author(s) : Cipriani and Vannuccini
date of publication : 1961
source : Rend.Acc.Lincei ser.8 (30) p.76 et 235
formula : Na2(B5O6(OH)5 )H2O
comments about the origin : Corsini 1966
catalog number(s) : 20073
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP