Citation: Meyer, H.W.; Redfern, S.A.T.; Sondergeld, P.; Marion, S.; Carpenter, M.A.; Knight, K.S.; Dove, M.T. (2001). Displacive components of the low-temperature phase transitions in lawsonite. American Mineralogist, 86, pp. 566-577.
Formula: Al2 Ca D4 O10 Si2
Chemical name: Ca Al2 (Si2 O7) (O D)2 (D2 O)
List type: interleaving
List: 2D
Basis: (1;0;0 0;0;1)
Dimensionality: 2
Formula: Al4 D4 O18 Si4 (Al2 D2 O9 Si2)
Multiplicity: 1