Complete mineralogical data for PERETTIITE-(Y). Chemical Formula: Y2Mn2+4Fe2+[Si2B8O24]. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERHAMITE. Chemical Formula: Ca3Al7(PO4)4[SiO4]3(OH)3(H2O)8. Crystal System: Hexagonal-Trigonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERICLASE. Chemical Formula: MgO. Crystal System: Isometric. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERITE. Chemical Formula: PbBiClO2. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERLIALITE. Chemical Formula: K9NaCa[Si24Al12O72]·15H2O. Crystal System: Hexagonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERLOFFITE. Chemical Formula: BaMn2+2Fe3+2(PO4)3(OH)3. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERMINGEATITE. Chemical Formula: Cu3SbSe4. Crystal System: Tetragonal. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PEROVSKITE. Chemical Formula: CaTiO3. Crystal System: Orthorhombic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERRAULTITE. Chemical Formula: BaNaMn2+4Ti2[Si2O7]2O2(OH)2F. Crystal System: Triclinic. Learn about its geologic occurrence, habit, and identification.

Complete mineralogical data for PERRIERITE-(Ce). Chemical Formula: Ce4MgFe3+2Ti2[Si2O7]2O8. Crystal System: Monoclinic. Learn about its geologic occurrence, habit, and identification.