wenkite

certainty of origin : Donated directly by the Author.

author(s) : Papageorgakis

date of publication : 1962

source : Schweiz.Min.Petr.Mitt.(42) p.269

formula : (Ba,K)4 ,5 (Ca,Na)4 ,5 (OH)4 (SO4)2 Al9Si12O42

comments about the origin : 1) Papageorgakis 1964. 2)Mission S.C.E.M. Machairas 1965 <Catalog number : 23819>

catalog number(s) : 23819

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This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.

(C) BRGM, ENSMP

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