Name: | HEMATOLITE | ||

Specification: | [1] | ||

Formula: | (Mn,Mg,Al)_{15}(OH)_{23}[AsO_{3}][AsO_{4}]_{2} | ||

Symmetry Class: | trigonal | ||

Space Group: | R 3 | ||

Unit CellParameters: | a = 8.2750 | c = 36.6000 | ||

Number of Formula Unit: | Z = 3 | Unit Cell Volume, Å: ^{3} | V = 2170.44_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 156 | Molar Volume, cm: ^{3}/mol | V = 435.78_{m} |

Number of Reflexes used in: Structure Determination | NR = 1471 | X-ray density, g/cm^{3}: | p = 3.36 |

R-factor: | R = 0.1100 | MU, 1/cm: | µ = 106.674 |

Wave Length for Calculated: Powder Diffraction Patterns | Co=1.78892 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 31.786 |

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