author(s) : Moore
date of publication : 1967
source : Canad.Min.(9) p.301
formula : BaMn2FeSi2O7OOH
comments about the origin : etiquette Natur-Historiska Risksmuseet (Stockholm) Moore 1967
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP