certainty of origin : Cotype (used for additional information).
author(s) : Brusoni
date of publication : 1917
source : Rend.R.Ist.Lombardo ser.2 (1) p.646
formula : H8Al2Mg5(SiO4)6
comments about the origin : etiquette Palumbo, Roma ech. Palumbo("original")
catalog number(s) : 23365
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP