| Name: | SAMUELSONITE | ||
| Specification: | [1], DF | ||
| Formula: | (Ca,Ba)Fe2+2Mn2+2Ca8Al2(OH)2[PO4]10 | ||
| Symmetry Class: | monoclinic-beta | ||
| Space Group: | C 2/m | ||
| Unit Cell Parameters: | a = 18.4950 | b = 6.8050 | c = 14.0000 | beta = 112.7500 | ||
| Number of Formula Unit: | Z = 2 | Unit Cell Volume, Å3: | Vc = 1624.94 |
| Number of Atomic Position per full Unit Cell: | P/U = 138 | Molar Volume, cm3/mol: | Vm = 489.38 |
| Number of Reflexes used in Structure Determination: | NR = 2571 | X-ray density, g/cm3: | p = 3.35 |
| R-factor: | R = 0.0840 | MU, 1/cm: | µ = 346.308 |
| Wave Length for Calculated Powder Diffraction Patterns: | Co=1.78892 | Mass attenuation coefficient, cm2/g: | µ/p = 103.281 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||