Complete mineralogical data for FERROTOCHILINITE. Chemical Formula: Fe11S6(OH)10. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERROTORRYWEISERITE. Chemical Formula: Rh5Fe10S16. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERRO-TSCHERMAKITE. Chemical Formula: □Ca2(Fe2+3Al2)[Si6Al2O22](OH)2. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERROTYCHITE. Chemical Formula: Na6Fe2+2(CO3)4(SO4). Crystal System: Isometric. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERROVALLERIITE. Chemical Formula: 2[(Fe,Cu)S] · 1.53[(Fe,Al,Mg)(OH)2]. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERROVORONTSOVITE. Chemical Formula: Tl(Fe5Cu)As4S12. Crystal System: Isometric. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERROWODGINITE. Chemical Formula: Fe2+Sn4+Ta2O8. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERROWYLLIEITE. Chemical Formula: Na2Fe2+(Fe2+Al)(PO4)3. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERRUCCITE. Chemical Formula: NaBF4. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for FERSMANITE. Chemical Formula: Ca4(Na,Ca)4(Ti,Nb)4[Si2O7]2O8F3. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.