

System: Monoclinic

Thumbnail of Arsenopyrite
Arsenopyrite

Formula: FeAsS

System: Monoclinic

Thumbnail of Augite
Augite

Formula: (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)₂O₆

System: Monoclinic

Thumbnail of Azurite
Azurite

Formula: Cu₃(CO₃)₂(OH)₂

System: Monoclinic

Thumbnail of Biotite
Biotite

Formula: K(Mg,Fe2+)3AlSi3O10(OH,F)2

System: Monoclinic

Thumbnail of Borax
Borax

Formula: Na₂B₄O₇·10H₂O

System: Monoclinic

Thumbnail of Calaverite
Calaverite

Formula: AuTe₂

System: Monoclinic

Thumbnail of Chalcocite
Chalcocite

Formula: Cu₂S

System: Monoclinic

Thumbnail of Clinoclase
Clinoclase

Formula: Cu₃(AsO₄)(OH)₃

System: Monoclinic

Thumbnail of Colemanite
Colemanite

Formula: Ca₂B₆O₁₁·5H₂O

System: Monoclinic

Thumbnail of Crocoite
Crocoite

Formula: PbCrO₄

System: Monoclinic

Thumbnail of Cummingtonite
Cummingtonite

Formula: Mg7Si8O22(OH)2

System: Monoclinic

Thumbnail of Diopside
Diopside

Formula: CaMgSi₂O₆

System: Monoclinic

Thumbnail of Epidote
Epidote

Formula: Ca2(Al,Fe3+)3(SiO4)3(OH)

System: Monoclinic

Thumbnail of Ferberite
Ferberite

Formula: FeWO₄

System: Monoclinic

Thumbnail of Gibbsite
Gibbsite

Formula: Al(OH)₃

System: Monoclinic

Thumbnail of Gypsum
Gypsum

Formula: CaSO₄·2H₂O

System: Monoclinic

Thumbnail of Halloysite
Halloysite

Formula: Al2Si2O5(OH)4

System: Monoclinic

Thumbnail of Hornblende
Hornblende

Formula: General formula for a complex amphibole group (highly variable)

System: Monoclinic

Thumbnail of Huebnerite
Huebnerite

Formula: MnWO₄

System: Monoclinic

Thumbnail of Jamesonite
Jamesonite

Formula: Pb₄FeSb₆S₁₄

System: Monoclinic

Thumbnail of Kernite
Kernite

Formula: Na₂B₄O₆(OH)₂·3H₂O

System: Monoclinic

Thumbnail of Malachite
Malachite

Formula: Cu₂CO₃(OH)₂

System: Monoclinic

Thumbnail of Orpiment
Orpiment

Formula: As₂S₃

System: Monoclinic

Thumbnail of Papagoite
Papagoite

Formula: CaCuAlSi2O6(OH)3

System: Monoclinic

Thumbnail of Realgar
Realgar

Formula: AsS

System: Monoclinic

Thumbnail of Sylvanite
Sylvanite

Formula: AgAuTe₄

System: Monoclinic

Thumbnail of Talc
Talc

Formula: Mg₃Si₄O₁₀(OH)₂

System: Monoclinic

Thumbnail of Wolframite
Wolframite

Formula: (Fe,Mn)WO₄

System: Monoclinic

Orthorhombic (27)

Thumbnail of Anglesite
Anglesite

Formula: PbSO₄

System: Orthorhombic

Thumbnail of Anhydrite
Anhydrite

Formula: CaSO₄

System: Orthorhombic

Thumbnail of Antlerite
Antlerite

Formula: Cu₃(SO₄)(OH)₄

System: Orthorhombic

Thumbnail of Aragonite
Aragonite

Formula: CaCO₃

System: Orthorhombic

Thumbnail of Barite
Barite

Formula: BaSO₄

System: Orthorhombic

Thumbnail of Bornite
Bornite

Formula: Cu₅FeS₄

System: Orthorhombic

Thumbnail of Bournonite
Bournonite

Formula: PbCuSbS₃

System: Orthorhombic

Thumbnail of Celestine
Celestine

Formula: SrSO₄

System: Orthorhombic

Thumbnail of Cerussite
Cerussite

Formula: PbCO₃

System: Orthorhombic

Thumbnail of Cobaltite
Cobaltite

Formula: CoAsS

System: Orthorhombic

Thumbnail of Diaspore
Diaspore

Formula: AlO(OH)

System: Orthorhombic

Thumbnail of Enargite
Enargite

Formula: Cu₃AsS₄

System: Orthorhombic

Thumbnail of Enstatite
Enstatite

Formula: MgSiO3

System: Orthorhombic

Thumbnail of Fayalite
Fayalite

Formula: Fe2SiO4

System: Orthorhombic

Thumbnail of Forsterite
Forsterite

Formula: Mg2SiO4

System: Orthorhombic

Thumbnail of Goethite
Goethite

Formula: Fe³⁺O(OH)

System: Orthorhombic

Thumbnail of Hashemite
Hashemite

Formula: Ba(Cr,S)O₄

System: Orthorhombic

Thumbnail of Hemimorphite
Hemimorphite

Formula: Zn4Si2O7(OH)2⋅H2O

System: Orthorhombic

Thumbnail of Humite
Humite

Formula: (Mg,Fe2+)7(SiO4)3(F,OH)2

System: Orthorhombic

Thumbnail of Marcasite
Marcasite

Formula: FeS₂

System: Orthorhombic

Thumbnail of Niter
Niter

Formula: KNO₃

System: Orthorhombic

Thumbnail of Stibnite
Stibnite

Formula: Sb₂S₃

System: Orthorhombic

Thumbnail of Strontianite
Strontianite

Formula: SrCO₃

System: Orthorhombic

Thumbnail of Sulfur
Sulfur

Formula: S₈

System: Orthorhombic

Thumbnail of Tanzanite
Tanzanite

Formula: Ca2Al3(SiO4)3(OH)

