Complete mineralogical data for FORMICAITE. Chemical Formula: Ca[CHOO]2. Crystal System: Tetragonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FORNACITE. Chemical Formula: Pb2Cu(CrO4)(AsO4)(OH). Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FORSTERITE. Chemical Formula: Mg2[SiO4]. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FOSHAGITE. Chemical Formula: Ca4[Si3O9](OH)2. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FOUGÈRITE. Chemical Formula: Fe2+4Fe3+2(OH)12(CO3)·3H2O. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FOURMARIERITE. Chemical Formula: Pb(UO2)4O3(OH)4(H2O)3·H2O. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for Fowlerite. Chemical Formula: (Mn,Zn)[SiO3]. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FRAIPONTITE. Chemical Formula: Zn5Al[Si3AlO10](OH)8. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FRANCEVILLITE. Chemical Formula: Ba(UO2)2(V2O8)(H2O)·4H2O. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FRANCISCANITE. Chemical Formula: Mn2+6(V5+□)2[SiO4]2O3(OH)3. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.