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  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 |
 
日月星水晶屋 Sun Moon Star Crystal House  F 日月星水晶屋 Sun Moon Star Crystal House
  Name Formula/Composition Crystal System Hardness SG Type
  Fahlerz/Tetrahedrite 黝銅礦 Cu12Sb4S13 Cubic 3-4.5 4.6 Sulphides
  Fayalite 鐵橄欖石 Fe2SiO4 Orthorhombic 6.5-7 4.2 Silicates
  Feldspar 長石 KAlSi3O8–NaAlSi3O8–CaAl2Si2O8
a group of rock-forming tectosilicate minerals of K,Na,Ca and Ba
Triclinic/
Monoclinic
6.0- 6.5 2.56-2.75 Silicates
  Felsic 長英斑岩         Rocks & Meteorites
  Ferberite 鎢鐵礦 FeWO4 Monoclinic 4-4.5 7.5 Oxides
  Ferrierite-Ca 鎂堿沸石-鈣 (Ca,Na,K,Mg)6Al6Si30O72.18H2O Orthorhombic 3-3.5 2.1 Silicates
  Ferrimolybdite 鐵鉬華 Fe2(MoO4)3.8H2O Orthorhombic 1-2 4.4 Sulfates
Ferroaxinite 鐵斧石 Ca2FeAl2BSi4O15(OH) Triclinic 6.5-7 3.3 Silicates
  Ferrocolumbite 鐵鈮鐵礦 FeNb2O6 Orthorhombic 6 5.2 Oxides
  Ferrosilite 鐵輝石 Fe2+MgSi2O6 Tetragonal 5-6 3.6-4 Oxides
  Ferrotapiolite 鉭鈮錳鐵礦 FeTa2O6 Triclinic 6-6.5 7-7.8 Silicates
  Fersmanite 硅鈉鈮石 (Na,Ca)4(Ti,Nb)2Si2O11(OH,F)2 Orthorhombic 5-5.5 3.5 Silicates
  Feruvite 鎂鈣電氣石 Ca(Fe2+)3MgAl5(Si6O18)(BO3)3(OH)3(OH) Trigonal 7 3.21 Silicates
  Fibroferrite 纖鐵礬 Fe3+(SO4)(OH).5H2O Orthorhombic 2.5 1.9 Sulfates
  Fichtelite 澳松石 C19H34 Monoclinic 1 1 Organic
  Fluellite 氟磷鋁石 Al2(PO4)F2(OH).7H2O Orthorhombic 3 2.2 Halides
  Fluorapatite 氟磷灰石 Ca5(PO4)3F Hexagonal 5 3.2 Phosphates
  Fluorapophyllite 氟魚眼石 KCa4Si8O20(F,OH).8H2O Tetragonal 4.5-5 2.4 Silicates
Fluorite 螢石 CaF2 Cubic 4 3.2 Halides
  Foitite 鐵電氣石 (Fe2Al)Al6(BO3)3Si6O18(OH)4 Trigonal 7 3.3 Silicates
Forsterite 鎂橄欖石 Mg2SiO4 Orthorhombic 6.5-7 3.3 Silicates
  Franckeite 輝銻錫鉛礦 (Pb,Sn)6FeSn2Sb2S14 Triclinic 2.5-3 5.9 Sulphides
Franklinite 鋅鐵尖晶石 (Zn,Mn2+,Fe2+)(Fe3+,Mn2+)2O4 Cubic 6 5.1-5.5 Oxides
  Freibergite 銀黝銅礦 (Ag,Cu,Fe)(Sb,As)Sb Cubic 3-4.5 5.4 Sulphides
  Freieslebenite 柱硫銻鉛銀礦 AgPbSbS3 Monoclinic 2-2.5 6.2 Sulphides
  Frondelite 錳綠鐵礦 MnFe3+4(PO4)3(OH)5 Orthorhombic 3.5 4.5 Phosphates
Fuchsite 鉻雲母/綠色白雲母 KAl2[Si3AlO10](OH,F)2 Monoclinic 2-3 2.76-3.1 Silicates

Reference:
The Complete Encyclopedia of Minerals |
Gemstones of the World | 岩石與礦物圖鑑
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