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Triclinic minerals

No axes at 90°; lowest symmetry.

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629 minerals · Triclinic minerals
GroupFeldspar specimen
Feldspar (K,Na,Ca)(Al,Si)₄O₈
SilicateTriclinicMohs 6–6.5
VarietyLabradorite specimen
Labradorite (Ca,Na)(Al,Si)₄O₈
SilicateTriclinicMohs 6–6.5
Rhodonite specimen
Rhodonite CaMn₃Mn(Si₅O₁₅)
SilicateTriclinicMohs 5.5–6.5
Turquoise specimen
Turquoise CuAl₆(PO₄)₄(OH)₈·4H₂O
PhosphateTriclinicMohs 5–6
Abelsonite specimen
Abelsonite NiC₃₁H₃₂N₄
Organic MineralTriclinicMohs 3
Abramovite specimen
Abramovite Pb₂SnInBiS₇
SulfosaltTriclinic
Adamsite-(Y) specimen
Adamsite-(Y) NaY(CO₃)₂·6H₂O
CarbonateTriclinicMohs 3
A
Addibischoffite Ca₂Al₆Al₆O₂₀
Oxides & HydroxideTriclinic
Aenigmatite specimen
Aenigmatite Na₄[Fe²⁺₁₀Ti₂]O₄[Si₁₂O₃₆]
SilicateTriclinicMohs 5.5
Afmite specimen
Afmite Al₃(OH)₄(H₂O)₃(PO₄)(PO₃OH)·H₂O
PhosphateTriclinicMohs 1.5
Agrellite specimen
Agrellite NaCa₂Si₄O₁₀F
SilicateTriclinicMohs 5.5
Aheylite specimen
Aheylite Fe²⁺Al₆(PO₄)₄(OH)₈·4H₂O
PhosphateTriclinicMohs 5–5.5
Ajoite specimen
Ajoite K₃Cu²⁺₂₀Al₃Si₂₉O₇₆(OH)₁₆·8H₂O
SilicateTriclinicMohs 2
Akatoreite specimen
Akatoreite Mn²⁺₉Al₂Si₈O₂₄(OH)₈
SilicateTriclinicMohs 6
Albite specimen
Albite Na(AlSi₃O₈)
SilicateTriclinicMohs 6–6.5
A
Albrechtschraufite MgCa₄F₂[UO₂(CO₃)₃]₂·17-18H₂O
CarbonateTriclinicMohs 2–3
Alicewilsonite-(YCe) specimen
Alicewilsonite-(YCe) Na₂Sr₂YCe(CO₃)₆·3H₂O
CarbonateTriclinic
Alicewilsonite-(YLa) specimen
Alicewilsonite-(YLa) Na₂Sr₂YLa(CO₃)₆·3H₂O
CarbonateTriclinic
Althupite specimen
Althupite AlTh(UO₂)₇(PO₄)₄O₂(OH)₅·15H₂O
PhosphateTriclinic
Aluminocopiapite specimen
Aluminocopiapite (Al,Mg)Fe³⁺₄(SO₄)₆(OH,O)₂·20H₂O
SulfateTriclinicMohs 2–3
A
Alumoedtollite K₂NaCu₅AlO₂(AsO₄)₄
ArsenateTriclinic
Alumohydrocalcite specimen
Alumohydrocalcite CaAl₂(CO₃)₂(OH)₄·4H₂O
CarbonateTriclinicMohs 2.5
Alunogen specimen
Alunogen Al₂(SO₄)₃(H₂O)₁₂·5H₂O
SulfateTriclinicMohs 1.5–2
Amarantite specimen
Amarantite Fe³⁺₂O(SO₄)₂·7H₂O
SulfateTriclinicMohs 2.5
VarietyAmazonite specimen
Amazonite KAlSi₃O₈
SilicateTriclinicMohs 6–6.5
Amblygonite specimen
Amblygonite LiAl(PO₄)F
PhosphateTriclinicMohs 5.5–6
Ambrinoite specimen
Ambrinoite [K,(NH₄)]₂(As,Sb)₆(Sb,As)₂S₁₃·H₂O
Oxides & HydroxideTriclinicMohs 2
Amesite specimen
Amesite Mg₂Al(AlSiO₅)(OH)₄
SilicateTriclinicMohs 2.5–3
Anapaite specimen
Anapaite Ca₂Fe²⁺(PO₄)₂·4H₂O
PhosphateTriclinicMohs 3.5
A
Anastasenkoite CaFe²⁺P₂O₇
PhosphateTriclinic
VarietyAndesine specimen
Andesine (Ca,Na)(Al,Si)₄O₈
SilicateTriclinicMohs 6–6.5
Andychristyite specimen
Andychristyite PbCu²⁺Te⁶⁺O₅(H₂O)
Oxides & HydroxideTriclinicMohs 2–3
A
Angelellite Fe³⁺₄O₃(AsO₄)₂
ArsenateTriclinic
Anorpiment specimen
Anorpiment As₂S₃
SulfideTriclinicMohs 1.5
Anorthite specimen
Anorthite Ca(Al₂Si₂O₈)
SilicateTriclinicMohs 6–6.5
A
Anorthominasragrite V⁴⁺O(SO₄)·5H₂O
VanadateTriclinicMohs 1
Anthoinite specimen
Anthoinite AlWO₃(OH)₃
TungstateTriclinicMohs 1
Antipinite specimen
Antipinite KNa₃Cu₂(C₂O₄)₄
Organic MineralTriclinicMohs 2
Apexite specimen
Apexite NaMg(PO₄)·9H₂O
PhosphateTriclinicMohs 2
Aramayoite specimen
Aramayoite Ag₃Sb₂(Bi,Sb)S₆
SulfosaltTriclinicMohs 2.5
A
Aravaipaite Pb₃AlF₉·H₂O
HalideTriclinicMohs 2
A
Argentodufrénoysite Ag₃Pb₂₆As₃₅S₈₀
SulfosaltTriclinic
A
Argentoliveingite AgₓPb₄₀₋₂ₓAs₄₈₊ₓS₁₁₂ (3 < x < 4)
SulfosaltTriclinicMohs 4
Arhbarite specimen
Arhbarite Cu₂Mg(AsO₄)(OH)₃
ArsenateTriclinicMohs 5
Arsenmarcobaldiite specimen
Arsenmarcobaldiite Pb₁₂(As₃.₂Sb₂.₈)Σ₆S₂₁
SulfosaltTriclinicMohs 3
Arsenopalladinite specimen
Arsenopalladinite Pd₈As₃
SulfideTriclinic
Artroeite specimen
Artroeite PbAlF₃(OH)₂
HalideTriclinicMohs 2.5
A
Aspidolite NaMg₃(Si₃Al)O₁₀(OH)₂
SilicateTriclinicMohs 2–3
Astrophyllite specimen
Astrophyllite K₂NaFe²⁺₇Ti₂(Si₄O₁₂)₂O₂(OH)₄F
SilicateTriclinicMohs 3
Atencioite specimen
Atencioite Ca₂Fe²⁺₃Mg₂Be₄(PO₄)₆(OH)₄·6H₂O
PhosphateTriclinic
Aubertite specimen
Aubertite Cu²⁺Al(SO₄)₂Cl·14H₂O
SulfateTriclinic
GroupAxinite specimen
Axinite Ca₂(Mn,Fe,Mg)Al₂BSi₄O₁₅(OH)
SilicateTriclinicMohs 6.5–7
Axinite-(Fe) specimen
Axinite-(Fe) Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂
SilicateTriclinicMohs 6.5–7
Axinite-(Mg) specimen
Axinite-(Mg) Ca₄Mg₂Al₄[B₂Si₈O₃₀](OH)₂
SilicateTriclinicMohs 6.5–7
Axinite-(Mn) specimen
Axinite-(Mn) Ca₄Mn²⁺₂Al₄[B₂Si₈O₃₀](OH)₂
SilicateTriclinicMohs 6.5–7
B
Babefphite BaBe(PO₄)F
PhosphateTriclinicMohs 3.5
Babingtonite specimen
Babingtonite Ca₂Fe²⁺Fe³⁺Si₅O₁₄(OH)
SilicateTriclinicMohs 5.5–6
Bainbridgeite-(YCe) specimen
Bainbridgeite-(YCe) Na₂Ba₂YCe(CO₃)₆·3H₂O
CarbonateTriclinic
B
Balićžunićite Bi₂O(SO₄)₂
SulfateTriclinic
B
Bamfordite Fe³⁺Mo₂O₆(OH)₃·H₂O
MolybdateTriclinicMohs 2–3
B
Barentsite Na₇Al(HCO₃)₂(CO₃)₂F₄
CarbonateTriclinicMohs 3
B
Batievaite-(Y) Ca₂Y₂[(H₂O)₂   ]Ti(Si₂O₇)₂(OH)₂(H₂O)₂
SilicateTriclinicMohs 5–5.5
B
Batisivite BaTi₆(V,Cr)₈(Si₂O₇)O₂₂
SilicateTriclinicMohs 7–7.5
Baumhauerite specimen
Baumhauerite Pb₁₂As₁₆S₃₆
SulfosaltTriclinicMohs 3
B
Baumhauerite II Pb₃As₄S₉
SulfosaltTriclinic
Baumstarkite specimen
Baumstarkite Ag₃Sb₃S₆
SulfosaltTriclinicMohs 2.5
B
Beckettite Ca₂V₆Al₆O₂₀
Oxides & HydroxideTriclinic
B
Belakovskiite Na₇(UO₂)(SO₄)₄(SO₃OH)(H₂O)₃
SulfateTriclinicMohs 2
Bellingerite specimen
Bellingerite Cu₃(IO₃)₆·2H₂O
IodateTriclinicMohs 4
B
Belogubite CuZn(SO₄)₂·10H₂O
SulfateTriclinicMohs 2.5
B
Bernarlottiite Pb₁₂(As₁₀Sb₆)S₃₆
SulfosaltTriclinic
Betalomonosovite specimen
Betalomonosovite Na₅₊ₓTi₄(Si₂O₇)₂[PO₃(OH)]₂₋ᵧ[PO₂(OH)₂]ᵧO₂[(OH,F)₂₋ₓOz], [0<x<2, 0<y<1, 0<z<1]
SilicateTriclinic
Bikitaite specimen
Bikitaite LiAlSi₂O₆·H₂O
SilicateTriclinicMohs 6
Birnessite specimen
Birnessite (Na,Ca,K)₀.₆(Mn⁴⁺,Mn³⁺)₂O₄·1.5H₂O
Oxides & HydroxideTriclinicMohs 1.5
Bobcookite specimen
Bobcookite NaAl(UO₂)₂(SO₄)₄·18H₂O
SulfateTriclinicMohs 2.5
B
Bobshannonite Na₂KBa(Mn,Na)₈(Nb,Ti)₄(Si₂O₇)₄O₄(OH)₄(O,F)₂
SilicateTriclinicMohs 4
B
Bohuslavite Fe³⁺₄(PO₄)₃(SO₄)(OH)·nH₂O (15≤n≤24)
PhosphateTriclinic
B
Bortolanite Ca₂(Ca₁.₅Zr₀.₅)Na(NaCa)Ti(Si₂O₇)₂(OF)F₂
SilicateTriclinicMohs 5
B
Boscardinite TlPb₄(Sb₇As₂)Σ₌₉S₁₈
SulfosaltTriclinic
B
Bouškaite (MoO₂)₂O(SO₃OH)₂(H₂O)₂·2H₂O
MolybdateTriclinicMohs 2
Braccoite specimen
Braccoite NaMn²⁺₅[Si₅O₁₄(OH)](AsO₃)(OH)
SilicateTriclinic
B
Braithwaiteite NaCu²⁺₅(Sb⁵⁺Ti⁴⁺)O₂(AsO₄)₄[AsO₃(OH)]₂·8H₂O
ArsenateTriclinicMohs 2
B
Branchite C₂₀H₃₄
Organic MineralTriclinic
B
Brandãoite BeAl₂(PO₄)₂(OH)₂(H₂O)₄·H₂O
PhosphateTriclinic
B
Breyite Ca₃Si₃O₉
SilicateTriclinic
Britvinite specimen
Britvinite Pb₁₄Mg₉(Si₁₀O₂₈)(BO₃)₄(CO₃)₂(OH)₁₂F₂
SilicateTriclinicMohs 3
B
Bukovskýite Fe³⁺₂(AsO₄)(SO₄)(OH)·7H₂O
ArsenateTriclinic
B
Bulgakite Li₂(Ca,Na)Fe²⁺₇Ti₂(Si₄O₁₂)₂O₂(OH)₄(O,F)(H₂O)₂
SilicateTriclinicMohs 3
Bultfonteinite specimen
Bultfonteinite Ca₂SiO₃(OH)F·H₂O
SilicateTriclinicMohs 4.5
Bunnoite specimen
Bunnoite Mn²⁺₆AlSi₆O₁₈(OH)₃
SilicateTriclinicMohs 5.5
B
Burroite Ca₂(NH₄)₂(V₁₀O₂₈)·15H₂O
Oxides & HydroxideTriclinicMohs 1.5–2
B
Bussenite Ba₄(Na,   )₂(Fe²⁺,Na)₂Ti₂(Si₂O₇)₂(CO₃)₂O₂(OH)₂(H₂O)₂F₂
SilicateTriclinicMohs 4
Bustamite specimen
Bustamite Mn₂Ca₂MnCa(Si₃O₉)₂
SilicateTriclinicMohs 5.5–6.5
VarietyBytownite specimen
Bytownite (Ca,Na)(Al,Si)₄O₈
SilicateTriclinicMohs 6–6.5
C
Cairncrossite Sr₂Ca₇₋ₓNa₂ₓ(Si₄O₁₀)₄(OH)₂(H₂O)₁₅₋ₓ
SilicateTriclinicMohs 3
C
Calcinaksite KNaCa(Si₄O₁₀)·H₂O
SilicateTriclinicMohs 5
C
Calcioaravaipaite PbCa₂AlF₉
HalideTriclinicMohs 2.5
Calciocopiapite specimen
Calciocopiapite CaFe³⁺₄(SO₄)₆(OH)₂·20H₂O
SulfateTriclinicMohs 2–3
C
Calciomurmanite (Na,   )₂Ca(Ti,Mg,Nb)₄[Si₂O₇]₂O₂(OH,O)₂(H₂O)₄
SilicateTriclinicMohs 2.5–3
Camérolaite specimen
Camérolaite Cu₆Al₃(OH)₁₈(H₂O)₂[Sb(OH)₆](SO₄)
SulfateTriclinic
C
Caoxite Ca(C₂O₄)·3H₂O
Organic MineralTriclinic
Carboirite specimen
Carboirite Fe²⁺Al₂GeO₅(OH)₂
Oxides & HydroxideTriclinic
Carlhintzeite specimen
Carlhintzeite Ca₂AlF₇·H₂O
HalideTriclinic
C
Carlsonite (NH₄)₅Fe³⁺₃O(SO₄)₆·7H₂O
SulfateTriclinicMohs 2
Cascandite specimen
Cascandite CaScSi₃O₈(OH)
SilicateTriclinic
Cassidyite specimen
Cassidyite Ca₂Ni(PO₄)₂·2H₂O
PhosphateTriclinic
C
Cattiite Mg₃(PO₄)₂·22H₂O
PhosphateTriclinicMohs 2
Ceruleite specimen
Ceruleite CuAl₄(AsO₄)₂(OH)₈(H₂O)₄
ArsenateTriclinic
C
Cesiodymite CsKCu₅O(SO₄)₅
SulfateTriclinicMohs 3
Chabournéite specimen
Chabournéite AgzTl₈₋ₓ₋zPb₄₊₂ₓSb₄₀₋ₓ₋ᵧAsᵧS₆₈ (with 0.00 ≤ x ≤ 0.40, 16.15 ≤ y ≤ 19.11, 0.04 ≤ z ≤ 0.11)
SulfosaltTriclinic
C
Chaidamuite ZnFe³⁺(SO₄)₂(OH)·4H₂O
SulfateTriclinicMohs 2.5–3
Chalcanthite specimen
Chalcanthite Cu(SO₄)·5H₂O
SulfateTriclinicMohs 2.5
Chalcosiderite specimen
Chalcosiderite CuFe³⁺₆(PO₄)₄(OH)₈·4H₂O
PhosphateTriclinicMohs 4.5
Chamosite specimen
Chamosite (Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈
SilicateTriclinicMohs 2.5–3.5
Chenite specimen
Chenite CuPb₄(SO₄)₂(OH)₆
SulfateTriclinicMohs 2.5
C
Chinchorroite Na₂Mg₅(As₂O₇)₂(AsO₃OH)₂(H₂O)₁₀
ArsenateTriclinicMohs 2.5
C
Chirvinskyite (Na,Ca)₁₃(Fe,Mn,   )₂Ti₂(Zr,Ti)₃(Si₂O₇)₄(OH,O,F)₁₂
SilicateTriclinicMohs 5
Chloritoid specimen
Chloritoid Fe²⁺Al₂O(SiO₄)(OH)₂
SilicateTriclinicMohs 6.5
Christelite specimen
Christelite Zn₃Cu₂(SO₄)₂(OH)₆·4H₂O
SulfateTriclinic
Chudobaite specimen
Chudobaite Mg₅(AsO₄)₂(AsO₃OH)₂·10H₂O
ArsenateTriclinicMohs 2.5–3
Clairite specimen
Clairite (NH₄)₂Fe³⁺₃(SO₄)₄(OH)₃·3H₂O
SulfateTriclinic
Clinochlore specimen
Clinochlore Mg₅Al(AlSi₃O₁₀)(OH)₈
SilicateTriclinicMohs 2–2.5
C
Clinotobermorite Ca₄Si₆O₁₇(H₂O)₂·(Ca·3H₂O)
SilicateTriclinicMohs 4.5
Cobaltkoritnigite specimen
Cobaltkoritnigite Co(AsO₃OH)·H₂O
ArsenateTriclinicMohs 2
C
Cobaltneustädtelite Bi₂Fe³⁺(Co,Fe³⁺)(AsO₄)₂(O,OH)₄
ArsenateTriclinic
Collinsite specimen
Collinsite Ca₂Mg(PO₄)₂·2H₂O
PhosphateTriclinicMohs 3.5–5
Copiapite specimen
Copiapite Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂·20H₂O
SulfateTriclinicMohs 2.5–3
Coquandite specimen
Coquandite Sb³⁺₆₊ₓO₈₊ₓ(SO₄)(OH)ₓ(H₂O)₁₋ₓ (x = 0.3)
SulfateTriclinic
C
Coralloite Mn²⁺Mn³⁺₂(AsO₄)₂(OH)₂·4H₂O
ArsenateTriclinic
Cornubite specimen
Cornubite Cu₅(AsO₄)₂(OH)₄
ArsenateTriclinicMohs 4
C
Coskrenite-(Ce) Ce₂(SO₄)₂(C₂O₄)·8H₂O
Organic MineralTriclinic
C
Coyoteite NaFe₃S₅·2H₂O
Oxides & HydroxideTriclinicMohs 1.5
C
Cryptochalcite K₂Cu₅O(SO₄)₅
SulfateTriclinicMohs 3
C
Cuprodongchuanite Pb₄CuZn₂(PO₄)₄(OH)₂
PhosphateTriclinic
Cuprosklodowskite specimen
Cuprosklodowskite Cu(UO₂)₂(SiO₃OH)₂·6H₂O
SilicateTriclinicMohs 4
C
Cuprozheshengite Pb₄CuZn₂(AsO₄)₂(PO₄)₂(OH)₂
PhosphateTriclinic
Cylindrite specimen
Cylindrite FePb₃Sn₄Sb₂S₁₄
SulfosaltTriclinicMohs 2.5
C
Cámaraite Ba₃NaFe²⁺₈Ti₄(Si₂O₇)₄O₄(OH)₄F₃
SilicateTriclinicMohs 5
Césarferreiraite specimen
Césarferreiraite Fe²⁺Fe³⁺₂(AsO₄)₂(OH)₂·8H₂O
ArsenateTriclinic
Dadsonite specimen
Dadsonite Pb₂₃Sb₂₅S₆₀Cl
SulfosaltTriclinicMohs 2.5
D
Dalnegorskite Ca₅Mn(Si₃O₉)₂
SilicateTriclinicMohs 6
Dalnegroite specimen
Dalnegroite Tl₄Pb₂(As,Sb)₂₀S₃₄
SulfosaltTriclinicMohs 3–3.5
Dalyite specimen
Dalyite K₂ZrSi₆O₁₅
SilicateTriclinicMohs 7.5
Davanite specimen
Davanite K₂TiSi₆O₁₅
SilicateTriclinicMohs 5
D
Davidlloydite Zn₃(AsO₄)₂·4H₂O
ArsenateTriclinicMohs 3–4
D
Deanesmithite Hg¹⁺₂Hg²⁺₃S₂O(CrO₄)
ChromateTriclinicMohs 5
D
Debattistiite Ag₉Hg₀.₅As₆S₁₂Te₂
SulfosaltTriclinicMohs 2–2.5
D
Dellaite Ca₆(Si₂O₇)(SiO₄)(OH)₂
SilicateTriclinic
Demesmaekerite specimen
Demesmaekerite Pb₂Cu₅(UO₂)₂(Se⁴⁺O₃)₆(OH)₆·2H₂O
Oxides & HydroxideTriclinicMohs 3–4
Destinezite specimen
