| Name: | UNGEMACHITE | ||
| Specification: | [1] | ||
| Formula: | K3Na8Fe3+[SO4]6[NO3]2 · 6H2O | ||
| Symmetry Class: | trigonal | ||
| Space Group: | R 3(-) | ||
| Unit Cell Parameters: | a = 10.8980 | c = 24.9890 | ||
| Number of Formula Unit: | Z = 3 | Unit Cell Volume, Å3: | Vc = 2570.24 |
| Number of Atomic Position per full Unit Cell: | P/U = 204 | Molar Volume, cm3/mol: | Vm = 516.05 |
| Number of Reflexes used in Structure Determination: | NR = 1421 | X-ray density, g/cm3: | p = 2.26 |
| R-factor: | R = 0.0390 | MU, 1/cm: | µ = 142.339 |
| Wave Length for Calculated Powder Diffraction Patterns: | Co=1.78892 | Mass attenuation coefficient, cm2/g: | µ/p = 63.031 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||