drysdallite

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

author(s) : Cech, Rieder and Vrana

date of publication : 1973

source : Neues Jahrb.Min.Monatsch.(10) p.433-442

formula : Mo(Se,S)2

comments about the origin : Vrana 1972

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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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