| K0.12Na0.54Ag0.34Nb4AsO13 | F(000) = 1302 |
| Mr = 708.82 | Dx = 4.322 Mg m−3 |
| Orthorhombic, Cmcm | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: -C 2c 2 | Cell parameters from 25 reflections |
| a = 10.412 (2) Å | θ = 10–15° |
| b = 10.452 (2) Å | µ = 7.86 mm−1 |
| c = 10.009 (4) Å | T = 298 K |
| V = 1089.2 (5) Å3 | Prism, colourless |
| Z = 4 | 0.22 × 0.16 × 0.10 mm |