author(s) : Khomyakov, Voronkov, Lebedeva, Bykov and Yurkina
date of publication : 1974
source : Zap.Vses.Min.Obsch.(103) p.110
formula : K2ZrSi2O7
comments about the origin : coll.Khomyakov ech.Stepanov I.M.G.R.E. (Moscou) 1979 ("cotype")
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP