| Name: | BERZELIANITE | ||
| Specification: | [1], structure type - defective fluorite, DF | ||
| Formula: | Cu1.8Se | ||
| Symmetry Class: | cubic | ||
| Space Group: | F m3m | ||
| Unit Cell Parameters: | a = 5.7650 | ||
| Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 191.60 |
| Number of Atomic Position per full Unit Cell: | P/U = 44 | Molar Volume, cm3/mol: | Vm = 28.85 |
| Number of Reflexes used in Structure Determination: | NR = 12 | X-ray density, g/cm3: | p = 6.63 |
| R-factor: | R = 0.0310 | MU, 1/cm: | µ = 456.305 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 68.780 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||