Name: | NATROJAROSITE | ||
Specification: | [1], structure type - alunite | ||
Formula: | NaFe3[SO4]2(OH)6 | ||
Symmetry Class: | trigonal | ||
Space Group: | R 3(-)m | ||
Unit Cell Parameters: | a = 7.1900 | c = 16.3300 | ||
Number of Formula Unit: | Z = 3 | Unit Cell Volume, Å3: | Vc = 731.10 |
Number of Atomic Position per full Unit Cell: | P/U = 78 | Molar Volume, cm3/mol: | Vm = 146.79 |
Number of Reflexes used in Structure Determination: | - | X-ray density, g/cm3: | p = 3.34 |
R-factor: | - | MU, 1/cm: | µ = 413.168 |
Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 123.602 |
Theta-Interval for CPDP: | T/I = 1-45 |