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Minerals containing arsenic
726 minerals
Arsenic — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Bariopharmacoalumite | Ba₀.₅Al₄(AsO₄)₃(OH)₄·4H₂O | Cubic | — | — |
| Bariopharmacosiderite | Ba₀.₅Fe³⁺₄(AsO₄)₃(OH)₄ * 5H₂O | Tetragonal | — | — |
| Barrotite | Cu₉Al(HSiO₄)₂[(SO₄)(HAsO₄)₀.₅](OH)₁₂·8H₂O | Trigonal | — | — |
| Baumhauerite | Pb₁₂As₁₆S₃₆ | — | — | — |
| Baumhauerite II | Pb₃As₄S₉ | Monoclinic | — | — |
| Bayldonite | Cu₃PbO(AsO₃OH)₂(OH)₂ | Monoclinic | 4.5 | — |
| Bearsite | Be₂(AsO₄)(OH) * 4H₂O | Monoclinic | — | — |
| Belmonteite | CaMn₂(AsO₄)₂·7H₂O | Orthorhombic | — | — |
| Bendadaite | Fe²⁺Fe³⁺₂(AsO₄)₂(OH)₂·4H₂O | Monoclinic | — | — |
| Benleonardite | Ag₁₅Cu(Sb,As)₂S₇Te₄ | — | — | — |
| Bergslagite | CaBeAsO₄(OH) | Monoclinic | — | — |
| Bernardite | TlAs₅S₈ | Monoclinic | — | — |
| Bernarlottiite | Pb₆(As₅Sb₃)S₁₈ | Triclinic | — | — |
| Berzeliite | (NaCa₂)Mg₂(AsO₄)₃ | Cubic | — | — |
| Betpakdalite-CaCa | [Ca₂(H₂O)₁₇Ca(H₂O)₆][Mo₆+₈As₅+₂Fe³⁺₃O₃₆(OH)] | Monoclinic | — | — |
| Betpakdalite-CaMg | [Ca₂(H₂O)₁₇Mg(H₂O)₆][Mo⁶⁺₈As⁵⁺₂Fe³⁺₃O₃₆(OH)] | Monoclinic | — | — |
| Betpakdalite-FeFe | [Fe³⁺₂ (H₂O)₁₅(OH)₂Fe³⁺(H₂O)₆][Mo₈As₂Fe³⁺₃ O₃₇] | Monoclinic | — | — |
| Betpakdalite-NaCa | [Na₂(H₂O)₁₇Ca(H₂O)₆][Mo₆+₈As₅+₂Fe³⁺₃O₃₄(OH)₃] | — | — | — |
| Betpakdalite-NaNa | [Na₂(H₂O)₁₆Na(H₂O)₆][Mo⁶⁺₈As⁵⁺₂Fe³⁺₃O₃₃(OH)₄] | Monoclinic | — | — |
| Bettertonite | Al₆(AsO₄)₃(OH)₉·16H₂O | Monoclinic | — | — |
| Beudantite | PbFe³⁺₃(AsO₄)(SO₄)(OH)₆ | Trigonal | — | — |
| Biehlite | ((Sb,As)O)₂[MoO₄] | Monoclinic | — | 5.23 g/cm³ |
| Bonacinaite | Sc(AsO₄)·2H₂O | Monoclinic | — | — |
| Bonazziite | As₄S₄ | Monoclinic | — | — |
| Borisenkoite | Cu₃[(V,As)O₄]₂ | Monoclinic | — | — |
| Borishanskiite | Pd₁+x(As,Pb)₂ , x = ₀-₀.₂ | Orthorhombic | — | — |
| Boscardinite | TlPb₄(Sb₇As₂)S₁₈ | Triclinic | — | — |
| Bouazzerite | Bi₆(Mg,Co)₁₁Fe₁₄(AsO₄)₁₈O₁₂(OH)₄·86H₂O | Monoclinic | — | — |
| Braccoite | NaMn²⁺₅[Si₅O₁₄(OH)](AsO₃)(OH) | Triclinic | — | — |
| Bradaczekite | NaCu₄(AsO₄)₃ | Monoclinic | 3.0 | 4.55 g/cm³ |
| Braithwaiteite | NaCu²⁺₅(Sb⁵⁺Ti⁴⁺)O₂(AsO₄)₄[AsO₃(OH)]₂·8H₂O | Triclinic | — | — |
| Brandtite | Ca₂Mn²⁺(AsO₄)₂·2H₂O | — | 3.5 | — |
| Brassite | Mg(AsO₃OH)·4H₂O | Orthorhombic | — | — |
| Brusnitsynite | Mn₃CuPbAs₃Sb₂S₁₂ | Monoclinic | — | — |
| Bulachite | [Al₆(AsO₄)₃(OH)₉(H₂O)₄]·2H₂O | — | — | — |
| Burgessite | Co₂(H₂O)₄[AsO₃(OH)]₂(H₂O) | Monoclinic | — | — |
| Buynite | TlPb₁₄As₁₇S₄₀ | Monoclinic | — | — |
| Cabalzarite | CaMg₂(AsO₄)₂·2H₂O | Monoclinic | — | — |
| Cabrerite | NiMg₂(AsO₄)₂·8H₂O | Monoclinic | — | — |
| Caesiumpharmacosiderite | CsFe₄[(AsO₄)₃(OH)₄]·4H₂O | Cubic | — | — |
| Cafarsite | Ca₅.₉Mn₁.₇Fe₃Ti₃(AsO₃)₁₂ * 4-₅H₂O | Cubic | — | — |
| Cahnite | Ca₂[B(OH)₄](AsO₄) | Tetragonal | 3.0 | — |
| Calcioandyrobertsite | KCaCu₅(AsO₄)₄(H₂AsO₄) * 2H₂O | — | — | — |
| Calciojohillerite | NaCaMg₃(AsO₄)₃ | Monoclinic | — | — |
| Calciopharmacoalumite | Ca₀,₅Al₄(AsO₄)₃(OH)₄·5H₂O | Cubic | — | — |
| Camanchacaite | NaCaMg₂[AsO₄][AsO₃(OH)]₂ | Monoclinic | — | — |
| Camgasite | CaMg(AsO₄)(OH)·5H₂O | Monoclinic | — | — |
| Canosioite | Ba₂Fe³⁺(AsO₄)₂(OH) | Monoclinic | — | — |
| Canutite | NaMn₃[AsO₄][AsO₃(OH)]₂ | Monoclinic | — | — |
| Cardite | Zn₅.₅(AsO₄)₂(AsO₃OH)(OH)₃*₃H₂O | Orthorhombic | — | — |
| Carducciite | (Ag₂Sb₂)Pb₁₂(As,Sb)₁₆S₄₀ | Monoclinic | — | — |
| Carlfrancisite | Mn²⁺₃(Mn²⁺,Mg,Fe³⁺,Al)₄₂(As³⁺O₃)₂(As⁵⁺O₄)₄[(Si,As⁵⁺)O₄]₆[(As⁵⁺,Si)O₄]₂(OH)₄₂ | Trigonal | — | — |
| Carminite | PbFe³⁺₂(AsO₄)₂(OH)₂ | — | 3.5 | — |
| Caryinite | (Na,Pb)(Ca,Na)CaMn²⁺₂(AsO₄)₃ | Monoclinic | — | — |
| Castellaroite | Mn²⁺₃(AsO₄)₂*₄H₂O | Monoclinic | — | — |
| Ceruleite | Cu₂Al₇(AsO₄)₄(OH)₁₃ * 1₁.₅H₂O | — | — | — |
| Cervandonite-(Ce) | (Ce,Nd,La)(Fe³⁺,Fe²⁺,Ti,Al)₃O₂(Si₂O₇)(As³⁺O₃)(OH) | Monoclinic | — | — |
| Chabournéite | Tl₄Pb₂(Sb,As)₂₀S₃₄ | Triclinic | — | — |
| Chadwickite | (UO₂)HAsO₃ | Tetragonal | — | — |
| Chalcophyllite | Cu₁₈Al₂(AsO₄)₄(SO₄)₃(OH)₂₄·36H₂O | Trigonal | 2.0 | — |
| Chenevixite | CuFe³⁺(AsO₄)(OH)₂ | Monoclinic | — | — |
| Cherepanovite | RhAs | Orthorhombic | — | — |
| Chernovite-(Y) | Y(AsO₄) | Tetragonal | — | 4.80 g/cm³ |
| Chinchorroite | Na₂Mg₅(As₂O₇)₂(AsO₃OH)₂(H₂O)₁₀ | Triclinic | — | — |
| Chistyakovaite | Al(UO₂)₂(AsO₄)₂F·6.5H₂O | Monoclinic | — | — |
| Chlorophoenicite | (Mn,Mg)₃Zn₂(AsO₄)(OH,O)₆ | Monoclinic | — | — |
| Chongite | Ca₃Mg₂(AsO₄)₂(AsO₃OH)₂·4H₂O | Monoclinic | — | — |
| Christite | TlHgAsS₃ | Monoclinic | — | — |
| Chudobaite | (Mg,Zn)₅(AsO₄)₂(HAsO₄)₂ * 10H₂O | Triclinic | — | — |
| Chursinite | (Hg+₂)₀.₅Hg²⁺(AsO₄) | — | — | — |
| Ciriottiite | Cu(Cu,Ag)₃Pb₁₉(Sb,As)₂₂(As₂)S₅₆ | Monoclinic | — | — |
| Claraite | (Cu,Zn)₁₅(CO₃)₄(AsO₄)₂(SO₄)(OH)₁₄*₇H₂O | Trigonal | 2.0 | — |
| Claudetite | As₂O₃ | Monoclinic | — | — |
| Clinoclase | Cu₃AsO₄(OH)₃ | Monoclinic | — | — |
| Clinosafflorite | CoAs₂ | Monoclinic | — | 7.55 g/cm³ |
| Cobaltarthurite | (Co,Mg)Fe³⁺₂(AsO₄)₂(OH)₂ * 4H₂O | — | — | — |
| Cobaltaustinite | CaCo(AsO₄)(OH) | Orthorhombic | — | — |
| Cobaltite | CoAsS | Orthorhombic | 5.5 | 6.26 g/cm³ |
| Cobaltkoritnigite | Co(AsO₃OH)·H₂O | Triclinic | — | — |
| Cobaltlotharmeyerite | CaCo₂(AsO₄)₂·2H₂O | — | 4.5 | 4.13 g/cm³ |