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Mohs 5
minerals
The reference mineral for 5 is apatite.
← All properties
630
minerals · Mohs 5 minerals
Group
Apatite
Ca₅(PO₄)₃(F,Cl,OH)
Phosphate
Hexagonal
Mohs 5
Fluorapatite
Ca₅(PO₄)₃F
Phosphate
Hexagonal
Mohs 5
Hematite
Fe₂O₃
Oxides & Hydroxide
Hexagonal
Mohs 5–6
Rock
Lapis Lazuli
Rock — mainly lazurite
Silicate
Cubic
Mohs 5–5.5
Mineraloid
Obsidian
SiO₂-rich volcanic glass
Silicate
Amorphous
Mohs 5–5.5
Turquoise
CuAl₆(PO₄)₄(OH)₈·4H₂O
Phosphate
Triclinic
Mohs 5–6
Actinolite
Ca₂(Mg₄.₅₋₂.₅Fe²⁺₀.₅₋₂.₅)Si₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Adelite
CaMg(AsO₄)(OH)
Arsenate
Orthorhombic
Mohs 5
A
Aeschynite-(Ce)
(Ce,Ca,Fe,Th)(Ti,Nb)₂(O,OH)₆
Oxides & Hydroxide
Orthorhombic
Mohs 5–6
A
Aeschynite-(Nd)
(Nd,Ln,Ca)(Ti,Nb)₂(O,OH)₆
Oxides & Hydroxide
Orthorhombic
Mohs 5–6
Aeschynite-(Y)
(Y,Ln,Ca,Th)(Ti,Nb)₂(O,OH)₆
Oxides & Hydroxide
Orthorhombic
Mohs 5–6
Aheylite
Fe²⁺Al₆(PO₄)₄(OH)₈·4H₂O
Phosphate
Triclinic
Mohs 5–5.5
A
Alexkuznetsovite-(Ce)
Ce₂Mn(CO₃)(Si₂O₇)
Silicate
Monoclinic
Mohs 5
A
Alexkuznetsovite-(La)
La₂Mn(CO₃)(Si₂O₇)
Silicate
Monoclinic
Mohs 5
Alforsite
Ba₅(PO₄)₃Cl
Phosphate
Hexagonal
Mohs 5
A
Allabogdanite
(Fe,Ni)₂P
Native Element
Orthorhombic
Mohs 5–6
Alloclasite
CoAsS
Sulfosalt
Monoclinic
Mohs 5
A
Alloriite
(Na,K,Ca)₂₄(Na,Ca)₄Ca₄(Si,Al)₄₈O₉₆(SO₄)₄(SO₃,CO₃)₂(OH,Cl)₂(H₂O,OH)₄
Silicate
Hexagonal
Mohs 5
A
Alluaivite
Na₁₉(Ca,Mn²⁺)₆(Ti,Nb)₃Si₂₆O₇₄Cl·2H₂O
Silicate
Hexagonal
Mohs 5–6
Alluaudite
NaMnFe³⁺₂(PO₄)₃
Phosphate
Monoclinic
Mohs 5–5.5
A
Alsakharovite-Zn
NaSrKZn(Ti,Nb)₄(Si₄O₁₂)₂(O,OH)₄·7H₂O
Silicate
Monoclinic
Mohs 5
Group
Amphibole
A₀₋₁B₂C₅T₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6.5
Amstallite
CaAl[(Al,Si)₄O₈(OH)₂](OH)₂·(H₂O,Cl)
Silicate
Monoclinic
Mohs 3–5
Analcime
Na(AlSi₂O₆)·H₂O
Silicate
Tetragonal
Mohs 5–5.5
Andrianovite
Na₁₂(K,Sr,Ce)₃Ca₆Mn₃Zr₃Nb(Si₂₅O₇₃)(O,H₂O,OH)₅
Silicate
Hexagonal
Mohs 5
Aqualite
(H₃O)₈(Na,K,Sr)₅Ca₆Zr₃Si₂₆O₆₆(OH)₉Cl
Silicate
Hexagonal
Mohs 4–5
A
Aravaite
Ba₂Ca₁₈(SiO₄)₆(PO₄)₃(CO₃)F₃O
Silicate
Hexagonal
