Elements | Sulphides | Halides | Oxides | Carbonates | Borates | Sulfates |   Phosphates | Silicates | Organic Compounds | Rocks & Meteorites    A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T |  U | V | W | X | Y | Z |   Oxides 氧化物   Name Formula Crystal System Hardness SG   Aeschynite-(Ce) 易解石 (Ce,Ca)(Ti,Nb)2O6 Orthorhombic 5.5 5   Anatase 銳鈦礦 TiO2 Tetragonal 5.5-6 3.8-4   Arsenolite 砷華 As2O3 Cubic 1.5 3.9   Betafite 鈉燒綠石 (Ca,Na,U)2(Ti,Nb,Ta)2O6(OH) Cubic 3-5.5 4.2   Bindheimite 水銻鉛礦 Pb2Sb2O6(O,OH) Cubic 4-4.5 4.6-5.6   Bixbyite 方鐵錳礦 (Mn3+,Fe3+)2O3 Cubic 6-6.5 5   Brookite 板鈦礦 TiO2 Orthorhombic 5.5-6 4.1   Brucite 水鎂石/氫氧鎂石 Mg(OH)2 Trigonal 2.5-3.5 2.4 Cassiterite 錫石 SnO2 Tetragonal 6-7 6.3-7.2   Chromite 鉻鐵礦 FeCr2O4 Cubic 5 4.5-4.8 Chrysoberyl 金綠寶石 BeAl2O4 Orthorhombic 8.5 3.8     Alexandrite 亞歷山大石/變石 Be(Al,Cr)2O4 Orthorhombic 8.5 3.8   Coronadite 鉛硬錳礦 Pb(Mn4+,Mn2+)8O16 Tetragonal 4.5-5.5 5.4   Corundum 剛玉 Al2O3 Trigonal 9 4-4.1   Sapphire 藍寶石 Al2O3 Trigonal 9 3.95-4.03   Ruby 紅寶石 Al2O3 Trigonal 9 3.97-4.05   Cristobalite 方英石/方石英 SiO2 Tetragonal 6.5 2.3   Cuprite 赤銅礦 Cu2O Cubic 3.5-4 5.8-6.2   Curite 板鉛鈾礦 Pb2U5O17.4H2O Orthorhombic 4-5 7.4   Diaspore 硬水鋁石 AlO(OH) Orthorhombic 6.5-7 3.4   Euxenite-(Y) 黑稀金礦 (Y,Ce,U,Th)(Nb,Ta,Ti)2O6 Orthorhombic 6 4.6   Ferberite 鎢鐵礦 FeWO4 Monoclinic 4-4.5 7.5   Ferrocolumbite 鐵鈮鐵礦 FeNb2O6 Orthorhombic 6 5.2   Ferrotapiolite 鉭鈮錳鐵礦 FeTa2O6 Tetragonal 6-6.5 7-7.8 Franklinite 鋅鐵尖晶石 (Zn,Mn2+,Fe2+)(Fe3+,Mn2+)2O4 Cubic 6 5.1-5.5   Gahnite 鋅尖晶石 ZnAl2O4 Cubic 7.5-8 4.4-4.6   Gibbsite 三水鋁石 Al(OH)3 Monoclinic 2.5-3.5 2.4 Goethite 針鐵礦 Fe3+O(OH) Orthorhombic 5-5.5 4.3   Hausmannite 黑錳礦 Mn2+Mn3+2O4 Tetragonal 5.5 4.8 Hematite 赤鐵礦 Fe2O3 Trigonal 6-6.5 5.3   Hollandite 錳鋇礦/鹼硬錳礦 Ba(Mn4+,Mn2+)8O16 Monoclinic 4-6 4.7-5 Hübnerite 鎢錳礦 MnWO4 Monoclinic 4-4.5 7.2   Ilmenite 鈦鐵礦 FeTiO3 Trigonal 5-6 4.5-5   Ilmenorutile 黑金紅石 (Ti,Nb,Fe)O2 Tetragonal 6-6.5 4.2   Lepidocrocite 纖鐵礦 Fe3+O(OH) Orthorhombic 5 4   Lithiophorite 鋰硬錳礦 (Al,Li)Mn4+O2(OH)2 Monoclinic 3 3.3   Loparite-(Ce) 鈰鈮鈣鈦礦 (Ce,Na,Ca)TiO3 Orthorhombic 5.5-6 4.6-4.9 Magnetite 磁鐵礦 Fe2+Fe3+2O4 Cubic 5.5-6.5 5.2   Manganite 水錳礦 Mn3+O(OH) Monoclinic 4 4.3   Manganotantalite 錳鉭鐵礦 MnTa2O6 Orthorhombic 6-6.5 8   Melanophlogite 硫方英石 SiO2 Cubic 6.5 2   Microlite 細晶石 (Na,Ca)2Ta2O6(O,OH,F) Cubic 6-6.5 5-6.4   Minium 鉛丹 Pb2+2Pb4+O4 Tetragonal 2.5 8.9 Opal 蛋白石 SiO2.nH2O Amorphous 5.5-6.5 2.1   Perovskite 鈣鈦礦 CaTiO3 Orthorhombic 5.5-6 4-4.3   Plattnerite 塊黑鉛礦 PbO2 Tetragonal 5.5 9.6   Pyrochlore 燒綠石 (Na,Ca)2Nb2O6(OH,F) Cubic 5-5.5 4.5 Pyrolusite 軟錳礦 MnO2 Tetragonal 6-6.5 5.1   Quartz 石英 SiO2 Trigonal 7 2.65   Amethyst 紫晶 SiO2 Trigonal 7 2.65     Ametrine 紫黃晶 SiO2 Trigonal 7 2.65   Blue Quartz 藍石英 SiO2 Trigonal 7 2.65     Citrine 黃晶 SiO2 Trigonal 7 2.65     Paraiba Quartz 帕拉依巴石英 SiO2 Trigonal 7 2.65     Phantom Quartz 幻影水晶/幽靈水晶 SiO2 Trigonal 7 2.65   Smoky Quartz 煙晶 SiO2 Trigonal 7 2.65   Rock Crystal 白水晶 SiO2 Trigonal 7 2.65   Rose Quartz 粉晶 SiO2 Trigonal 7 2.65     Rutilated Quartz/Hair Quartz 髮晶 SiO2 Trigonal 7 2.65   Star Quartz/Hollandite Quartz 星星水晶 SiO2 Trigonal 7 2.65   Super Seven/Melody's Stone SiO2 Trigonal 7 2.65   Polycrystalline Quartz 多晶質石英 SiO2 Trigonal 6.5-7 2.6     Chalcedony 玉髓 SiO2 Trigonal 6.5-7 2.6       Agate 瑪瑙 SiO2 Trigonal 6.5-7 2.6       Aventurine Quartz 砂金石英 SiO2 Trigonal 6.5-7 2.64-2.69       Blood Stone/Heliotrope 血石/血星石 SiO2 Trigonal 6.5-7 2.53-2.65       Carnelian 紅玉髓 SiO2 Trigonal 6.5-7 2.6       Chrome Chalcedony/Mtorodite/ Mtorolite 鉻玉髓 SiO2 Trigonal 6.5-7 2.58-2.64     Chrysoprase 綠玉髓 SiO2 Trigonal 6.5-7 2.6     Jasper 碧玉 SiO2 Trigonal 6.5-7 2.6       Mookaite 莫哥石 SiO2 Trigonal 6.5-7 2.6       Onyx 安力士 SiO2 Trigonal 6.5-7 2.6   Quartz Replacement 石英取替 SiO2 Trigonal 6.5-7 2.6   Petrified Wood 木化石 SiO2 Trigonal 6.5-7 2.6   Tiger's Eye 虎眼石 SiO2 Trigonal 6.5-7 2.6   Ramsdellite 直錳礦 MnO2 Orthorhombic 3 4.37 Rutile 金紅石 TiO2 Tetragonal 6-6.5 4.2   Senarmontite 方銻礦 Sb2O3 Cubic 2-2.5 5.2-5.8 Spinel 尖晶石 MgAl2O4 Cubic 7.5-8 3.6   Stibiconite 黃銻華 Sb3+Sb5+2O6(OH) Cubic 3-6 4.1-5.8   Stibiotantalite 銻鉭鐵礦 SbTaO4 Orthorhombic 5-5.5 7.5   Tellurite 黃碲礦 TeO2 Orthorhombic 2 5.8   Tenorite 黑銅礦 CuO Monoclinic 3.5 6.5   Titanowodginite 鋰鈮錳鉭礦 MnTiTa2O8 Orthorhombic 5.5 6.9   Todorokite 鋇鎂錳礦/鈣錳礦(轟石) (Mn2+,Ca,Mg)Mn4+3O7.H2O Monoclinic 1 3.5-3.8   Tridymite 鱗矽石/鱗石英 SiO2 Orthorhombic 6.5-7 2.3   Uraninite 方鈾礦 UO2 Cubic 5-6 7.5-10.6   Valentinite 銻華 Sb2O3 Orthorhombic 2.5-3 5.7-5.8   Zincite 紅鋅礦 ZnO Hexagonal 4.5-5 5.7   Reference: The Complete Encyclopedia of Minerals | Gemstones of the World | 岩石與礦物圖鑑

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