Name: | ARMENITE | ||
Specification: | [3], structure type - armenite, DN | ||
Formula: | BaCa2Al6Si9O30 · 2H2O | ||
Symmetry Class: | orthorhombic | ||
Space Group: | P nc2 | ||
Unit Cell Parameters: | a = 18.6600 | b = 10.6970 | c = 13.8740 | ||
Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 2769.33 |
Number of Atomic Position per full Unit Cell: | P/U = 204 | Molar Volume, cm3/mol: | Vm = 417.02 |
Number of Reflexes used in Structure Determination: | NR = 4275 | X-ray density, g/cm3: | p = 2.76 |
R-factor: | R = 0.0360 | MU, 1/cm: | µ = 210.610 |
Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 76.314 |
Theta-Interval for CPDP: | T/I = 1-45 |