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Minerals
6,131 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Strontiopharmacosiderite | Sr₀.₅Fe₄[(AsO₄)₃(OH)₄]·4H₂O | Tetragonal | — | — |
| Strontioruizite | Sr₂Mn³⁺₂Si₄O₁₁(OH)₄·2H₂O | Monoclinic | — | — |
| Strontiowhitlockite | Sr₉Mg(PO₄)₆(PO₃OH) | — | — | — |
| Strunzite | Mn²⁺Fe₂³⁺(PO₄)₂(OH)₂·8H₂O | — | 4.0 | — |
| Struvite | H₁₆MgNO₁₀P | Orthorhombic | 2.0 | — |
| Struvite-(K) | KMg(PO₄)·6H₂O | — | — | — |
| Studenitsite | NaCa₂[B₉O₁₄(OH)₄] * 2H₂O | Monoclinic | — | — |
| Studtite | [(UO₂)(O₂)(H₂O)₂] * H₂O | — | — | — |
| Stumpflite | PtSb | Hexagonal | 5.0 | — |
| Stunorthropite | (NH₄)₄[Mo₂O₆(MoO₄)₂] | Triclinic | — | — |
| Sturmanite | Ca₆Fe³⁺₂(SO₄)₂.₅[B(OH)₄](OH)₁₂·25H₂O | Trigonal | 2.5 | — |
| Stöfflerite | CaAl₂Si₂O₈ | Tetragonal | — | — |
| Stützite | — | Hexagonal | — | — |
| Suanite | Mg₂[B₂O₅] | Monoclinic | — | — |
| Sudburyite | PdSb | Hexagonal | — | 9.18 g/cm³ |
| Sudoite | Mg₂Al₃(Si₃Al)O₁₀(OH)₈ | — | — | — |
| Sudovikovite | PtSe₂ | Trigonal | — | 8.42 g/cm³ |
| Suenoite | — | Orthorhombic | — | — |
| Suessite | (Fe,Ni)₃Si | Cubic | — | — |
| Sugakiite | Cu(Fe,Ni)₈S₈ | Tetragonal | — | — |
| Sugarwhiteite | Pb₂Te₅O₁₂ | Monoclinic | — | — |
| Sugilite | K(Na,☐)₂Li₃(Fe,Mn,Al,Zr)₂[Si₁₂O₃₀] | Hexagonal | — | — |
| Suhailite | (NH₄)Fe²⁺₃(Si₃Al)O₁₀(OH)₂ | Monoclinic | 2.5 | — |
| Sulfatoredmondite | — | Monoclinic | — | — |
| Sulfhydrylbystrite | Na₅K₂Ca[Al₆Si₆O₂₄](S₅)²⁻(SH)⁻ | Trigonal | — | — |
| Sulfoborite | Mg₃[B(OH)₄]₂(SO₄)(OH,F)₂ | Orthorhombic | — | — |
| Sulfopadmaite | PdBiS | Cubic | — | — |
| Sulphohalite | Na₆(SO₄)₂FCl | Cubic | — | — |
| Sulphotsumoite | Bi₃Te₂S | — | — | — |
| Sulphur | S | Orthorhombic | — | — |
| Sulvanite | Cu₃VS₄ | Cubic | 3.5 | 3.97 g/cm³ |
| Sundiusite | Pb₁₀(SO₄)O₈Cl₂ | Monoclinic | — | — |
| Sunshuite | FeBi₂S₄ | Monoclinic | — | — |
| Suolunite | Ca₂Si₂O₅(OH)₂(H₂O) | Orthorhombic | — | — |
| Suredaite | PbSnS₃ | Orthorhombic | — | — |
| Surinamite | Mg₃Al₃O[Si₃BeAlO₁₅] | — | — | — |
| Surite | (Pb,Ca)₃(Al,Fe²⁺,Mg)₂((Si,Al)₄O₁₀)(CO₃)₂(OH)₂ | — | — | — |
| Surkhobite | KBa₃Ca₂Na₂Mn₁₆Ti₈(Si₂O₇)₈O₈(OH)₄(F,O,OH)₈ | Monoclinic | — | — |
| Sursassite | Mn²⁺₂Al₃(SiO₄)(Si₂O₇)(OH)₃ | Monoclinic | — | — |
