Citation: Bosi, F.; Skogby, H.; Reznitskii, L.; Halenius, U. (2014). Vanadio-oxy-dravite, NaV3(Al4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup. American Mineralogist, 99, pp. 218-224.
Formula: Al4.14 B3 Ca0.207 Cr0.18 H3 Mg2.4 Na0.793 O31 Si6 V2.253
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al27 B9 Cr18 H9 Mg27 O93 Si18 V27 (Al9 B3 Cr6 H3 Mg9 O31 Si6 V9)
Multiplicity: 1