chalcothallite

certainty of origin : Cotype (used for additional information).

author(s) : Semenov, Sorensen, Bessmertnaja and Novorossova

date of publication : 1967

source : Meddelelser om Groenland (181) p.13

formula : Cu3TlS2

comments about the origin : Musee de Moscou (Semenov) 1975

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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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