| Susannite | Pb₄(SO₄)(CO₃)₂(OH)₂ | Trigonal | — | — |
| Suseinargiuite | NaBi(MoO₄)₂ | Tetragonal | — | — |
| Sussexite | Mn²⁺BO₂(OH) | Orthorhombic | — | — |
| Suzukiite | BaVSi₂O₇ | — | — | — |
| Svabite | Ca₅(AsO₄)₃F | Hexagonal | — | 3.59 g/cm³ |
| Svanbergite | SrAl₃(SO₄)(PO₄)(OH)₆ | Trigonal | — | — |
| Sveinbergeite | Ca(Fe²⁺₆Fe³⁺)Ti₂(Si₄O₁₂)₂O₂(OH)₅(H₂O)₄ | Triclinic | — | — |
| Sveite | KAl₇(NO₃)₄(OH)₁₆Cl₂ * 8H₂O | Monoclinic | — | — |
| Sverigeite | NaMnMgSnBe₂(SiO₄)₃(OH) | Orthorhombic | — | — |
| Svetlanaite | SnSe | Orthorhombic | — | 5.80 g/cm³ |
| Svornostite-(K) | K₂Mg[(UO₂)(SO₄)₂]₂·8H₂O | Orthorhombic | — | — |
| Svornostite-(NH₄) | (NH₄)₂Mg(UO₂)₂(SO₄)₄(H₂O)₈ | Orthorhombic | — | — |
| Svyatoslavite | Ca(Al₂Si₂O₈) | Orthorhombic | — | — |
| Svyazhinite | (Mg,Mn²⁺,Ca)(Al,Fe³⁺)(SO₄)₂F * 14H₂O | — | — | — |
| Swaknoite | (NH₄)₂Ca(HPO₄)₂ * H₂O | — | — | — |
| Swamboite-(Nd) | Nd₀.₃₃₃[(UO₂)(SiO₃OH)](H₂O)\\sim₂.₅ | Monoclinic | 2.5 | — |
| Swartzite | MgCa(UO₂)(CO₃)₃ * 12H₂O | Monoclinic | — | — |
| Swedenborgite | NaBe₄Sb⁵⁺O₇ | Hexagonal | — | — |
| Sweetite | Zn(OH)₂ | Orthorhombic | — | 3.20 g/cm³ |
| Swinefordite | Li(Al,Li,Mg)₄((Si,Al)₄O₁₀)₂(OH,F)₄ * nH₂O | — | — | — |
| Switzerite | Mn²⁺₃(PO₄)₂ * 7H₂O | Monoclinic | — | — |
| Sylvanite | AgAuTe₄ | Monoclinic | 1.8 | 8.10 g/cm³ |
| Sylvite | KCl | Cubic | 2.0 | 1.99 g/cm³ |
| Symesite | Pb₁₀(SO₄)O₇Cl₄ * H₂O | — | — | — |
| Symplesite | Fe²⁺₃(AsO₄)₂ * 8H₂O | Triclinic | — | — |
| Synadelphite | Mn²⁺₉(As₅+O₄)₂(As³⁺O₃)(OH)₉ · 2H₂O | — | — | — |
| Synchysite-(Ce) | CaCe(CO₃)₂F | Monoclinic | — | — |
| Synchysite-(Nd) | CaNd(CO₃)₂F | Orthorhombic | — | — |
| Synchysite-(Y) | CaY(CO₃)₂F | Hexagonal | — | — |
| Syngenite | K₂Ca(SO₄)₂·H₂O | Monoclinic | 2.5 | — |
| Szaibélyite | MgBO₂(OH) | Monoclinic | — | 2.66 g/cm³ |
| Szenicsite | Cu₃MoO₄(OH)₄ | Orthorhombic | — | — |
| Szilagyiite | NaCa₃(UO₂)(CO₃)₃(SeO₃)F(H₂O)₆ | Trigonal | — | — |
| Szklaryite | ☐Al₆BAs³⁺₃O₁₅ | Orthorhombic | — | — |
| Szmikite | Mn(SO₄)(H₂O) | Monoclinic | — | — |
| Szomolnokite | Fe²⁺SO₄·H₂O | Monoclinic | — | — |
| Szymańskiite | — | Hexagonal | — | — |
| Söhngeite | — | — | — | — |
| Sørensenite | — | — | — | — |
| Tacharanite | Ca₁₂Al₂Si₁₈O₃₃(OH)₃₆ | Monoclinic | — | — |
| Tachyhydrite | CaMg₂Cl₆·12H₂O | Trigonal | 2.0 | — |