Citation: Vereshchagin, O. S.; Rozhdestvenskaya, I. V.; Frank-Kamenetskaya O V; Zolotarev, A. A.; Mashkovtsev, R. I. (2013). Crystal chemistry of Cu-bearing tourmalines Note: Sample 1. American Mineralogist, 98, pp. 1610-1616.
Formula: Al8.34 B3 Cu1.26 H3 Na0.86 O31 Si5.4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al45 B9 Cu27 H9 O93 Si18 (Al15 B3 Cu9 H3 O31 Si6)
Multiplicity: 1
Coordination sequences: