Name: | TREMBATHITE | ||

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

Formula: | [Mg_{1.55}Fe_{1.43}Mn_{0.02}]B_{7}O_{13}Cl | ||

Symmetry Class: | trigonal | ||

Space Group: | R 3c | ||

Unit CellParameters: | a = 8.5880 | c = 21.0500 | ||

Number of Formula Unit: | Z = 6 | Unit Cell Volume, Å: ^{3} | V = 1344.52_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 144 | Molar Volume, cm: ^{3}/mol | V = 134.98_{m} |

Number of Reflexes used in: Structure Determination | NR = 1472 | X-ray density, g/cm^{3}: | p = 3.24 |

R-factor: | R = 0.0320 | MU, 1/cm: | µ = 119.910 |

Wave Length for Calculated: Powder Diffraction Patterns | Co=1.78892 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 37.003 |

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