Mohs 5
Arctite
(Na₅Ca)Ca₆Ba(PO₄)₆F₃
Phosphate
Hexagonal
Mohs 5
Arfvedsonite
NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Arhbarite
Cu₂Mg(AsO₄)(OH)₃
Arsenate
Triclinic
Mohs 5
Armalcolite
(Mg,Fe²⁺)Ti₂O₅
Oxides & Hydroxide
Orthorhombic
Mohs 5
A
Arrheniusite-(Ce)
CaMg[(Ce₇Y₃)Ca₅](SiO₄)₃(Si₃B₃O₁₈)(AsO₄)(BO₃)F₁₁
Silicate
Hexagonal
Mohs 5
A
Arrojadite-(BaNa)
BaNa₃(NaCa)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂
Phosphate
Monoclinic
Mohs 4–5
A
Arrojadite-(KFe)
(KNa)Fe²⁺(CaNa₂)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂
Phosphate
Monoclinic
Mohs 5
A
Arrojadite-(KNa)
KNa₃(CaNa₂)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂
Phosphate
Monoclinic
Mohs 5
A
Arsenbrackebuschite
Pb₂(Fe³⁺,Zn)(AsO₄)₂(OH,H₂O)
Arsenate
Monoclinic
Mohs 4–5
Arsendescloizite
PbZn(AsO₄)(OH)
Arsenate
Orthorhombic
Mohs 4–5
A
Arsenoclasite
Mn²⁺₅(AsO₄)₂(OH)₄
Arsenate
Orthorhombic
Mohs 5–6
A
Arsenowagnerite
Mg₂(AsO₄)F
Arsenate
Monoclinic
Mohs 5
Ashcroftine-(Y)
K₅Na₅Y₁₂Si₂₈O₇₀(OH)₂(CO₃)₈·8H₂O
Silicate
Tetragonal
Mohs 5
Atelestite
Bi₂O(AsO₄)(OH)
Arsenate
Monoclinic
Mohs 4.5–5
A
Attakolite
CaMn²⁺Al₄(HSiO₄)(PO₄)₃(OH)₄
Silicate
Monoclinic
Mohs 5
Augelite
Al₂(PO₄)(OH)₃
Phosphate
Monoclinic
Mohs 4.5–5
Bafertisite
Ba₂Fe²⁺₄Ti₂(Si₂O₇)₂O₂(OH)₂F₂
Silicate
Monoclinic
Mohs 5
B
Baileychlore
(Zn,Fe²⁺,Al,Mg)₆(Si,Al)₄O₁₀(OH)₈
Silicate
Monoclinic
Mohs 5
B
Balliranoite
(Na,K)₆Ca₂(Si₆Al₆O₂₄)Cl₂(CO₃)
Silicate
Hexagonal
Mohs 5
Bario-olgite
Na(Na,Sr,Ce)₂Ba(PO₄)₂
Phosphate
Hexagonal
Mohs 4.5–5
B
Barroisite
(NaCa)(Mg₃Al₂)(Si₇Al)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
B
Batievaite-(Y)
Ca₂Y₂[(H₂O)₂ ]Ti(Si₂O₇)₂(OH)₂(H₂O)₂
Silicate
Triclinic
Mohs 5–5.5
Bauranoite
BaU₂O₇·4-5H₂O
Oxides & Hydroxide
Mohs 5
B
Bearthite
Ca₂Al(PO₄)₂(OH)
Phosphate
Monoclinic
Mohs 5
B
Bederite
Ca₂Mn²⁺₄Fe³⁺₂(PO₄)₆·2H₂O
Phosphate
Orthorhombic
Mohs 5
Bellbergite
(K,Ba,Sr)₂Sr₂Ca₂(Ca,Na)₄(Si,Al)₃₆O₇₂·30H₂O
Silicate
Hexagonal
Mohs 5
Belovite-(Ce)
NaCeSr₃(PO₄)₃F
Phosphate
Hexagonal
Mohs 5
B
Belovite-(La)
NaLaSr₃(PO₄)₃F
Phosphate
Hexagonal
Mohs 5
Bementite
