| Name: | TURKESTANITE | ||
| Specification: | [1], structure type - steacyite, DN | ||
| Formula: | Th(Ca,Na)2K0.53[Si8O20] | ||
| Symmetry Class: | tetragonal | ||
| Space Group: | P 4/mcc | ||
| Unit Cell Parameters: | a = 7.5792 | c = 14.7042 | ||
| Number of Formula Unit: | Z = 2 | Unit Cell Volume, Å3: | Vc = 844.67 |
| Number of Atomic Position per full Unit Cell: | P/U = 64 | Molar Volume, cm3/mol: | Vm = 254.39 |
| Number of Reflexes used in Structure Determination: | NR = 850 | X-ray density, g/cm3: | p = 3.40 |
| R-factor: | R = 0.0218 | MU, 1/cm: | µ = 414.951 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 122.043 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||