Name: | COQUIMBITE | ||
Specification: | [2], syn | ||
Formula: | (Fe,Al)2[SO4]3 · 9H2O | ||
Symmetry Class: | trigonal | ||
Space Group: | P 3(-)1c | ||
Unit Cell Parameters: | a = 10.9153 | c = 17.0770 | ||
Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 1762.03 |
Number of Atomic Position per full Unit Cell: | P/U = 104 | Molar Volume, cm3/mol: | Vm = 265.33 |
Number of Reflexes used in Structure Determination: | - | X-ray density, g/cm3: | p = 1.99 |
R-factor: | - | MU, 1/cm: | µ = 92.197 |
Wave Length for Calculated Powder Diffraction Patterns: | Co=1.78892 | Mass attenuation coefficient, cm2/g: | µ/p = 46.286 |
Theta-Interval for CPDP: | T/I = 1-45 |