Citation: Aurisicchio, C.; Fioravanti, G.; Grubessi, O.; Zanazzi, P. F. (1988). Reappraisal of the crystal chemistry of beryl Sample: 3. American Mineralogist, 73, pp. 826-837.
Formula: Al1.311 Be2.859 Cs0.012 Fe0.366 Li0.027 Mg0.328 Na0.406 O18 Si6.111
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al10 Be6 Fe8 Li6 Mg4 O36 Si18 (Al5 Be3 Fe4 Li3 Mg2 O18 Si9)
Multiplicity: 1