author(s) : Ostrovskaya, Pertzev and Nikitina
date of publication : 1965
source : Zap.Vses.Min.Obsch.(95) p.193
formula : Ca12Mg4(CO3)4 (BO3)7 Cl(OH)2 H2O
comments about the origin : Pertsev 1978
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP