Citation: Jin, Shiyun; Wang, Xiaoping; Xu, Huifang (2018). Revisiting the I{\/overline 1} structures of high-temperature Ca-rich plagioclase feldspar -- a single-crystal neutron and X-ray diffraction study. Acta Crystallographica Section B, 74, pp. -.
Formula: Al1.67 Ca0.67 Na0.33 O8 Si2.33
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al32 O64 Si32 (Al O2 Si)
Multiplicity: 1
Coordination sequences: