chesterite

certainty of origin : Metatype (recognized by the author).

author(s) : Veblen and Burnham

date of publication : 1978

source : Am.Min.(63) p.1000

formula : (Mg,Fe)17 (OH)6 Si20O54

comments about the origin : Harvard 1978("metatype")

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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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