Name: | WESTERVELDITE | ||

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

Formula: | FeAs | ||

Symmetry Class: | orthorhombic | ||

Space Group: | P bnm | ||

Unit CellParameters: | a = 6.0280 | b = 5.4390 | c = 3.3730 | ||

Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å: ^{3} | V = 110.59_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 8 | Molar Volume, cm: ^{3}/mol | V = 16.65_{m} |

Number of Reflexes used in: Structure Determination | - | X-ray density, g/cm^{3}: | p = 7.85 |

R-factor: | - | MU, 1/cm: | µ = 1407.961 |

Wave Length for Calculated: Powder Diffraction Patterns | Cu=1.54056 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 179.319 |

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