| Name: | SPANGOLITE | ||
| Specification: | [1], DF | ||
| Formula: | Cu6Al[SO4](OH)12Cl · 3H2O | ||
| Symmetry Class: | trigonal | ||
| Space Group: | P 31c | ||
| Unit Cell Parameters: | a = 8.2540 | c = 14.3540 | ||
| Number of Formula Unit: | Z = 2 | Unit Cell Volume, Å3: | Vc = 846.90 |
| Number of Atomic Position per full Unit Cell: | P/U = 86 | Molar Volume, cm3/mol: | Vm = 255.06 |
| Number of Reflexes used in Structure Determination: | NR = 1387 | X-ray density, g/cm3: | p = 3.10 |
| R-factor: | R = 0.0650 | MU, 1/cm: | µ = 123.863 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 39.902 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||