Citation: Demartin, F.; Pilati, T.; Diella, V.; Gentile, P.; Gramaccioli, C.M. (1993). A crystal-chemical investigation of alpine gadolinite. Canadian Mineralogist, 30, pp. 127-136.
Formula: B0.56 Be1.44 Ca0.28 Fe0.22 Gd0.72 H1.3 O10 Si2 Y
Chemical name: Fe0.22 (Y Gd0.72 Ca0.28) ((Be1.44 B0.56) Si2 O8.7 (O H)1.3)
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: B4 Be4 Ca4 Fe2 Gd4 O20 Si4 Y4 (B2 Be2 Ca2 Fe Gd2 O10 Si2 Y2)
Multiplicity: 1