Name: | ARMENITE | ||
Specification: | [2], structure type - armenite | ||
Formula: | BaCa2Al6Si9O30 · 2H2O | ||
Symmetry Class: | orthorhombic | ||
Space Group: | P nna | ||
Unit Cell Parameters: | a = 13.8740 | b = 18.6800 | c = 10.6970 | ||
Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 2772.30 |
Number of Atomic Position per full Unit Cell: | P/U = 200 | Molar Volume, cm3/mol: | Vm = 417.47 |
Number of Reflexes used in Structure Determination: | NR = 1510 | X-ray density, g/cm3: | p = 2.75 |
R-factor: | R = 0.0510 | MU, 1/cm: | µ = 209.868 |
Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 76.280 |
Theta-Interval for CPDP: | T/I = 1-45 |