Name: | FERUVITE | ||

Specification: | [1], structure type - tourmaline | ||

Formula: | CaFe_{3}(Al,Mg)_{6}[BO_{3}]_{3}Si_{6}O_{18}(OH)_{4} | ||

Symmetry Class: | trigonal | ||

Space Group: | R 3m | ||

Unit CellParameters: | a = 16.0120 | c = 7.2450 | ||

Number of Formula Unit: | Z = 3 | Unit Cell Volume, Å: ^{3} | V = 1608.64_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 162 | Molar Volume, cm: ^{3}/mol | V = 322.98_{m} |

Number of Reflexes used in: Structure Determination | - | X-ray density, g/cm^{3}: | p = 3.20 |

R-factor: | R = 0.0160 | MU, 1/cm: | µ = 165.498 |

Wave Length for Calculated: Powder Diffraction Patterns | Co=1.78892 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 51.679 |

Theta-Interval for CPDP: | T/I = 1-45 |