Name: | HERCYNITE | ||

Specification: | [11], structure type - normal spinel | ||

Formula: | (Fe,Mg,Al)Al_{2}O_{4} | ||

Symmetry Class: | cubic | ||

Space Group: | *F d3m | ||

Unit CellParameters: | a = 8.1451 | ||

Number of Formula Unit: | Z = 8 | Unit Cell Volume, Å: ^{3} | V = 540.37_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 56 | Molar Volume, cm: ^{3}/mol | V = 40.69_{m} |

Number of Reflexes used in: Structure Determination | - | X-ray density, g/cm^{3}: | p = 4.15 |

R-factor: | - | MU, 1/cm: | µ = 196.814 |

Wave Length for Calculated: Powder Diffraction Patterns | Co=1.78892 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 47.435 |

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