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Information card for entry 1011136
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| Coordinates | 1011136.cif |
|---|
| Chemical name | Sodium potassium calcium cerium iron(III) niobium oxide hydroxide fluoride (.38/.25/1.13/.25/.38/1.63/5.95/.8/.25) |
|---|---|
| Mineral name | Pyrochlore |
| Formula | Ca1.125 Ce0.25 F0.25 Fe0.38 H0.8 K0.25 Na0.375 Nb1.63 O6.75 |
| Calculated formula | Ca1.125 Ce0.25 F0.25 Fe0.375 H0.575 K0.25 Na0.375 Nb1.625 O6.75 |
| Title of publication | Die Kristallstruktur des Koppit |
| Authors of publication | Brandenberger, E |
| Journal of publication | Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) |
| Year of publication | 1931 |
| Journal volume | 76 |
| Pages of publication | 322 - 334 |
| a | 10.39 ± 0.01 Å |
| b | 10.39 ± 0.01 Å |
| c | 10.39 ± 0.01 Å |
| α | 90° |
| β | 90° |
| γ | 90° |
| Cell volume | 1121.6 Å3 |
| Number of distinct elements | 9 |
| Space group number | 227 |
| Hermann-Mauguin space group symbol | F d -3 m :1 |
| Hall space group symbol | F 4d 2 3 -1d |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | No |
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