Destinezite Fe³⁺₂(PO₄)(SO₄)(OH)·6H₂O
PhosphateTriclinicMohs 3–4
D
Devilliersite Ca₄Ca₂Fe³⁺₁₀O₄[(Fe³⁺₁₀Si₂)O₃₆]
SilicateTriclinic
D
Devitoite Ba₆Fe²⁺₇Fe³⁺₂(Si₄O₁₂)₂(PO₄)₂(CO₃)O₂(OH)₄
SilicateTriclinicMohs 4
D
Dewitite AgzTl₁₀₋ₓ₋zPb₂ₓSb₄₂₋ₓ₋ᵧAsᵧS₆₈ (0.09 ≤ x ≤ 2.13, 13.99 ≤ y ≤ 19.79, 0.10 ≤ z ≤ 0.50)
SulfosaltTriclinic
D
Disulfodadsonite Pb₁₁Sb₁₃S₃₀(S₂)₀.₅
SulfosaltTriclinic
D
Dokuchaevite Cu₈O₂(VO₄)₃Cl₃
VanadateTriclinicMohs 2
D
Domerockite Cu₄(AsO₄)(AsO₃OH)(OH)₃·H₂O
ArsenateTriclinicMohs 3
Dondoellite specimen
Dondoellite Ca₂Fe(PO₄)₂·2H₂O
PhosphateTriclinic
Dongchuanite specimen
Dongchuanite Pb₄ZnZn₂(PO₄)₄(OH)₂
PhosphateTriclinic
Donnayite-(Y) specimen
Donnayite-(Y) NaSr₃CaY(CO₃)₆·3H₂O
CarbonateTriclinicMohs 3
D
Donowensite Ca(H₂O)₃Fe³⁺₂(V₂O₇)₂
VanadateTriclinicMohs 3
Dorrite specimen
Dorrite Ca₄[Mg₃Fe³⁺₉]O₄[Si₃Al₈Fe³⁺O₃₆]
SilicateTriclinicMohs 5
Doyleite specimen
Doyleite Al(OH)₃
Oxides & HydroxideTriclinicMohs 2.5–3
D
Drechslerite Tl₄(Sb₄₋ₓAsₓ)S₈ (1 < x < 2)
SulfosaltTriclinic
E
Earlandite Ca₃(C₆H₅O₇)₂·4H₂O
Organic MineralTriclinic
E
Edtollite K₂NaCu₅Fe³⁺O₂(AsO₄)₄
ArsenateTriclinic
E
Ehrleite Ca₂ZnBe(PO₄)₂(PO₃OH)·4H₂O
PhosphateTriclinicMohs 3.5
E
Ellingsenite Na₅Ca₆Si₁₈O₃₈(OH)₁₃·6H₂O
SilicateTriclinicMohs 4
Emmonsite specimen
Emmonsite Fe³⁺₂(Te⁴⁺O₃)₃·2H₂O
Oxides & HydroxideTriclinicMohs 5
Ephesite specimen
Ephesite NaLiAl₂(Si₂Al₂)O₁₀(OH)₂
SilicateTriclinicMohs 3.5–4
Epistolite specimen
Epistolite (Na   )Nb₂Na₃Ti(Si₂O₇)₂O₂(OH)₂(H₂O)₄
SilicateTriclinicMohs 1.5–3
E
Ericlaxmanite Cu₄O(AsO₄)₂
ArsenateTriclinicMohs 3.5
Ershovite specimen
Ershovite K₃Na₄(Fe,Mn,Ti)₂Si₈O₂₀(OH,O)₄·4H₂O
SilicateTriclinicMohs 2–3
Ezcurrite specimen
Ezcurrite Na₂B₅O₇(OH)₃·2H₂O
BorateTriclinicMohs 3
Fairbankite specimen
Fairbankite Pb²⁺₁₂(Te⁴⁺O₃)₁₁(SO₄)
SulfateTriclinicMohs 2
Fairfieldite specimen
Fairfieldite Ca₂Mn²⁺(PO₄)₂·2H₂O
PhosphateTriclinicMohs 3.5
F
Faizievite Li₆K₂Na(Ca₆Na)Ti₄(Si₆O₁₈)₂(Si₁₂O₃₀)F₂
SilicateTriclinicMohs 4–4.5
F
Faustite ZnAl₆(PO₄)₄(OH)₈·4H₂O
PhosphateTriclinicMohs 5.5
Fedorite specimen
Fedorite (K,Na)₂.₅(Ca,Na)₇Si₁₆O₃₈(OH,F)₂·3.5H₂O
SilicateTriclinic
F
Fenaksite KNaFe²⁺Si₄O₁₀
SilicateTriclinicMohs 5–5.5
F
Ferrarisite Ca₅(AsO₃OH)₂(AsO₄)₂·9H₂O
ArsenateTriclinic
Ferricopiapite specimen
Ferricopiapite Fe³⁺₀.₆₇Fe³⁺₄(SO₄)₆(OH)₂·20H₂O
SulfateTriclinicMohs 2
Ferristrunzite specimen
Ferristrunzite Fe³⁺Fe³⁺₂(PO₄)₂(OH)₃·5H₂O
PhosphateTriclinic
Ferrivauxite specimen
Ferrivauxite Fe³⁺Al₂(PO₄)₂(OH)₃·5H₂O
PhosphateTriclinicMohs 3.5
Ferrobustamite specimen
Ferrobustamite CaFe²⁺Si₂O₆
SilicateTriclinicMohs 6
F
Ferrolaueite Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂·8H₂O
PhosphateTriclinic
Ferrorhodonite specimen
Ferrorhodonite CaMn₃Fe(Si₅O₁₅)
SilicateTriclinicMohs 6
Ferrostrunzite specimen
Ferrostrunzite Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂·6H₂O
PhosphateTriclinicMohs 4
Fiedlerite specimen
Fiedlerite Pb₃Cl₄F(OH)·H₂O
HalideTriclinicMohs 3.5
Fingerite specimen
Fingerite Cu₁₁O₂(VO₄)₆
VanadateTriclinic
F
Flaggite Pb₄Cu²⁺₄Te⁶⁺₂(SO₄)₂O₁₁(OH)₂(H₂O)
SulfateTriclinic
Fluckite specimen
Fluckite CaMn²⁺(AsO₃OH)₂·2H₂O
ArsenateTriclinicMohs 3.5–4
Flörkeite specimen
Flörkeite (K₃Ca₂Na)[Al₈Si₈O₃₂]·12H₂O
SilicateTriclinic
Fogoite-(Y) specimen
Fogoite-(Y) Ca₂Y₂Na₃Ti(Si₂O₇)₂(OF)F₂
SilicateTriclinicMohs 5
Footemineite specimen
Footemineite Ca₂Mn²⁺₅Be₄(PO₄)₆(OH)₄·6H₂O
PhosphateTriclinicMohs 4.5–5
Foshagite specimen
Foshagite Ca₄(SiO₃)₃(OH)₂
SilicateTriclinicMohs 3
Franckeite specimen
Franckeite Pb₂₁.₇Sn₉.₃Fe₄.₀Sb₈.₁S₅₆.₉
SulfosaltTriclinicMohs 2.5–3
Frankamenite specimen
Frankamenite K₃Na₃Ca₅Si₁₂O₃₀(F,OH)₄·H₂O
SilicateTriclinicMohs 5.5
F
Franklinphilite (K,Na)₄(Mn²⁺,Mg,Zn)₄₈(Si,Al)₇₂(O,OH)₂₁₆·6H₂O
SilicateTriclinic
Frolovite specimen
Frolovite Ca[B(OH)₄]₂
Oxides & HydroxideTriclinicMohs 3.5
F
Fulbrightite Ca(VO)₂(AsO₄)₂·4H₂O
ArsenateTriclinicMohs 2.5
Furongite specimen
Furongite Al₄(UO₂)₄(PO₄)₆(OH)₂(H₂O)₁₉.₅
PhosphateTriclinic
Gabrielite specimen
Gabrielite Tl₂AgCu₂As₃S₇
SulfosaltTriclinicMohs 1.5–2
Gaitite specimen
Gaitite Ca₂Zn(AsO₄)₂·2H₂O
ArsenateTriclinicMohs 5
G
Galgenbergite-(Ce) CaCe₂(CO₃)₄·H₂O
CarbonateTriclinic
G
Galliskiite Ca₄Al₂(PO₄)₂F₈·5H₂O
PhosphateTriclinicMohs 2.5
Gartrellite specimen
Gartrellite PbCuFe³⁺(AsO₄)₂(OH)·H₂O
ArsenateTriclinicMohs 4.5
Gearksutite specimen
Gearksutite CaAlF₄(OH)·H₂O
HalideTriclinicMohs 2
G
Geigerite Mn²⁺₅(AsO₄)₂(AsO₃OH)₂·10H₂O
ArsenateTriclinicMohs 3
Geminite specimen
Geminite Cu²⁺(AsO₃OH)·H₂O
ArsenateTriclinicMohs 3–3.5
Gerdtremmelite specimen
Gerdtremmelite ZnAl₂(AsO₄)(OH)₅
ArsenateTriclinic
G
Gerenite-(Y) (Ca,Na,   )₂Y₃Si₆O₁₈·2H₂O
SilicateTriclinic
G
Ghiaraite CaCl₂·4H₂O
HalideTriclinic
Gilmarite specimen
Gilmarite Cu²⁺₃(AsO₄)(OH)₃
ArsenateTriclinicMohs 3
G
Glagolevite Na(Mg,Al)₆(Si₃Al)O₁₀(OH,O)₈
SilicateTriclinicMohs 3–5
G
Goldquarryite CuCd₂Al₃(PO₄)₄F₃·10H₂O
PhosphateTriclinicMohs 3–4
Gordonite specimen
Gordonite MgAl₂(PO₄)₂(OH)₂·8H₂O
PhosphateTriclinicMohs 3.5
Gormanite specimen
Gormanite Fe²⁺₃Al₄(PO₄)₄(OH)₆·2H₂O
PhosphateTriclinicMohs 4–5
Grandviewite specimen
Grandviewite Cu₃Al₂(SO₄)(OH)₁₀·H₂O
SulfateTriclinicMohs 2
G
Greenlizardite (NH₄)Na(UO₂)₂(SO₄)₂(OH)₂·4H₂O
SulfateTriclinicMohs 2
G
Grguricite CaCr₂(CO₃)₂(OH)₄·4H₂O
CarbonateTriclinic
G
Grigorievite Cu₃Fe³⁺₂Al₂(VO₄)₆
VanadateTriclinicMohs 5
G
Gurzhiite Al(UO₂)(SO₄)₂F·10H₂O
SulfateTriclinic
Gyrolite specimen
Gyrolite NaCa₁₆(Si₂₃Al)O₆₀(OH)₈·14H₂O
SilicateTriclinicMohs 3–4
Götzenite specimen
Götzenite Ca₄NaCa₂Ti(Si₂O₇)₂(OF)F₂
SilicateTriclinic
Hainite-(Y) specimen
Hainite-(Y) (Ca₃Y)Na(NaCa)Ti(Si₂O₇)₂(OF)F₂
SilicateTriclinic
H
Hallimondite Pb₂(UO₂)(AsO₄)₂·nH₂O
ArsenateTriclinicMohs 2.5–3
Hannayite specimen
Hannayite (NH₄)₂Mg₃(PO₃OH)₄·8H₂O
PhosphateTriclinic
H
Hansesmarkite Ca₂Mn₂Nb₆O₁₉·20H₂O
Oxides & HydroxideTriclinicMohs 2–2.5
Hatchite specimen
Hatchite AgTlPbAs₂S₅
SulfosaltTriclinic
H
Hayelasdiite [Pb₄O₁.₅(OH)₂.₅]₂[Cu¹⁺₅(S₂O₃)₄(S₂O₂OH)₂(H₂O)]·4H₂O
SulfateTriclinic
H
Haywoodite [Pb(H₂O)₁₀][Zn₁₂(OH)₂₀(H₂O)(SO₄)₃]
SulfateTriclinic
Helmutwinklerite specimen
Helmutwinklerite PbZn₂(AsO₄)₂·2H₂O
ArsenateTriclinicMohs 4.5
Hemihedrite specimen
Hemihedrite ZnPb₁₀(CrO₄)₆(SiO₄)₂(OH)₂
SilicateTriclinicMohs 3
Hemloite specimen
Hemloite (Ti,V³⁺,Fe³⁺,Al)₁₂As³⁺₂O₂₃(OH)
Oxides & HydroxideTriclinicMohs 6.5–7
Heneuite specimen
Heneuite CaMg₅(PO₄)₃(CO₃)(OH)
PhosphateTriclinicMohs 5.5
Henmilite specimen
Henmilite Ca₂Cu[B(OH)₄]₂(OH)₄
Oxides & HydroxideTriclinicMohs 2.5
H
Heyerdahlite Na₃Mn₇Ti₂(Si₄O₁₂)₂O₂(OH)₄F(H₂O)₂
SilicateTriclinicMohs 3
Hilgardite specimen
Hilgardite Ca₂B₅O₉Cl·H₂O
BorateTriclinicMohs 5
H
Hillite Ca₂Zn(PO₄)₂·2H₂O
PhosphateTriclinicMohs 3.5
Hiortdahlite specimen
Hiortdahlite Na₂Ca₄(Ca₀.₅Zr₀.₅)Zr(Si₂O₇)₂OF₃
SilicateTriclinicMohs 5.5

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