| Name: | MONTESOMMAITE | ||
| Specification: | [1], DF, ZL | ||
| Formula: | (K,Na)9Al9Si23O64 · 10H2O | ||
| Symmetry Class: | tetragonal | ||
| Space Group: | *I 4(1)/amd | ||
| Unit Cell Parameters: | a = 7.1410 | c = 17.3070 | ||
| Number of Formula Unit: | Z = 1 | Unit Cell Volume, Å3: | Vc = 882.55 |
| Number of Atomic Position per full Unit Cell: | P/U = 64 | Molar Volume, cm3/mol: | Vm = 531.59 |
| Number of Reflexes used in Structure Determination: | - | X-ray density, g/cm3: | p = 2.26 |
| R-factor: | - | MU, 1/cm: | µ = 109.284 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 48.325 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||