Name: | BARYLITE | ||

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

Formula: | BaBe_{2}Si_{2}O_{7} | ||

Symmetry Class: | orthorhombic | ||

Space Group: | P nma | ||

Unit CellParameters: | a = 9.8200 | b = 11.6700 | c = 4.6900 | ||

Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å: ^{3} | V = 537.47_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 48 | Molar Volume, cm: ^{3}/mol | V = 80.93_{m} |

Number of Reflexes used in: Structure Determination | - | X-ray density, g/cm^{3}: | p = 4.10 |

R-factor: | - | MU, 1/cm: | µ = 646.743 |

Wave Length for Calculated: Powder Diffraction Patterns | Cu=1.54056 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 157.930 |

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