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·
Graubünden · 2018
Amethyst crystal cluster
Mineral · Graubünden, Switzerland · 21st century
Naturmuseum St. Gallen
·
NMSG 2018.0091
Specimen overview
Nickel-Strunz
4.DA.05
Oxides · Quartz group · Amethyst variety
Lithostratigraphic
Alpine cleft, Graubünden
Locality
Graubünden · 2018 — exact coordinates available on request from the holding institution.