| Name: | PRETULITE | ||
| Specification: | [2], structure type - zircon | ||
| Formula: | (Sc,Y,Yb,Zr)(P,Si)O4 | ||
| Symmetry Class: | tetragonal | ||
| Space Group: | *I 4(1)/amd | ||
| Unit Cell Parameters: | a = 6.5870 | c = 5.8090 | ||
| Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 252.04 |
| Number of Atomic Position per full Unit Cell: | P/U = 24 | Molar Volume, cm3/mol: | Vm = 37.95 |
| Number of Reflexes used in Structure Determination: | NR = 84 | X-ray density, g/cm3: | p = 3.80 |
| R-factor: | R = 0.0389 | MU, 1/cm: | µ = 307.681 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 81.037 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||