Complete mineralogical data for GRANDIDIERITE. Chemical Formula: MgAl3[SiO4][BO3]O2. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GRANDREEFITE. Chemical Formula: Pb2F2(SO4). Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GRANDVIEWITE. Chemical Formula: Cu3Al2(SO4)(OH)10·H2O. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GRANTSITE. Chemical Formula: (Na,Ca)2+x[(V5+,V4+)6O16](H2O)4. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GRAPHITE. Chemical Formula: C. Crystal System: Hexagonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GORCEIXITE. Chemical Formula: BaAl3(PO3OH)(PO4)(OH)6. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GORDAITE. Chemical Formula: NaZn4(SO4)(OH)6Cl(H2O)6. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GORDONITE. Chemical Formula: MgAl2(PO4)2(OH)2(H2O)6·2H2O. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GORERITE. Chemical Formula: Ca(AlFe3+11)O19. Crystal System: Hexagonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for GÖRGEYITE. Chemical Formula: K2Ca5(SO4)6·H2O. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.