Name: | BREDIGITE | ||

Specification: | [2] | ||

Formula: | Ca_{7}Mg[SiO_{4}]_{4} | ||

Symmetry Class: | orthorhombic | ||

Space Group: | P nnm | ||

Unit CellParameters: | a = 18.3810 | b = 6.7494 | c = 10.9033 | ||

Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å: ^{3} | V = 1352.66_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 112 | Molar Volume, cm: ^{3}/mol | V = 203.69_{m} |

Number of Reflexes used in: Structure Determination | NR = 2584 | X-ray density, g/cm^{3}: | p = 3.37 |

R-factor: | R = 0.0231 | MU, 1/cm: | µ = 303.510 |

Wave Length for Calculated: Powder Diffraction Patterns | Cu=1.54056 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 89.941 |

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