author(s) : Khomyakov, Semenov, Kazakova and Shumyatskaya
date of publication : 1979
source : Zap.Vses.Min.Obsch.(108) p.56
formula : Na3Mn(PO4)(CO3)
comments about the origin : Khomyakov 1978
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP