- Home
- Crystal systems
- Cubic
Cubic crystal system
494 minerals
| Mineral | Chemical formula | Mohs hardness | Density |
|---|---|---|---|
| Oldhamite | CaS | 4.0 | 2.58 g/cm³ |
| Olgafrankite | Ni₃Ge | — | 9.39 g/cm³ |
| Osbornite | TiN | — | 5.39 g/cm³ |
| Owensite | (Ba,Pb)₆(Cu,Fe,Ni)₂₅S₂₇ | — | — |
| Oxybismutomicrolite | (Bi₁.₃₃☐₀.₆₇)Ta₂O₆O | — | — |
| Oxycalciomicrolite | Ca₂Ta₂O₇ | — | — |
| Oxycalcioroméite | Ca₂Sb₂O₆O | — | 5.16 g/cm³ |
| Oxynatromicrolite | (Na,Ca,U)₂(Ta,Nb)₂O₆(O,F) | — | — |
| Oxyplumbopyrochlore | Pb₂Nb₂O₆O | — | — |
| Oxyplumboroméite | Pb₂Sb₂O₇ | 5.0 | 6.73 g/cm³ |
| Oxystannomicrolite | Sn₂Ta₂O₆O | — | — |
| Oxystibiomicrolite | (Sb³⁺,Ca)₂Ta₂O₆O | 5.5 | — |
| Oxyyttrobetafite-(Y) | Y₂Ti₂O₆O | 5.0 | — |
| Padmaite | PdBiSe | — | 9.56 g/cm³ |
| Pahasapaite | Li₈(Ca,Li,K)₁₀Be₂₄(PO₄)₂₄·38H₂O | — | — |
| Palladium (native) | Pd | — | — |
| Palladseite | Pd₁₇Se₁₅ | — | 8.12 g/cm³ |
| Panichiite | (NH₄)₂SnCl₆ | — | 2.45 g/cm³ |
| Paragersdorffite | NiAsS | — | 6.02 g/cm³ |
| Parascandolaite | KMgF₃ | — | 3.17 g/cm³ |
| Paulingite-Ca | (Ca,K,Na,Ba,☐)₁₀ (Si, Al)₄₂O₈₄·34H₂O | — | — |
| Paulingite-K | (K,Ca,Na,Ba, ☐)₁₀(Si,Al)₄₂O₈₄·34H₂O | — | — |
| Paulrobinsonite | Ti₈Fe₄O₂ | — | — |
| Penroseite | NiSe₂ | — | 6.57 g/cm³ |
| Pentlandite | (Ni,Fe)₉S₈ | — | 4.80 g/cm³ |
| Periclase | MgO | 5.5 | 3.63 g/cm³ |
| Petzite | Ag₃AuTe₂ | — | 9.00 g/cm³ |
| Pharmacoalumite | KAl₄(AsO₄)₃(OH)₄ * 6.₅H₂O | — | — |
| Pharmacosiderite | KFe³⁺₄(AsO₄)₃(OH)₄ * 6-₇H₂O | 2.5 | — |
| Phosphovanadylite-Ca | Ca[(V⁴⁺)₄P₂O₁₂(OH)₄]·12H₂O | — | — |
| Platarsite | PtAsS | — | — |
| Platinum (native) | Pt | — | — |
| Plumbopharmacosiderite | Pb₀.₅Fe³⁺₄(AsO₄)₃(OH)₄·5H₂O | — | — |
| Pollucite | Cs(Si₂Al)O₆·nH₂O | 6.5 | 2.90 g/cm³ |
| Polydymite | Ni²⁺Ni³⁺₂S₄ | — | — |
| Pošepnýite | — | — | — |
| Priscillagrewite-(Y) | — | — | — |
| Proxicosahedrite | Al₅₂Cu₃₀Fe₁₁Si₇ | — | — |
| Pseudodickthomssenite | Mg(VO₃)₂·8H₂O | — | — |
| Putzite | Cu₈GeS₆ | — | — |
| Pyrite | FeS₂ | 6.0 | 5.03 g/cm³ |
| Pyrope | Mg₃Al₂(SiO₄)₃ | 7.5 | 3.75 g/cm³ |
| Qandilite | (Mg,Fe³⁺)₂(Ti,Fe³⁺,Al)O₄ | 7.0 | — |
| Qingsongite | BN | — | — |
| Rhodium (native) | (Rh, Pt) | 3.5 | — |
| Rhodizite | KBe₄Al₄(B₁₁Be)O₂₈ | — | — |
| Ringwoodite | SiMg₂O₄ | — | 3.24 g/cm³ |
| Roaldite | (Fe,Ni)₄N | — | — |
| Rondorfite | Ca₈Mg(SiO₄)₄Cl₂ | — | — |
| Rowleyite | [Na(NH₄,K)₉Cl₄][V₅+,₄+₂(P,As)O₈]₆*n[H₂O,Na,NH₄,K,Cl] | — | — |
| Rozhdestvenskayaite-(Zn) | Ag₆(Ag₄Zn₂)Sb₄S₁₂S | — | — |
| Rubinite | Ca₃Ti³⁺₂Si₃O₁₂ | — | — |
| Rudabányaite | — | — | — |
| Rudashevskyite | (Fe,Zn)S | — | 3.79 g/cm³ |
| Rustenburgite | Pt₃Sn | 5.0 | 17.87 g/cm³ |
| Sakhaite | Ca₄₈Mg₁₆(BO₃)₃₂(CO₃)₁₆·2(H₂O,HCl) | — | — |
| Sakuraiite | (Cu,Zn,Fe,In,Sn)S | 4.0 | 4.45 g/cm³ |
| Salammoniac | NH₄Cl | — | — |
| Sapozhnikovite | Na₈(Al₆Si₆O₂₄)(HS)₂ | — | — |
| Schorlomite | — | — | — |
| Schäferite | (NaCa₂)Mg₂(VO₄)₃ | 5.0 | — |
| Segerstromite | Ca₃(As⁵⁺O₄)₂[As³⁺(OH)₃]₂ | — | — |
| Senarmontite | Sb₂O₃ | — | — |
| Shadlunite | (Pb,Cd)(Fe,Cu)₈S₈ | — | — |
| Shiranuiite | Cu⁺(Rh³⁺Rh⁴⁺)S₄ | — | — |
| Sidorovite | Fe₃Pt | — | — |
| Siegenite | CoNi₂S₄ | — | — |
| Sillénite | — | — | — |
| Skaergaardite | PdCu | 4.5 | 10.66 g/cm³ |
| Skinnerite | Cu₃SbS₃ | — | — |
| Skutterudite | CoAs₃ | — | 6.84 g/cm³ |
| Sodalite | Na₄Si₃Al₃O₁₂Cl | 6.0 | — |
| Sperrylite | PtAs₂ | — | 10.56 g/cm³ |
| Spessartine | Mn²⁺₃Al₂(SiO₄)₃ | — | 4.19 g/cm³ |
| Sphalerite | ZnS | — | 4.14 g/cm³ |
| Spinel | MgAl₂O₄ | 8.0 | 3.58 g/cm³ |
| Steinhardtite | Al | — | — |
| Stibiconite | Sb³⁺Sb⁵⁺₂O₆(OH) | — | — |
| Stibioústalečite | Cu₆Cu₆(Sb₂Te₂)Se₁₃ | — | — |
| Stilleite | ZnSe | 5.0 | 5.27 g/cm³ |