Citation: Perchiazzi, N.; McDonald, A. M.; Gault, R. A.; Johnsen, O.; Merlino, S. (2000). The crystal structure of normandite and its crystal-chemical relationships with lavenite. The Canadian Mineralogist, 38, pp. 641-648.
Formula: Ca0.936 F Mn0.784 Na1.28 Nb0.124 O8 Si2 Ti0.876
Cell parameters:
a = 10.799 Å
b = 9.801 Å
c = 7.054 Å
α = 90°
β = 108.075°
γ = 90°
List type: noninterleaving
List: 3D
Combined 3D structure and graph
span 1{1 1 1}
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JSmol combined CIF view
Linear Graph Knot
Molecules
CIF datablock 0, entity 1 of 1
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca4 F4 Mn4 Nb4 O32 Si8 Ti4 (Ca F Mn Nb O8 Si2 Ti)