- Home
- IMA status
- Approved
Approved minerals
4,194 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Qusongite | WC | Hexagonal | — | 15.55 g/cm³ |
| Raadeite | Mg₇(PO₄)₂(OH)₈ | Monoclinic | — | 2.71 g/cm³ |
| Rabejacite | Ca₂[(UO₂)₄O₄(SO₄)₂](H₂O)₈ | Orthorhombic | — | — |
| Raberite | Tl₅Ag₄As₆SbS₁₅ | Triclinic | — | — |
| Radekškodaite-(Ce) | — | Monoclinic | — | — |
| Radekškodaite-(La) | — | Monoclinic | — | — |
| Radhakrishnaite | PbTe₃(Cl,S)₂ | Tetragonal | — | — |
| Radovanite | Cu₂Fe³⁺(AsO₄)(HAs³⁺O₃)₂ * H₂O | — | — | — |
| Radtkeite | Hg²⁺₃S₂ICl | Orthorhombic | — | — |
| Radvaniceite | GeS₂ | Monoclinic | — | — |
| Raguinite | TlFeS₂ | Orthorhombic | — | — |
| Raisaite | CuMg[Te⁶⁺O₄(OH)₂]·6H₂O | Monoclinic | — | — |
| Raite | — | Orthorhombic | 3.0 | — |
| Rajite | Cu(Te₄+₂O₅) | Monoclinic | — | — |
| Ralphcannonite | AgZn₂TlAs₂S₆ | Tetragonal | — | — |
| Ramaccioniite | Cu₄[SeO₄](OH)₆ | — | — | — |
| Ramanite-(Cs) | CsB₅O₆(OH)₄·2H₂O | Monoclinic | — | — |
| Ramanite-(Rb) | RbB₅O₆(OH)₄·2H₂O | Orthorhombic | — | — |
| Ramazzoite | [Mg₈Cu₁₂(PO₄)(CO₃)₄(OH)₂₄(H₂O)₂₀][(H₀.₃₃SO₄)₃(H₂O)₃₆] | — | — | — |
| Rambergite | MnS | Hexagonal | 4.0 | 4.19 g/cm³ |
| Rameauite | K₂Ca(H[₃]₂O)(H[₅]₂O)₄[(UO₂)₆O₆(OH)₄](H[₄]₂O) | Monoclinic | — | — |
| Ramikite-(Y) | Li₄(Na,Ca)₁₂(Y,Ca,REE)₆Zr₆(PO₄)₁₂(CO₃)₄O₄[(OH),F]₄ | Triclinic | — | — |
| Ramosite | — | Monoclinic | — | — |
| Ramsbeckite | (Cu,Zn)₁₅(SO₄)₄(OH)₂₂·6H₂O | Monoclinic | 3.5 | — |
| Rankachite | Ca₀.₅(V₄+,V₅+)(W₆+,Fe³⁺)₂O₈(OH) * 2H₂O | Monoclinic | — | — |
| Rankamaite | (Na,K)₃(Ta,Nb,Al)₁₁(O,OH)₃₁ | Orthorhombic | — | — |
| Ranunculite | HAl(UO₂)(PO₄)(OH)₃·4H₂O | — | — | — |
| Rapidcreekite | Ca₂(SO₄)(CO₃)·4H₂O | Orthorhombic | — | — |
| Rappoldite | PbCo₂(AsO₄)₂·2H₂O | Triclinic | 4.5 | 5.28 g/cm³ |
| Raslakite | Na₁₅Ca₃Fe²⁺₃(Na,Zr)₃Zr₃(Si,Nb)[(Si₃O₉)₂(Si₉O₂₇)₂SiO](OH,H₂O)₃(Cl,OH) | Trigonal | — | — |
| Rasmussenite | Ca(C₂H₃O₃)₂·3H₂O | Triclinic | — | — |
| Rastsvetaevite | Na₂₇K₈Ca₁₂Fe₃Zr₆Si₅₂O₁₄₄(O,OH,H₂O)₆Cl₂ | Trigonal | — | — |
| Rasvumite | KFe₂S₃ | Orthorhombic | — | 3.18 g/cm³ |
| Rauchite | Ni(UO₂)₂(AsO₄)₂·10H₂O | Triclinic | — | — |
| Raudseppite | Ba₂Ca₇(Si₃O₉)₂(CO₃)₂Cl₂ | Triclinic | — | — |
| Rauenthalite | Ca₃(AsO₄)₂ * 10H₂O | — | — | — |
| Ravatite | C₁₄H₁₀ | Monoclinic | 1.0 | 1.11 g/cm³ |
| Raydemarkite | — | Triclinic | — | — |
| Raygrantite | Pb₁₀Zn(SO₄)₆(SiO₄)₂(OH)₂ | Triclinic | — | — |
| Rayite | (Ag,Tl)₂Pb₈Sb₈S₂₁ | — | — | 6.13 g/cm³ |
| Reaphookhillite | MgZn₂(PO₄)₂·4H₂O | Triclinic | — | — |
| Reckibachite | Ag₂Pb₁₂As₁₄Sb₄S₄₀ | Monoclinic | — | — |
| Rectorite | (Na,Ca)Al₄((Si,Al)₈O₂₀)(OH)₄ * 2H₂O | — | — | — |
| Redcanyonite | (NH₄)₂Mn[(UO₂)₄O₄(SO₄)₂](H₂O)₄ | Monoclinic | — | — |
| Redgillite | Cu₆(SO₄)(OH)₁₀·H₂O | Monoclinic | — | — |
| Redledgeite | Ba(Ti⁴⁺₆Cr³⁺₂)O₁₆ | — | — | — |
| Redmondite | — | Monoclinic | — | — |
| Reederite-(Y) | (Na,Mn)₁₅Y₂(CO₃)₉(FSO₃)Cl | Hexagonal | — | — |
| Reedmergnerite | NaBSi₃O₈ | Triclinic | 6.3 | 2.78 g/cm³ |
| Reevesite | Ni₆Fe³⁺₂(OH)₁₆(CO₃) * 4H₂O | Trigonal | 2.0 | — |
| Regerite | KFe₆(PO₄)₄(OH)₇(H₂O)₆·4H₂O | Monoclinic | — | — |
| Reichenbachite | Cu₅(PO₄)₂(OH)₄ | Monoclinic | 3.5 | 4.37 g/cm³ |
| Reidite | ZrSiO₄ | Tetragonal | — | 4.63 g/cm³ |
| Reinhardbraunsite | Ca₅(SiO₄)₂(OH,F)₂ | Monoclinic | — | — |
| Relianceite-(K) | — | Monoclinic | — | — |
| Rengeite | Sr₄Ti₄ZrO₈(Si₂O₇)₂ | Monoclinic | — | — |
| Reppiaite | Mn²⁺₅(VO₄)₂(OH)₄ | — | — | — |
| Retzian-(La) | (Mn²⁺,Mg)₂(La,Ce,Nd)(AsO₄)(OH)₄ | — | — | — |
| Retzian-(Nd) | Mn²⁺₂(Nd,Ce,La)(AsO₄)(OH)₄ | — | — | — |
| Revdite | Na₁₆Si₁₆O₂₇(OH)₂₆ * 2₈H₂O | — | — | — |
| Rewitzerite | [K(H₂O)]Mn₂(Al₂Ti)(PO₄)₄[O(OH)](H₂O)₁₀·4H₂O | Monoclinic | — | — |
| Reynoldsite | Pb₂Mn⁴⁺₂O₅(CrO₄) | Triclinic | — | — |
| Reznitskyite | — | Monoclinic | — | — |
| Rhabdoborite-(V) | Mg₁₂(V₅+,Mo₆+,W₆+)₁ * 5O₆{[BO₃]₆-x[(P,As)O₄]xF₂-x} (x < ₁) | Hexagonal | — | — |
| Rhabdoborite-(W) | Mg₁₂(W₆+,V₅+)₁ * 5O₆{[BO₃]₆–x[(P,As)O₄]xF₂–x} (x < ₁) | Hexagonal | — | — |
| Rhabdophane-(Y) | Y(PO₄)·H₂O | Hexagonal | — | — |
| Rheniite | ReS₂ | Triclinic | — | 7.11 g/cm³ |
| Rhodarsenide | Rh₂As | Orthorhombic | — | — |
| Rhodium (native) | (Rh, Pt) | Cubic | 3.5 | — |
| Rhodochrosite | MnCO₃ | Trigonal | — | 3.74 g/cm³ |
| Rhodplumsite | Rh₃Pb₂S₂ | Trigonal | — | 9.79 g/cm³ |
| Ribbeite | Mn²⁺₅(SiO₄)₂(OH)₂ | — | — | — |
| Richardsite | — | Tetragonal | — | — |
| Richardsollyite | TlPbAsS₃ | Monoclinic | — | — |
| Richelsdorfite | Ca₂Cu₅Sb(AsO₄)₄(OH)₆Cl * 6H₂O | Monoclinic | — | — |
| Rickturnerite | Pb₇O₄[Mg(OH)₄](OH)Cl₃ | Orthorhombic | — | — |
| Riesite | TiTiO₄ | Monoclinic | — | — |
| Rietveldite | Fe(UO₂)(SO₄)₂(H₂O)₅ | Orthorhombic | 2.0 | — |
| Rigrahamite | Na₂Ca₂Th₂(CO₃)₄(HCO₃)₂(OH)₄(H₂O)₇ | Monoclinic | — | — |
| Rimkorolgite | (Mg,Mn)₅(Ba,Sr,Ca)(PO₄)₄ * 8H₂O | — | — | — |