| Name: | BUSSYITE-(Y) | ||
| Specification: | [1], DN | ||
| Formula: | (Y,REE,Ca)3(Na,Ca)6MnSi9Be5(O,OH)30F4 | ||
| Symmetry Class: | monoclinic-beta | ||
| Space Group: | C 2 | ||
| Unit Cell Parameters: | a = 11.6000 | b = 13.8560 | c = 16.5160 | beta = 95.8000 | ||
| Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 2640.83 |
| Number of Atomic Position per full Unit Cell: | P/U = 240 | Molar Volume, cm3/mol: | Vm = 397.67 |
| Number of Reflexes used in Structure Determination: | NR = 6531 | X-ray density, g/cm3: | p = 3.29 |
| R-factor: | R = 0.0197 | MU, 1/cm: | µ = 235.546 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 71.565 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||