Name: | FORSTERITE | ||
Specification: | [27], structure type - olivine, syn | ||
Formula: | [Mg1.79Fe0.21]SiO4 | ||
Symmetry Class: | orthorhombic | ||
Space Group: | P nma | ||
Unit Cell Parameters: | a = 10.2424 | b = 6.0028 | c = 4.7673 | ||
Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 293.11 |
Number of Atomic Position per full Unit Cell: | P/U = 28 | Molar Volume, cm3/mol: | Vm = 44.14 |
Number of Reflexes used in Structure Determination: | NR = 978 | X-ray density, g/cm3: | p = 3.34 |
R-factor: | R = 0.0360 | MU, 1/cm: | µ = 177.312 |
Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 53.063 |
Theta-Interval for CPDP: | T/I = 1-45 |