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Approved minerals
4,194 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Herbertsmithite | Cu₃Zn(OH)₆Cl₂ | Trigonal | — | — |
| Hereroite | [Pb₃₂(O,☐)₂₁](AsO₄)₂[(Si,As,V,Mo]O₄)₂Cl₁₀ | Monoclinic | — | — |
| Hermannjahnite | CuZn(SO₄)₂ | Monoclinic | — | — |
| Hermannroseite | CaCu(PO₄)(OH) | Orthorhombic | — | 4.08 g/cm³ |
| Heterogenite | Co³⁺O(OH) | Hexagonal | — | — |
| Heulandite-Ba | (Ba,Ca,K)₅(Si₂₇Al₉)O₇₂ * 2₂H₂O | Monoclinic | — | — |
| Heulandite-K | (K,Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O | Monoclinic | — | — |
| Heulandite-Na | (Na,Ca,K)₆(Si,Al)₃₆O₇₂ · 22H₂O | Monoclinic | — | — |
| Heulandite-Sr | (Sr,Na,Ca)₅(Si₂₇Al₉)O₇₂ · 24H₂O | Monoclinic | — | — |
| Hexacelsian | BaAl₂Si₂O₈ | Hexagonal | — | 3.34 g/cm³ |
| Hexaferrum | (Fe,Os,Ru,Ir) | Hexagonal | — | — |
| Hexahydroborite | — | Monoclinic | — | — |
| Hexamolybdenum | (Mo,Ru,Fe,Ir,Os) | Hexagonal | — | — |
| Hexathioplumbite | — | Hexagonal | — | — |
| Heyerdahlite | Na₃Mn₇Ti₂(Si₄O₁₂)₂O₂(OH)₄F(H₂O)₂ | Triclinic | — | — |
| Heyite | Pb₅Fe²⁺₂(VO₄)₂O₄ | — | — | — |
| Heyrovskýite | Pb₆Bi₂S₉ | Orthorhombic | — | — |
| Hezuolinite | (Sr,REE)₄Zr(Ti,Fe³⁺,Fe²⁺)₂Ti₂O₈(Si₂O₇)₂ | Monoclinic | — | — |
| Hibbingite | Fe²⁺₂(OH)₃Cl | — | — | — |
| Hielscherite | Ca₆Si₂[(SO₄)₂(SO₃)₂(OH)₁₂]·22H₂O | Hexagonal | — | — |
| Hilairite | Na₂Zr[SiO₃]₃ * 3H₂O | — | — | — |
| Hilarionite | Fe³⁺₂(SO₄)(AsO₄)(OH)·₆H₂O | Monoclinic | — | — |
| Hillesheimite | (K,Ca,Ba,☐)₂(Mg,Fe,Ca,☐)₂[(Si,Al)₁₃O₂₃(OH)₆](OH)·8H₂O | Orthorhombic | — | — |
| Hillite | Ca₂(Zn,Mg)(PO₄)₂ * 2 H₂O | — | — | — |
| Hingganite-(Ce) | BeCe(SiO₄)(OH) | Monoclinic | — | — |
| Hingganite-(Nd) | — | Monoclinic | — | — |
| Hingganite-(Yb) | BeYbSiO₄(OH) | Monoclinic | — | — |
| Hinokageite | MnMg(SiO₄) | Orthorhombic | — | — |
| Hiroseite | — | Orthorhombic | — | — |
| Hitachiite | Pb₅Bi₂Te₂S₆ | Trigonal | — | — |
| Hizenite-(Y) | Ca₂Y₆(CO₃)₁₁·14H₂O | Orthorhombic | — | — |
| Hjalmarite | {Na}{NaMn}{Mg₅}Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Hloušekite | (Ni,Co)Cu₄(AsO₄)₂(AsO₃OH)₂·9H₂O | Triclinic | — | — |
| Hocartite | Ag₂FeSnS₄ | Tetragonal | 4.0 | — |
| Hochelagaite | CaNb₄O₁₁·8H₂O | — | — | — |
| Hochleitnerite | [(H₂O)K]Mn₂(Ti₂Fe³⁺)(PO₄)₄O₂(H₂O)₁₀·4H₂O | Orthorhombic | — | — |
| Hodgesmithite | (Cu,Zn)₆Zn(SO₄)₂(OH)₁₀*₃H₂O | Trigonal | — | — |
| Hoganite | Cu(CH₃COO)₂·H₂O | Monoclinic | 1.5 | — |
| Hogarthite | (Na,K)₂CaTi₂Si₁₀O₂₆·8H₂O | Monoclinic | — | — |
| Hokkaidoite | C₂₂H₁₂ | Monoclinic | — | — |
| Holdawayite | Mn₆(CO₃)₂(OH)₇(Cl,OH) | Monoclinic | — | — |
| Hollingworthite | RhAsS | Cubic | — | — |
| Hollisterite | Al₃Fe | Monoclinic | — | — |
| Holtstamite | Ca₃(Al,Mn³⁺)₂(SiO₄)₂(OH)₄ | Tetragonal | 6.0 | — |
| Holubite | Ag₃Pb₆(Sb₈Bi₃)S₂₄ | Monoclinic | — | — |
| Honeaite | Au₃TlTe₂ | Orthorhombic | — | — |
| Honessite | (Ni₁-xFe³⁺x)(OH)₂[SO₄]x/₂ * nH₂O | Trigonal | — | — |
| Hongheite | Ca₁₉Fe²⁺Al₄(Fe³⁺,Mg,Al)₈(☐,B)₄BSi₁₈O₆₉(O,OH)₉ | Tetragonal | — | — |
| Hongshiite | PtCu | Trigonal | 4.0 | 15.74 g/cm³ |
| Honzaite | Ni₂(AsO₃OH)₂·5H₂O | Monoclinic | — | — |
| Hoperanchite | (NH₄)₂(S₂O₃) | Monoclinic | — | — |
| Hopmannite | Ba₂(Ti₅Fe)O₁₃ | Monoclinic | — | — |
| Horiite | Ba₂Mn₂Mn₄Ti₂(Si₂O₇)₂(PO₄)₂O₂(OH)₂ | Triclinic | — | — |
| Horomanite | Fe₆Ni₃S₈ | Tetragonal | — | — |
| Horváthite-(Y) | — | Orthorhombic | 4.0 | — |
| Horákite | — | Monoclinic | — | — |
| Hotsonite | — | Triclinic | — | — |
| Housleyite | Pb₆CuTe₄O₁₈(OH)₂ | Monoclinic | — | — |
| Howardevansite | — | Triclinic | — | — |
| Howieite | Na(Fe,Mn)₁₀(Fe,Al)₂Si₁₂O₃₁(OH)₁₃ | — | — | — |
| Hsianghualite | Li₂Ca₃Be₃(SiO₄)₃F₂ | Cubic | 6.5 | 2.87 g/cm³ |
| Huanghoite-(Nd) | BaNd(CO₃)₂F | Trigonal | — | — |
| Huangite | Ca₀.₅Al₃(SO₄)₂(OH)₆ | Trigonal | — | — |
| Huangshanite | Fe³⁺TaO₄ | Monoclinic | — | — |
| Huanzalaite | Mg(WO₄) | Monoclinic | — | 6.87 g/cm³ |
| Hubbardite | Mg(H₂O)₆[(UO₂)₂O(OH)(SO₄)]₂·8H₂O | Orthorhombic | — | — |
| Hubeite | Ca₂Mn²⁺Fe³⁺[HSi₄O₁₃]·2H₂O | Triclinic | — | — |
| Huemulite | Na₄Mg(V₁₀O₂₈)·24H₂O | Triclinic | — | 2.36 g/cm³ |
| Huenite | Cu₄(MoO₄)₃(OH)₂ | Trigonal | — | — |
| Hughesite | Na₃AlV₁₀O₂₈·22H₂O | Triclinic | — | — |
| Hugotibergite | Ca₆CaPb₂(Si₃O₉)₂(SO₄)₂(OH)₂(H₂O)₄ | Monoclinic | — | — |
| Huizingite-(Al) | [(NH₄)₉(SO₄)₂][(Al,Fe³⁺)₃(OH)₂(H₂O)₄(SO₄)₆] | Triclinic | — | — |
| Humberstonite | K₃Na₇Mg₂(SO₄)₆(NO₃)₂·6H₂O | Trigonal | 2.5 | — |
| Hunchunite | Au₂Pb | Cubic | 3.5 | 15.36 g/cm³ |
| Hundholmenite-(Y) | (Y,REE,Ca,Na)₁₅(Al,Fe³⁺)(CaxAs³⁺₁-x)(Si,As₅+)Si₆B₃(O,F)₄₈ | Trigonal | — | — |
| Hungchaoite | Mg(B₄O₇) * 9H₂O | Triclinic | — | — |
| Huntingdonite | Pb₁₉Sb₁₆As₆S₅₁Cl₂ | Triclinic | — | — |
| Hutcheonite | Ca₃Ti₂(SiAl₂)O₁₂ | Cubic | — | — |
| Hyblerite | Pb₄Bi₂(SO₄)₂(CO₃)O₄ | Orthorhombic | — | — |
| Hydrodelhayelite | KCa₂(Si₇Al)O₁₇(OH)₂·6H₂O | — | — | — |