Mn₇Si₆O₁₅(OH)₈
Silicate
Monoclinic
Mohs 4.5–6
B
Bennesherite
Ba₂Fe²⁺Si₂O₇
Silicate
Tetragonal
Mohs 5
Bergslagite
CaBe(AsO₄)(OH)
Arsenate
Monoclinic
Mohs 5
Berzeliite
(NaCa₂)Mg₂(AsO₄)₃
Arsenate
Cubic
Mohs 4.5–5
Beusite
Mn²⁺Mn²⁺₂(PO₄)₂
Phosphate
Monoclinic
Mohs 5
B
Beusite-(Ca)
CaMn²⁺₂(PO₄)₂
Phosphate
Monoclinic
Mohs 5
B
Biachellaite
(Na,Ca,K)₈(Si₆Al₆O₂₄)(SO₄)₂(OH)₀.₅·H₂O
Silicate
Hexagonal
Mohs 5
B
Billwiseite
Sb³⁺₅Nb₃WO₁₈
Tungstate
Monoclinic
Mohs 5
B
Biraite-(Ce)
Ce₂Fe²⁺(Si₂O₇)(CO₃)
Silicate
Monoclinic
Mohs 5
B
Biraite-(La)
La₂Fe²⁺(CO₃)(Si₂O₇)
Silicate
Monoclinic
Mohs 5
B
Bismutostibiconite
(Bi,Fe³⁺, )₂Sb⁵⁺₂O₇
Oxides & Hydroxide
Cubic
Mohs 4–5
Bismutotantalite
BiTaO₄
Oxides & Hydroxide
Orthorhombic
Mohs 5–5.5
B
Bohseite
Ca₄Be₃₊ₓAl₁₋ₓSi₉O₂₅₋ₓ(OH)₃₊ₓ (x = 0 to 1)
Silicate
Orthorhombic
Mohs 5–6
B
Bortolanite
Ca₂(Ca₁.₅Zr₀.₅)Na(NaCa)Ti(Si₂O₇)₂(OF)F₂
Silicate
Triclinic
Mohs 5
Brenkite
Ca₂(CO₃)F₂
Carbonate
Orthorhombic
Mohs 5
Brewsterite-Ba
Ba(Al₂Si₆)O₁₆·5H₂O
Silicate
Monoclinic
Mohs 5–5.5
B
Brianroulstonite
Ca₃B₅O₆(OH)₇Cl₂·8H₂O
Borate
Monoclinic
Mohs 5
Britholite-(Ce)
(Ce,Ca)₅(SiO₄)₃(OH)
Silicate
Monoclinic
Mohs 5
Brunogeierite
Fe²⁺₂Ge⁴⁺O₄
Oxides & Hydroxide
Cubic
Mohs 5
Burangaite
NaFe²⁺Al₅(PO₄)₄(OH)₆·2H₂O
Phosphate
Monoclinic
Mohs 5
Burpalite
Na₄Ca₂Zr₂(Si₂O₇)₂F₄
Silicate
Monoclinic
Mohs 5–6
Bystrite
(Na,K)₇Ca(Si₆Al₆)O₂₄(S²⁻)₁.₅·H₂O
Silicate
Hexagonal
Mohs 5
B
Byzantievite
Ba₅(Ca,REE,Y)₂₂(Ti,Nb)₁₈(SiO₄)₄[(PO₄),(SiO₄)]₄(BO₃)₉O₂₂[(OH),F]₄₃(H₂O)₁.₅
Silicate
Hexagonal
Mohs 4.5–5
Bøggildite
Na₂Sr₂Al₂(PO₄)F₉
Phosphate
Monoclinic
Mohs 4–5
Cabalzarite
CaMg₂(AsO₄)₂·2H₂O
Arsenate
Monoclinic
Mohs 5
Cafetite
CaTi₂O₅·H₂O
Oxides & Hydroxide
Monoclinic
Mohs 4–5
C
Calcinaksite
KNaCa(Si₄O₁₀)·H₂O
Silicate
Triclinic
Mohs 5
C
Calciocatapleiite
CaZrSi₃O₉·2H₂O
Silicate
Orthorhombic
Mohs 4.5–5
C
Calciosamarskite
(Ca,Fe,Y)(Nb,Ta,Ti)O₄
Oxides & Hydroxide
Monoclinic
Mohs 5–6
Calvertite
Cu₅Ge₀.₅S₄
Sulfide
Cubic
Mohs 4–5
Cancrinite
(Na,Ca, )₈(Al₆Si₆)O₂₄(CO₃,SO₄)₂·2H₂O
Silicate
Hexagonal
Mohs 5–6
Cancrisilite
Na₇(Si₇Al₅)O₂₄(CO₃)·3H₂O
