Citation: Fischer, R. X.; Schmucker, M.; Angerer, P.; Schneider, H. (2001). Crystal structures of Na and K aluminate mullites Sample: Na. American Mineralogist, 86, pp. 1513-1518.
Formula: Al3 Na0.335 O4.665
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al10 Na4 O12 (Al5 Na2 O6)
Multiplicity: 1