System: Orthorhombic

Thumbnail of Witherite
Witherite

Formula: BaCO₃

System: Orthorhombic

Thumbnail of Zoisite
Zoisite

Formula: Ca2Al3(SiO4)3(OH)

System: Orthorhombic

Tetragonal (17)

Thumbnail of Anatase
Anatase

Formula: TiO₂

System: Tetragonal

Thumbnail of Apophyllite
Apophyllite

Formula: KCa₄Si₈O₂₀(F,OH)·8H₂O

System: Tetragonal

Thumbnail of Cassiterite
Cassiterite

Formula: SnO₂

System: Tetragonal

Thumbnail of Chalcopyrite
Chalcopyrite

Formula: CuFeS₂

System: Tetragonal

Thumbnail of Diaboleite
Diaboleite

Formula: Pb2CuCl2(OH)4

System: Tetragonal

Thumbnail of Gallite
Gallite

Formula: CuGaS2

System: Tetragonal

Thumbnail of Idocrase (Vesuvianite)
Idocrase (Vesuvianite)

Formula: Ca₁₀(Mg,Fe)₂Al₄(SiO₄)₅(Si₂O₇)₂(OH,F)₄

System: Tetragonal

Thumbnail of Luzonite
Luzonite

Formula: Cu3AsS4

System: Tetragonal

Thumbnail of Phosgenite
Phosgenite

Formula: Pb₂CO₃Cl₂

System: Tetragonal

Thumbnail of Pyrolusite
Pyrolusite

Formula: MnO₂

System: Tetragonal

Thumbnail of Rutile
Rutile

Formula: TiO₂

System: Tetragonal

Thumbnail of Scapolite
Scapolite

Formula: (Na,Ca)₄(Al₃Si₉O₂₄)Cl

System: Tetragonal

Thumbnail of Scheelite
Scheelite

Formula: CaWO4

System: Tetragonal

Thumbnail of Stannite
Stannite

Formula: Cu₂FeSnS₄

System: Tetragonal

Thumbnail of Tin
Tin

Formula: Sn

System: Tetragonal

Thumbnail of Wulfenite
Wulfenite

Formula: PbMoO₄

System: Tetragonal

Thumbnail of Zircon
Zircon

Formula: ZrSiO4

System: Tetragonal

Tetragonal / Orthorhombic (1)

Thumbnail of Cristobalite
Cristobalite

Formula: SiO2

System: Tetragonal / Orthorhombic

Triclinic (8)

Thumbnail of Amazonite
Amazonite

Formula: KAlSi3O8

System: Triclinic

Thumbnail of Amblygonite
Amblygonite

Formula: (Li,Na)AlPO4(F,OH)

System: Triclinic

Thumbnail of Kyanite
Kyanite

Formula: Al2SiO5

System: Triclinic

Thumbnail of Labradorite
Labradorite

Formula: (Na,Ca)1(Si,Al)4O8

System: Triclinic

Thumbnail of Lópezite
Lópezite

Formula: K2Cr2O7

System: Triclinic

Thumbnail of Microcline
Microcline

Formula: KAlSi3O8

System: Triclinic

Thumbnail of Rhodonite
Rhodonite

Formula: MnSiO3

System: Triclinic

Thumbnail of Turquoise
Turquoise

Formula: CuAl₆(PO₄)₄(OH)₈·4H₂O

System: Triclinic

Trigonal (17)

Thumbnail of Amethyst
Amethyst

Formula: SiO₂

System: Trigonal

Thumbnail of Aventurine
Aventurine

Formula: SiO₂

System: Trigonal

Thumbnail of Benstonite
Benstonite

Formula: Ba₆Ca₆Mg(CO₃)₁₃

System: Trigonal

Thumbnail of Brucite
Brucite

Formula: Mg(OH)2

System: Trigonal

Thumbnail of Calcite
Calcite

Formula: CaCO₃

System: Trigonal

Thumbnail of Dioptase
Dioptase

Formula: CuSiO₃·H₂O

System: Trigonal

Thumbnail of Eudialyte
Eudialyte

Formula: Na15Ca6(Fe2+,Mn2+)3Zr3(Si25O73)(O,OH,H2O)3(Cl,OH)2

System: Trigonal

Thumbnail of Ilmenite
Ilmenite

Formula: FeTiO3

System: Trigonal

Thumbnail of Magnesite
Magnesite

Formula: MgCO₃

System: Trigonal

Thumbnail of Nitratine
Nitratine

Formula: NaNO₃

System: Trigonal

Thumbnail of Proustite
Proustite

Formula: Ag₃AsS₃

System: Trigonal

Thumbnail of Quartz
Quartz

Formula: SiO2

System: Trigonal

Thumbnail of Rhodochrosite
Rhodochrosite

Formula: MnCO₃

System: Trigonal

Thumbnail of Rose Quartz
Rose Quartz

Formula: SiO₂

System: Trigonal

Thumbnail of Siderite
Siderite

Formula: FeCO₃

System: Trigonal

Thumbnail of Smithsonite
Smithsonite

Formula: ZnCO₃

System: Trigonal

Thumbnail of Tourmaline
Tourmaline

Formula: Na(Mg,Fe,Mn,Li,Al)3Al6Si6O18(BO3)3(OH)4

System: Trigonal