Name: | DUFRENOYSITE | ||
Specification: | [1] | ||
Formula: | Pb8As8S20 | ||
Symmetry Class: | monoclinic-beta | ||
Space Group: | P 2(1) | ||
Unit Cell Parameters: | a = 7.9000 | b = 25.7400 | c = 8.3700 | beta = 90.3500 | ||
Number of Formula Unit: | Z = 2 | Unit Cell Volume, Å3: | Vc = 1701.97 |
Number of Atomic Position per full Unit Cell: | P/U = 72 | Molar Volume, cm3/mol: | Vm = 512.58 |
Number of Reflexes used in Structure Determination: | NR = 2966 | X-ray density, g/cm3: | p = 5.65 |
R-factor: | R = 0.0910 | MU, 1/cm: | µ = 959.112 |
Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 169.652 |
Theta-Interval for CPDP: | T/I = 1-45 |