Silicate
Hexagonal
Mohs 5
C
Carbokentbrooksite
(Na, )₁₂(Na,Ce)₃Ca₆Mn₃Zr₃NbSi₂₅O₇₃(OH)₃(CO₃)·H₂O
Silicate
Hexagonal
Mohs 5
C
Carlgieseckeite-(Nd)
NaNdCa₃(PO₄)₃F
Phosphate
Hexagonal
Mohs 5
Carrollite
CuCo₂S₄
Sulfide
Cubic
Mohs 4.5–5.5
Cebaite-(Ce)
Ba₃Ce₂(CO₃)₅F₂
Carbonate
Monoclinic
Mohs 4.5–5
Cebollite
Ca₅Al₂(SiO₄)₃(OH)₄
Silicate
Mohs 5
Cervandonite-(Ce)
(Ce,Nd,La)(Fe³⁺,Ti,Fe²⁺,Al)₃O₂(Si₂O₇)₁₋ₓ₊ᵧ(AsO₃)₁₊ₓ₋ᵧ(OH)₃ₓ₋₃ᵧ
Silicate
Hexagonal
Mohs 5
Cervantite
Sb³⁺Sb⁵⁺O₄
Oxides & Hydroxide
Orthorhombic
Mohs 4–5
C
Cesiokenopyrochlore
Nb₂(O,OH)₆Cs₁₋ₓ
Oxides & Hydroxide
Cubic
Mohs 5
Chabazite-Ca
Ca₂[Al₄Si₈O₂₄]·13H₂O
Silicate
Trigonal
Mohs 4–5
C
Chabazite-K
(K₂NaCa₀.₅)[Al₄Si₈O₂₄]·11H₂O
Silicate
Trigonal
Mohs 4–5
C
Chabazite-Na
(Na₃K)[Al₄Si₈O₂₄]·11H₂O
Silicate
Trigonal
Mohs 4–5
Charoite
(K,Sr,Ba,Mn)₁₅₋₁₆(Ca,Na)₃₂[Si₇₀(O,OH)₁₈₀](OH,F)₄·nH₂O
Silicate
Monoclinic
Mohs 5–6
C
Chengdeite
Ir₃Fe
Native Element
Cubic
Mohs 5
Cheralite
CaTh(PO₄)₂
Phosphate
Monoclinic
Mohs 5
Childrenite
Fe²⁺Al(PO₄)(OH)₂·H₂O
Phosphate
Orthorhombic
Mohs 5
C
Chirvinskyite
(Na,Ca)₁₃(Fe,Mn, )₂Ti₂(Zr,Ti)₃(Si₂O₇)₄(OH,O,F)₁₂
Silicate
Triclinic
Mohs 5
C
Chladniite
Na₃CaMg₁₁(PO₄)₉
Phosphate
Hexagonal
Mohs 4.5–5
Chlorapatite
Ca₅(PO₄)₃Cl
Phosphate
Hexagonal
Mohs 5
C
Chlorkyuygenite
Ca₁₂Al₁₄O₃₂[(H₂O)₄Cl₂]
Halide
Cubic
Mohs 5–5.5
C
Chrisstanleyite
Ag₂Pd₃Se₄
Sulfide
Monoclinic
Mohs 5
C
Clinoenstatite
Mg₂Si₂O₆
Silicate
Monoclinic
Mohs 5–6
Clinoferrosilite
Fe²⁺₂Si₂O₆
Silicate
Monoclinic
Mohs 5–6
Clinosafflorite
CoAs₂
Sulfide
Monoclinic
Mohs 4.5–5
Coffinite
U(SiO₄)·nH₂O
Silicate
Tetragonal
Mohs 5–6
Collinsite
Ca₂Mg(PO₄)₂·2H₂O
Phosphate
Triclinic
Mohs 3.5–5
Cooperite
PtS
Sulfide
Tetragonal
Mohs 4–5
Coronadite
Pb(Mn⁴⁺₆Mn³⁺₂)O₁₆
Oxides & Hydroxide
Monoclinic
Mohs 4.5–5
C
Coulsonite
Fe²⁺V³⁺₂O₄
Oxides & Hydroxide
Cubic
Mohs 4.5–5
Crandallite
CaAl₃(PO₄)(PO₃OH)(OH)₆
Phosphate
Hexagonal
Mohs 5
Crichtonite
Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈
Oxides & Hydroxide
Trigonal
Mohs 4.5–5
Cummingtonite
Mg₂Mg₅Si₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
C
