Name: | ROGGIANITE | ||
Specification: | [1], DF, ZL | ||
Formula: | Ca2[Be(OH)2Al2Si4O13] · 2.5H2O | ||
Symmetry Class: | tetragonal | ||
Space Group: | I 4/mcm | ||
Unit Cell Parameters: | a = 18.3300 | c = 9.1600 | ||
Number of Formula Unit: | Z = 8 | Unit Cell Volume, Å3: | Vc = 3077.66 |
Number of Atomic Position per full Unit Cell: | P/U = 256 | Molar Volume, cm3/mol: | Vm = 231.72 |
Number of Reflexes used in Structure Determination: | NR = 772 | X-ray density, g/cm3: | p = 2.34 |
R-factor: | R = 0.0610 | MU, 1/cm: | µ = 110.889 |
Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 47.445 |
Theta-Interval for CPDP: | T/I = 1-45 |