Citation: Cradwick, M.E.; Taylor, H.F.W. (1972). The crystal structure of Na2 Mg2 Si6 O15. Acta Crystallographica B (24,1968-38,1982), 28, pp. 3583-3587.
Formula: Mg2 Na2 O15 Si6
Chemical name: Na2 Mg2 Si6 O15
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Mg16 O120 Si48 (Mg2 O15 Si6)
Multiplicity: 1
Coordination sequences: