Name: | APATITE | ||

Specification: | [8], structure type - apatite, Sr | ||

Formula: | [Ca_{9.53}Sr_{0.4}Na_{0.09}Ce_{0.06}][PO_{4}]_{3}F_{2.18} | ||

Symmetry Class: | hexagonal | ||

Space Group: | P 6(3)/m | ||

Unit CellParameters: | a = 9.3802 | c = 6.9011 | ||

Number of Formula Unit: | Z = 2 | Unit Cell Volume, Å: ^{3} | V = 525.86_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 42 | Molar Volume, cm: ^{3}/mol | V = 158.37_{m} |

Number of Reflexes used in: Structure Determination | NR = 1740 | X-ray density, g/cm^{3}: | p = 3.28 |

R-factor: | R = 0.0150 | MU, 1/cm: | µ = 273.238 |

Wave Length for Calculated: Powder Diffraction Patterns | Cu=1.54056 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 83.336 |

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