Citation: Ondrus, P.; Vrana, S.; Maslan, M. (2002). Chemical composition and crystal structure refinement of schorl from the Lundazi pegmatite field, Zambia. Bulletin of the Czech Geological Survey, 77, pp. 23-28.
Formula: Al5.59 B3 Ca0.14 Fe2.3 H4 Mg1.11 Na0.78 O31 Si6
Chemical name: (Na0.78 Ca0.14) (Fe2.3 Mg0.7) (Al5.59 Mg0.41) (Si6 O18) (B O3)3 (O H)4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al18 B9 Fe9 Mg27 O93 Si18 (Al6 B3 Fe3 Mg9 O31 Si6)
Multiplicity: 1