buddingtonite

certainty of origin : Donated directly by the Author.

author(s) : Erd, White, Fahey and Lee

date of publication : 1964

source : Am.Min.(49) p.811

formula : NH4AlSi3O8

comments about the origin : Erd, 1980 "Collected(1964) by R.C. Erd"

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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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