| Name: | DAVINCIITE | ||
| Specification: | [1], DF | ||
| Formula: | Na12(K,Sr)3Ca6Fe2+3Zr3Si26O73(OH)Cl2 | ||
| Symmetry Class: | trigonal | ||
| Space Group: | R 3m | ||
| Unit Cell Parameters: | a = 14.2956 | c = 30.0228 | ||
| Number of Formula Unit: | Z = 3 | Unit Cell Volume, Å3: | Vc = 5313.57 |
| Number of Atomic Position per full Unit Cell: | P/U = 444 | Molar Volume, cm3/mol: | Vm = 1066.85 |
| Number of Reflexes used in Structure Determination: | - | X-ray density, g/cm3: | p = 2.85 |
| R-factor: | - | MU, 1/cm: | µ = 246.274 |
| Wave Length for Calculated Powder Diffraction Patterns: | Co=1.78892 | Mass attenuation coefficient, cm2/g: | µ/p = 86.397 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||