Citation: Basso, R.; Lucchetti, G.; Zefiro, L.; Palenzona, A. (1992). Reppiaite, Mn5(OH)4(VO4)2, a new mineral from Val Graveglia (Northern Apennines, Italy). Zeitschrift fuer Kristallographie (149,1979-), 201, pp. 223-234.
Formula: As0.22 H4 Mn5 O12 V1.78
Chemical name: Mn5 (O H)4 ((V0.89 As0.11) O4)2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As4 Mn10 O24 V4 (As2 Mn5 O12 V2)
Multiplicity: 1