Cuprokalininite
Cu(Cr³⁺Cr⁴⁺)S₄
Sulfide
Cubic
Mohs 4.5–5
Cuprorivaite
CaCuSi₄O₁₀
Silicate
Tetragonal
Mohs 5
Curite
Pb₃₊ₓ[(UO₂)₄O₄₊ₓ(OH)₃₋ₓ]₂·2H₂O
Oxides & Hydroxide
Orthorhombic
Mohs 4–5
Cuspidine
Ca₈(Si₂O₇)₂F₄
Silicate
Monoclinic
Mohs 5–6
C
Czochralskiite
Na₄Ca₃Mg(PO₄)₄
Phosphate
Orthorhombic
Mohs 4–5
C
Cámaraite
Ba₃NaFe²⁺₈Ti₄(Si₂O₇)₄O₄(OH)₄F₃
Silicate
Triclinic
Mohs 5
Darapiosite
KNa₂Mn₂(Li₂ZnSi₁₂)O₃₀
Silicate
Hexagonal
Mohs 5
D
Dargaite
BaCa₁₂(SiO₄)₄(SO₄)₂O₃
Silicate
Hexagonal
Mohs 4.5–5.5
Datolite
CaB(SiO₄)(OH)
Silicate
Monoclinic
Mohs 5–5.5
Daubréelite
FeCr₂S₄
Sulfide
Cubic
Mohs 5
Davanite
K₂TiSi₆O₁₅
Silicate
Triclinic
Mohs 5
D
Davinciite
Na₁₂K₃Ca₆Fe²⁺₃Zr₃(Si₂₆O₇₃OH)Cl₂
Silicate
Hexagonal
Mohs 5
D
Deanesmithite
Hg¹⁺₂Hg²⁺₃S₂O(CrO₄)
Chromate
Triclinic
Mohs 5
D
Delhuyarite-(Ce)
Ce₄Mg(Fe³⁺₂W) (Si₂O₇)₂O₆(OH)₂
Silicate
Monoclinic
Mohs 5–6
Denisovite
KCa₂Si₃O₈F
Silicate
Monoclinic
Mohs 4–5
D
Depmeierite
Na₈[Al₆Si₆O₂₄](PO₄,CO₃)₁₋ₓ·3H₂O (x< 0.5)
Silicate
Hexagonal
Mohs 5
Derbylite
Fe³⁺₄Ti⁴⁺₃Sb³⁺O₁₃(OH)
Oxides & Hydroxide
Monoclinic
Mohs 5
D
Diegogattaite
Na₂CaCu₂Si₈O₂₀·H₂O
Silicate
Monoclinic
Mohs 5–6
Dioptase
CuSiO₃·H₂O
Silicate
Hexagonal
Mohs 5
D
Diversilite-(Ce)
Na₂Ba₆Ce₂Fe²⁺Ti₃Si₁₂O₃₆(OH)₁₀·nH₂O
Silicate
Hexagonal
Mohs 5
Donpeacorite
(Mn,Mg)MgSi₂O₆
Silicate
Orthorhombic
Mohs 5–6
Dorrite
Ca₄[Mg₃Fe³⁺₉]O₄[Si₃Al₈Fe³⁺O₃₆]
Silicate
Triclinic
Mohs 5
Dualite
Na₃₀(Ca,Na,Ce,Sr)₁₂(Na,Mn,Fe,Ti)₆Zr₃Ti₃MnSi₅₁O₁₄₄(OH,H₂O,Cl)₉
Silicate
Hexagonal
Mohs 5
Durangite
NaAl(AsO₄)F
Arsenate
Monoclinic
Mohs 5–5.5
Eckermannite
NaNa₂(Mg₄Al)Si₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Edenite
NaCa₂Mg₅(Si₇Al)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Ekanite
Ca₂ThSi₈O₂₀
Silicate
Tetragonal
Mohs 4.5–5
E
Eliseevite
Na₁.₅Li{Ti₂O₂[Si₄O₁₀.₅(OH)₁.₅]}·2H₂O
Silicate
Monoclinic
Mohs 5
Ellinaite
CaCr₂O₄
Oxides & Hydroxide
Orthorhombic
Mohs 4.5–5
Elpidite
Na₂ZrSi₆O₁₅·3H₂O
Silicate
Orthorhombic
Mohs 5
Emeleusite
Na₂LiFe³⁺Si₆O₁₅
Silicate
Orthorhombic
Mohs 5–6
Emmonsite
Fe³⁺₂(Te⁴⁺O₃)₃·2H₂O
Oxides & Hydroxide
Triclinic
Mohs 5
Enstatite
Mg₂Si₂O₆
Silicate
Orthorhombic
Mohs 5–6
Eosphorite
Mn²⁺Al(PO₄)(OH)₂·H₂O
Phosphate
Orthorhombic
Mohs 5
Eudialyte
Na₁₅Ca₆Fe₃Zr₃Si(Si₂₅O₇₃)(O,OH,H₂O)₃(Cl,OH)₂
Silicate
Hexagonal
Mohs 5–6
E
Eveslogite
(Ca,K,Na,Sr,Ba)₄₈(Ti,Nb,Fe,Mn)₁₂(OH)₁₂Si₄₈O₁₄₄(OH,F,Cl)₁₄
Silicate
Monoclinic
Mohs 5
Fabrièsite
Na₃Al₃Si₃O₁₂·2H₂O
Silicate
Orthorhombic
Mohs 5–5.5
F
Farneseite
Na₄₆Ca₁₀(Si₄₂Al₄₂O₁₆₈)(SO₄)₁₂·6H₂O
Silicate
Hexagonal
Mohs 5
Faujasite-Na
(Na,Ca,Mg)₂(Si,Al)₁₂O₂₄·15H₂O
Silicate
Cubic
Mohs 4.5–5
Feinglosite
Pb₂Zn(AsO₄)₂·H₂O
Arsenate
Monoclinic
Mohs 4–5
F
Fenaksite
KNaFe²⁺Si₄O₁₀
Silicate
Triclinic
Mohs 5–5.5
Fencooperite
Ba₆Fe³⁺₃Si₈O₂₃(CO₃)₂Cl₃·H₂O
Silicate
Hexagonal
Mohs 4.5–5
F
Fengchengite
Na₁₂ ₃Ca₆Fe³⁺₃Zr₃Si(Si₂₅O₇₃)(H₂O)₃(OH)₂
Silicate
Hexagonal
Mohs 5
F
Ferro-actinolite
Ca₂(Mg₂.₅₋₀.₀Fe²⁺₂.₅₋₅.₀)Si₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Ferro-edenite
NaCa₂Fe²⁺₅(Si₇Al)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
F
Ferro-fluoro-edenite
NaCa₂Fe²⁺₅(Si₇AlO₂₂)F₂
Silicate
Monoclinic
Mohs 5–6
Ferro-hornblende
Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
F
Ferro-pargasite
NaCa₂(Fe²⁺₄Al)(Si₆Al₂)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Ferro-richterite
Na(NaCa)Fe²⁺₅Si₈O₂₂(OH)₂
Silicate
Mohs 5–6
F
Ferro-tschermakite
Ca₂(Fe²⁺₃Al₂)(Si₆Al₂)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
F
Ferroalluaudite
NaFe²⁺Fe³⁺₂(PO₄)₃
Phosphate
Monoclinic
Mohs 5
F
Ferrobobfergusonite
Na₂Fe²⁺₅Fe³⁺Al(PO₄)₆
Phosphate
Monoclinic
Mohs 5
Ferrokentbrooksite
Na₁₅Ca₆Fe²⁺₃Zr₃Nb(Si₂₅O₇₃)(O,OH,H₂O)₃(F,Cl)₂
Silicate
Hexagonal
Mohs 5–6
F
Ferromerrillite
Ca₉NaFe²⁺(PO₄)₇
Phosphate
Mohs 5
F
Ferronordite-(Ce)
Na₃SrCeFe²⁺Si₆O₁₇
Silicate
Orthorhombic
Mohs 5
F
Ferronordite-(La)
Na₃SrLaFe²⁺Si₆O₁₇
Silicate
Orthorhombic
Mohs 5
Fersmanite
Ca₄(Na,Ca)₄(Ti,Nb)₄(Si₂O₇)₂O₈F₃
Silicate
Monoclinic
Mohs 5–5.5
Fetiasite
(Fe²⁺,Fe³⁺,Ti⁴⁺)₃O₂As³⁺₂O₅
Oxides & Hydroxide
Monoclinic
Mohs 5
F
Filatovite
K(Al,Zn)₂(As,Si)₂O₈
Silicate
Monoclinic
Mohs 5–6
F
Flamite
Ca₈₋ₓ(Na,K)ₓ(SiO₄)₄₋ₓ(PO₄)ₓ
Silicate
Hexagonal
Mohs 5–5.5
Florencite-(Ce)
CeAl₃(PO₄)₂(OH)₆
Phosphate
Hexagonal
Mohs 5–6
Florencite-(La)
LaAl₃(PO₄)₂(OH)₆
Phosphate
Mohs 5
F
Florensovite
Cu(Cr₁.₅Sb₀.₅)S₄
Sulfosalt
Cubic
Mohs 5
F
Fluocerite-(La)
LaF₃
Halide
Hexagonal
Mohs 4–5
F
Fluorapophyllite-(Cs)
CsCa₄(Si₈O₂₀)F(H₂O)₈
Silicate
Tetragonal
Mohs 4.5–5
Fluorapophyllite-(K)
KCa₄Si₈O₂₀F·8H₂O
Silicate
Tetragonal
Mohs 4.5–5
F
Fluorapophyllite-(NH_4_)
(NH₄)Ca₄(Si₈O₂₀)F·8H₂O
Silicate
Tetragonal
Mohs 4.5–5
F
Fluorarrojadite-(BaFe)
Na₂CaBaFe²⁺Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)F₂
Phosphate
Monoclinic
Mohs 4–5
F
Fluorarrojadite-(BaNa)
BaNa₄CaFe₁₃Al(PO₄)₁₁(PO₃OH)F₂
Phosphate
Monoclinic
Mohs 4.5–5
F
Fluorbritholite-(Ce)
(Ce,Ca)₅(SiO₄)₃F
Silicate
Hexagonal
Mohs 5
F
Fluorcalciomicrolite
(Ca,Na, )₂Ta₂O₆F
Halide
Cubic
Mohs 4–5
Fluorcalciopyrochlore
(Ca,Na)₂(Nb,Ti)₂O₆F
Halide
Cubic
Mohs 5
F
Fluorcanasite
K₃Na₃Ca₅Si₁₂O₃₀F₄·H₂O
Silicate
Monoclinic
Mohs 5
Fluorcaphite
SrCaCa₃(PO₄)₃F
Phosphate
Hexagonal
Mohs 5
Fluorcarletonite
KNa₄Ca₄Si₈O₁₈(CO₃)₄F·H₂O
Silicate
Mohs 4.5–5
F
Fluorkyuygenite
Ca₁₂Al₁₄O₃₂[(H₂O)₄F₂]
Halide
Cubic
Mohs 5–5.5
Fluornatromicrolite
(Na₁.₅Bi₀.₅)Ta₂O₆F
Halide
Cubic
Mohs 5
F
Fluoro-tremolite
Ca₂Mg₅Si₈O₂₂F₂
Silicate
Monoclinic
Mohs 5–6
F
Fluorowardite
NaAl₃(PO₄)₂(OH)₂F₂·2H₂O
Phosphate
Tetragonal
Mohs 5
Fogoite-(Y)
Ca₂Y₂Na₃Ti(Si₂O₇)₂(OF)F₂
Silicate
Triclinic
Mohs 5
Footemineite
Ca₂Mn²⁺₅Be₄(PO₄)₆(OH)₄·6H₂O
Phosphate
Triclinic
Mohs 4.5–5
Franzinite
(Na,K)₃₀Ca₁₀(Si₃₀Al₃₀)O₁₂₀(SO₄)₁₀·2H₂O
Silicate
Hexagonal
Mohs 5
Freudenbergite
Na(Ti⁴⁺₃Fe³⁺)O₈
Oxides & Hydroxide
Monoclinic
Mohs 5
Friedelite
Mn²⁺₈Si₆O₁₅(OH)₁₀
Silicate
Monoclinic
Mohs 4–5
Gaidonnayite
Na₂ZrSi₃O₉·2H₂O
Silicate
Orthorhombic
Mohs 5
Gaitite
Ca₂Zn(AsO₄)₂·2H₂O
Arsenate
Triclinic
Mohs 5
G
Galuskinite
Ca₇(SiO₄)₃(CO₃)
Silicate
Monoclinic
Mohs 5
Gamagarite
Ba₂Fe³⁺(VO₄)₂(OH)
Vanadate
Monoclinic
Mohs 4.5–5
Garpenbergite
Mn₆AsSbO₁₀(OH)₂
Oxides & Hydroxide
Orthorhombic
Mohs 5
Gasparite-(Ce)
Ce(AsO₄)
Arsenate
Monoclinic
Mohs 4.5–5
Gatumbaite
CaAl₂(PO₄)₂(OH)₂·H₂O
Phosphate
Monoclinic
Mohs 5
Gayite
NaMnFe₅(PO₄)₄(OH)₆·2H₂O
Phosphate
Monoclinic
Mohs 4–5
Gehlenite
Ca₂Al(SiAl)O₇
Silicate
Tetragonal
Mohs 5–6
Geikielite
MgTiO₃
Oxides & Hydroxide
Hexagonal
Mohs 5–6
Georgbarsanovite
Na₁₂(Mn,Sr,REE)₃Ca₆Fe²⁺₃Zr₃NbSi₂₅O₇₆Cl₂·H₂O
Silicate
Hexagonal
Mohs 5
Georgechaoite
KNaZrSi₃O₉·2H₂O
Silicate
Orthorhombic
Mohs 5
G
Geversite
PtSb₂
Sulfide
Cubic
Mohs 4.5–5
G
Gjerdingenite-Ca
K₂Ca(Nb,Ti)₄(Si₄O₁₂)₂(O,OH)₄·6H₂O
Silicate
Monoclinic
Mohs 5
Gjerdingenite-Fe
K₂Fe(Nb,Ti)₄(Si₄O₁₂)₂(O,OH)₄·6H₂O
Silicate
Monoclinic
Mohs 5
G
Gjerdingenite-Mn
K₂Mn(Nb,Ti)₄(Si₄O₁₂)₂(O,OH)₄·6H₂O
Silicate
Monoclinic
Mohs 5
G
Gjerdingenite-Na
K₂Na(Nb,Ti)₄(Si₄O₁₂)₂(OH,O)₄·5H₂O
Silicate
Monoclinic
Mohs 5
G
Glagolevite
Na(Mg,Al)₆(Si₃Al)O₁₀(OH,O)₈
Silicate
Triclinic
Mohs 3–5
Glaucodot
(Co₀.₅Fe₀.₅)AsS
Sulfosalt
Orthorhombic
Mohs 5
Goedkenite
Sr₂Al(PO₄)₂(OH)
Phosphate
Monoclinic
Mohs 5
Goethite
FeO(OH)
Oxides & Hydroxide
Orthorhombic
Mohs 5–5.5
Gonnardite
(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O
Silicate
Tetragonal
Mohs 5
Gormanite
Fe²⁺₃Al₄(PO₄)₄(OH)₆·2H₂O
Phosphate
Triclinic
Mohs 4–5
Goyazite
SrAl₃(PO₄)(PO₃OH)(OH)₆
Phosphate
Hexagonal
Mohs 4.5–5
Graftonite
Fe²⁺Fe²⁺₂(PO₄)₂
Phosphate
Monoclinic
Mohs 5
G
Graftonite-(Ca)
CaFe²⁺₂(PO₄)₂
Phosphate
Monoclinic
Mohs 5
G
Graftonite-(Mn)
MnFe²⁺₂(PO₄)₂
Phosphate
Monoclinic
Mohs 5
G
Greenwoodite
Ba₂₋ₓ(V³⁺OH)ₓV³⁺₉(Fe³⁺,Fe²⁺)₂Si₂O₂₂
Silicate
Hexagonal
Mohs 5
G
Grigorievite
Cu₃Fe³⁺₂Al₂(VO₄)₆
Vanadate
Triclinic
Mohs 5
Grischunite
NaCa₂Mn²⁺₅Fe³⁺(AsO₄)₆·2H₂O
Arsenate
Orthorhombic
Mohs 5
Grumantite
NaSi₂O₄(OH)·H₂O
Silicate
Orthorhombic
Mohs 4–5
Grunerite
Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
Gudmundite
FeSbS
Sulfosalt
Monoclinic
Mohs 5–6
Gugiaite
Ca₂BeSi₂O₇
Silicate
Tetragonal
Mohs 5
H
Haggertyite
BaFe²⁺₄Fe³⁺₂Ti₅MgO₁₉
Oxides & Hydroxide
Hexagonal
Mohs 5
H
Hanawaltite
Hg¹⁺₆Hg²⁺O₃Cl₂
Halide
Orthorhombic
Mohs 5
Harrisonite
CaFe²⁺₆(SiO₄)₂(PO₄)₂
Silicate
Hexagonal
Mohs 5
Hastingsite
NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Silicate
Monoclinic
Mohs 5–6
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