Citation: Rastsvetaeva, R.K.; Sokolova, M.N.; Gusev, A.I. (1990). Refined crystal structure of lamprophyllite. Mineralogiceskij Zhurnal, 12, pp. 25-28.
Formula: Ba0.15 Fe0.95 H0.7 K0.65 Na2.05 O18 Si4 Sr1.2 Ti3
Chemical name: Ti3 Na (Na1.05 Fe0.95) (Sr1.2 K0.65 Ba0.15) O3.3 (Si2 O7)2 (O H)0.7
List type: interleaving
List: 2D
Basis: (0;1;0 0;0;1)
Dimensionality: 2
Formula: Fe2 Na2 O18 Si4 Ti3 (Fe2 Na2 O18 Si4 Ti3)
Multiplicity: 1
Coordination sequences: