author(s) : Gaines, Leavens and Nelen
date of publication : 1979
source : Am.Min.(64) p.355
formula : Pb2(Fe,Mn)TeO2(OH)2 AlSi3O10H2O
comments about the origin : Gaines 1978
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP