Name: | HIDALGOITE | ||

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

Formula: | PbAl_{3}[AsO_{4}][SO_{4}](OH)_{6} | ||

Symmetry Class: | trigonal | ||

Space Group: | R 3(-)m | ||

Unit CellParameters: | a = 7.0400 | c = 16.9900 | ||

Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å: ^{3} | V = 729.24_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 60 | Molar Volume, cm: ^{3}/mol | V = 109.81_{m} |

Number of Reflexes used in: Structure Determination | - | X-ray density, g/cm^{3}: | p = 4.23 |

R-factor: | - | MU, 1/cm: | µ = 434.909 |

Wave Length for Calculated: Powder Diffraction Patterns | Cu=1.54056 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 102.865 |

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