Complete mineralogical data for DAWSONITE. Chemical Formula: NaAl(CO3)(OH)2. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DEANESMITHITE. Chemical Formula: Hg1+2Hg2+3(CrO4)S2O. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DEBATTISTIITE. Chemical Formula: Ag9Hg0.5As6S12Te2. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DECAGONITE. Chemical Formula: Al71Ni24Fe5. Crystal System: Quasiperiodic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DECRESPIGNYITE-(Y). Chemical Formula: Y4Cu(CO3)4Cl(OH)5·2H2O. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DEERITE. Chemical Formula: Fe2+6Fe3+3[SiO3]4[Si2O5]O3(OH)5. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DEFERNITE. Chemical Formula: Ca6(CO3)1.5(SiO4)0.5(OH)7(Cl,H2O,OH). Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for Dekatriasartorite. Chemical Formula: TlPb58As97S204. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DELAFOSSITE. Chemical Formula: Cu1+Fe3+O2. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for DELHAYELITE. Chemical Formula: K7Na3Ca5Al2[Si14O35]O3F4Cl2. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.