Citation: Ertl, A.; Hughes, J.M.; Prowatke, S.; Fritz, E.A.; Rossman, G.R.; London, D. (2003). Mn-rich tourmaline from Austria: structure, chemistry, optical spectra and relations to synthetic solid solutions. American Mineralogist, 88, pp. 1369-1376.
Formula: Al7.48 B3 Ca0.01 F0.43 Fe0.021 H3.25 Li0.37 Mn1.21 Na0.8 O30.57 Si5.8
Chemical name: (Na0.8 Ca0.01) (Al1.28 Mn1.21 Li0.37 Fe0.021) Al6 ((Si5.8 Al0.2) O18) (B O3)3 ((O H)3.25 F0.43 O0.32)
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al45 B9 F3 Fe9 H9 Li9 Mn9 O93 Si18 (Al15 B3 F Fe3 H3 Li3 Mn3 O31 Si6)
Multiplicity: 1