Citation: Kroll, H.; Flogel, J.; Breit, U.; Lons, J.; Pentinghaus, H. (1991). Order and anti-order in Ge-substituted alkali feldspars Sample: Na[AlGe3O8] synthesized at 980 deg C. European Journal of Mineralogy, 3, pp. 739-749.
Formula: Al0.25 Ge0.75 Na0.25 O2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al16 Ge16 O32 (Al Ge O2)
Multiplicity: 1