| Name: | ARMENITE | ||
| Specification: | [1], structure type - osumilite, DF | ||
| Formula: | BaCa2Al6Si9O30 · 2H2O | ||
| Symmetry Class: | hexagonal | ||
| Space Group: | P 6/mcc | ||
| Unit Cell Parameters: | a = 10.6900 | c = 13.9000 | ||
| Number of Formula Unit: | Z = 2 | Unit Cell Volume, Å3: | Vc = 1375.63 |
| Number of Atomic Position per full Unit Cell: | P/U = 104 | Molar Volume, cm3/mol: | Vm = 414.30 |
| Number of Reflexes used in Structure Determination: | NR = 172 | X-ray density, g/cm3: | p = 2.77 |
| R-factor: | R = 0.0770 | MU, 1/cm: | µ = 211.002 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 76.146 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||