Citation: Downs, R. T.; Hazen, R. M.; Finger, L. W. (1995). Crystal chemistry of lead aluminosilicate hollandite: A new high-pressure synthetic phase with octahedral Si. American Mineralogist, 80, pp. 937-940.
Formula: Al1.6 O8 Pb2.198 Si2.4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al8 O16 Pb10 Si8 (Al4 O8 Pb5 Si4)
Multiplicity: 1
Coordination sequences: