author(s) : Watanabe
date of publication : 1939
source : Min.Petr.Mitt.(Tschermak)(50) p.441
formula : Mg3(BO3)2
comments about the origin : etiquette Geological Institute, Univ. of Tokyo ("collectore T.Watanabe 1939") Watanabe 1982
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP