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Minerals containing calcium
1,411 minerals
Calcium — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Potassic-richterite | {K}{CaNa}{Mg₅}Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Potassic-sadanagaite | KCa₂(Mg₃Al₂)(Si₅Al₃)O₂₂(OH)₂ | Monoclinic | 6.0 | — |
| Potassicmendeleevite-(Ce) | Cs₆K₆(REE₂₂Ca₆)(Si₇₀O₁₇₅)(OH,F)₂₀(H₂O)₁₅ | — | — | — |
| Powellite | CaMoO₄ | Tetragonal | — | 4.27 g/cm³ |
| Priceite | Ca₂B₅O₇(OH)₅·H₂O | Monoclinic | — | — |
| Pringleite | Ca₉B₂₆O₃₄(OH)₂₄Cl₄ * 13H₂O | Triclinic | — | — |
| Probertite | NaCaB₅O₇(OH)₄·3H₂O | Monoclinic | — | — |
| Proshchenkoite-(Y) | Ca(Y,REE,Ca,Na,Mn)₁₅Fe²⁺(P,Si)Si₆B₃O₃₄F₁₄ | Trigonal | 5.0 | — |
| Prosopite | CaAl₂(F,OH)₈ | Monoclinic | 4.5 | — |
| Prosperite | Ca₂Zn₄(AsO₄)₄ * H₂O | — | 4.5 | — |
| Pseudomarkeyite | Ca₈(UO₂)₄(CO₃)₁₂(H₂O)₁₈·3H₂O | Monoclinic | — | — |
| Pseudowollastonite | CaSiO₃ | Monoclinic | — | 2.90 g/cm³ |
| Pumpellyite-(Al) | Ca₂Al₃(Si₂O₇)(SiO₄)(OH,O)₂·H₂O | Monoclinic | — | — |
| Pumpellyite-(Fe³⁺) | Ca₂Fe³⁺Al₂(Si₂O₇)(SiO₄)(OH,O)₂·H₂O | Monoclinic | — | — |
| Pumpellyite-(Mg) | Ca₂MgAl₂(Si₂O₇)(SiO₄)(OH)₂ * H₂O | Monoclinic | — | — |
| Putnisite | SrCa₄Cr³⁺₈(CO₃)₈SO₄(OH)₁₆·25H₂O | Orthorhombic | — | — |
| Pyroxferroite | (Fe,Mn,Ca)SiO₃ | Triclinic | — | — |
| Písekite-(Y) | (Y,As,Ca,Fe,U)(Nb,Ti,Ta)O₄ | — | — | — |
| Qatranaite | CaZn₂(OH)₆(H₂O)₂ | Monoclinic | — | — |
| Qeltite | Ca₃TiSi₂(Fe³⁺₂Si)O₁₄ | Trigonal | — | — |
| Quadridavyne | [(Na,K)₆Cl₂][Ca₂Cl₂][(Si₆Al₆O₂₄)] | Hexagonal | — | — |
| Quadruphite | Na₆Na₂(CaNa)₂Na₂Ti₂Na₂Ti₂(Si₂O₇)₂(PO₄)₄O₄F₂ | Triclinic | — | — |
| Rabbittite | Ca₃Mg₃(UO₂)₂(CO₃)₆(OH)₄·18H₂O | Monoclinic | 2.5 | — |
| Rabejacite | Ca₂[(UO₂)₄O₄(SO₄)₂](H₂O)₈ | Orthorhombic | — | — |
| 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 | — | — |
| Ranciéite | (Ca,Mn²⁺)₀.₂(Mn⁴⁺,Mn³⁺)O₂·0.6H₂O | Trigonal | — | — |
| Rankachite | Ca₀.₅(V₄+,V₅+)(W₆+,Fe³⁺)₂O₈(OH) * 2H₂O | Monoclinic | — | — |
| Rankinite | Ca₃Si₂O₇ | Monoclinic | — | — |
| Rapidcreekite | Ca₂(SO₄)(CO₃)·4H₂O | Orthorhombic | — | — |
| 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 | — | — |
| Raudseppite | Ba₂Ca₇(Si₃O₉)₂(CO₃)₂Cl₂ | Triclinic | — | — |
| Rauenthalite | Ca₃(AsO₄)₂ * 10H₂O | — | — | — |
| Rauvite | Ca(UO₂)₂(V₁₀O₂₈) * 16H₂O | — | — | — |
| Rectorite | (Na,Ca)Al₄((Si,Al)₈O₂₀)(OH)₄ * 2H₂O | — | — | — |
| Reinhardbraunsite | Ca₅(SiO₄)₂(OH,F)₂ | Monoclinic | — | — |
| Reyerite | Na₂Ca₁₄Al₂Si₂₂O₅₈(OH)₈·6H₂O | — | — | — |
| Rhodesite | KHCa₂Si₈O₁₉·5H₂O | — | — | — |
| Rhodonite | CaMn₃Mn(Si₅O₁₅) | Triclinic | — | — |
| Richellite | CaFe³⁺₂(PO₄)₂(OH,F)₂ | Tetragonal | — | — |
| Richelsdorfite | Ca₂Cu₅Sb(AsO₄)₄(OH)₆Cl * 6H₂O | Monoclinic | — | — |
| Richterite | Na(NaCa)Mg₅Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Rigrahamite | Na₂Ca₂Th₂(CO₃)₄(HCO₃)₂(OH)₄(H₂O)₇ | Monoclinic | — | — |
| Rimkorolgite | (Mg,Mn)₅(Ba,Sr,Ca)(PO₄)₄ * 8H₂O | — | — | — |
| Rinkite-(Ce) | (Ca₃REE)Na(NaCa)Ti(Si₂O₇)₂(OF)F₂ | Monoclinic | — | — |
| Rinkite-(Y) | Na₂Ca₄YTi(Si₂O₇)₂OF₃ | Monoclinic | — | — |
| Rittmannite | (Mn²⁺,Ca)Mn²⁺(Fe²⁺,Mn²⁺,Mg)₂(Al,Fe³⁺)₂(PO₄)₄(OH)₂(H₂O)₈ | Monoclinic | — | — |
| Riversideite | Ca₅Si₆O₁₆(OH)₂·2H₂O | — | — | — |
| Robertsite | Ca₂Mn³⁺₃(PO₄)₃O₂(H₂O)₂·H₂O | Monoclinic | — | — |
| Roeblingite | Ca₆Mn²⁺Pb₂(Si₃O₉)₂(SO₄)₂(OH)₂·4H₂O | Monoclinic | — | — |
| Roggianite | Ca₂Be(OH)₂Al₂Si₄O₁₃ * 2.₅H₂O | Tetragonal | — | — |
| Rondorfite | Ca₈Mg(SiO₄)₄Cl₂ | Cubic | — | — |
| Rorisite | CaFCl | Tetragonal | — | — |
| Roscherite | Ca₂Mn²⁺₅Be₄(PO₄)₆(OH)₄ * 6H₂O | — | — | — |
| Roselite | Ca₂Co(AsO₄)₂·2H₂O | Monoclinic | 3.5 | — |
| Rosemaryite | (Na,Ca,Mn)(Mn,Fe²⁺)(Fe³⁺,Mg)Al(PO₄)₃ | Monoclinic | — | — |
| Rosenbuschite | Ca₆Zr₂Na₆ZrTi(Si₂O₇)₄(OF)₂F₄ | Triclinic | — | — |
| Rosenhahnite | HCa₃[Si₃O₉(OH)] | Triclinic | — | — |
| Rossite | Ca(VO₃)₂·4H₂O | Triclinic | — | — |
| Rotemite | Ca₄Cr₂(OH)₁₂Cl₂·4H₂O | Trigonal | — | — |
| Roumaite | (Nb,Ti)(Ca,Na,☐)₃(Ca,REE)₄(Si₂O₇)₂(OH)F₃ | Monoclinic | — | — |
| Rouvilleite | Na₃Ca₂(CO₃)₃F | Monoclinic | — | — |
| Roweite | Ca₂Mn²⁺₂B₄O₇(OH)₆ | Orthorhombic | — | — |
| Rruffite | Ca₂Cu(AsO₄)₂·2H₂O | Monoclinic | — | — |
| Rubinite | Ca₃Ti³⁺₂Si₃O₁₂ | Cubic | — | — |
| Ruifrancoite | Ca₂(☐,Mn)₂(Fe³⁺,Mn,Mg)₄Be₄(PO₄)₆(OH)₆·4H₂O | — | — | — |
| Ruitenbergite | Ca₉B₂₆O₃₄(OH)₂₄Cl₄ * 13H₂O | Monoclinic | — | — |
| Ruizite | Ca₂Mn³⁺₂[Si₄O₁₁(OH)₂](OH)₂*₂H₂O | Monoclinic | — | — |
| Rusinovite | Ca₁₀(Si₂O₇)₃Cl₂ | Orthorhombic | — | — |
| Rustumite | Ca₁₀(Si₂O₇)₂(SiO₄)(OH)₂Cl₂ | Monoclinic | — | — |
| Rynersonite | CaTa₂O₆ | — | — | 7.37 g/cm³ |
| Rémondite-(Ce) | Na₃(Ce,Ca,Na)₃(CO₃)₅ | Monoclinic | — | — |
| Rémondite-(La) | Na₃(La,Ca,Na)₃(CO₃)₅ | Monoclinic | — | — |
| Röntgenite-(Ce) | Ca₂Ce₃(CO₃)₅F₃ | Trigonal | — | — |
| Sacrofanite | (Na₆₁K₁₉Ca₃₂)(Si₈₄Al₈₄O₃₃₆)(SO₄)₂₆Cl₂F₆*₂H₂O | Hexagonal | — | — |
| Sadanagaite | {Na}{Ca₂}{Mg₃Al₂}(Si₅Al₃O₂₂)(OH)₂ | Monoclinic | — | — |
| Sailaufite | (Ca,Na,☐)₂Mn³⁺₃(AsO₄)₂(CO₃)O₂ * 3H₂O | — | — | — |
| Sainfeldite | Ca₅(AsO₄)₂(AsO₃OH)₂·4H₂O | — | — | — |