Name: | ANKERITE | ||

Specification: | [4], structure type - dolomite, at 4.0 GPa | ||

Formula: | Ca(Mg,Fe)[CO_{3}]_{2} | ||

Symmetry Class: | trigonal | ||

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

Unit CellParameters: | a = 4.7990 | c = 15.7920 | ||

Number of Formula Unit: | Z = 3 | Unit Cell Volume, Å: ^{3} | V = 314.97_{c} |

Number of Atomic Position: per full Unit Cell | P/U = 30 | Molar Volume, cm: ^{3}/mol | V = 63.24_{m} |

Number of Reflexes used in: Structure Determination | - | X-ray density, g/cm^{3}: | p = 3.21 |

R-factor: | R = 0.0220 | MU, 1/cm: | µ = 290.973 |

Wave Length for Calculated: Powder Diffraction Patterns | Cu=1.54056 | Mass attenuation coefficient,: cm ^{2}/g | µ/p = 90.511 |

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