certainty of origin : Donated directly by the Author.
author(s) : Haidinger
date of publication : 1852
source : Geol.Reichsanst.Jahrb.(3) No4 p.124
formula : gummite
comments about the origin : coll.Adam No6472 obtenu par Saemann 1853
catalog number(s) : 12184
This type specimen, kept in the Museum of Ecole des mines de Paris, has been indexed by Dr Guillemin.
(C) BRGM, ENSMP