Dumortierite in rock crystal, Brazil, polarised light
Spinel crystal in dolomite marble, Burma
Inclusions of hematite in feldspar (sunstone), India
«Red fox agate» from Patagonia, Argentina
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Structure in a healing fissure in topaz from Brazil
Bubbles and swirls in moldavite (natural glass)
Dendrites in agate

Contact

Swiss Gemmological Society
Secretary:  Rébecca Michelot
c/o BDO AG, Hodlerstrasse 5, 3001 Bern

T. +41 79 668 6989
E. info@gemmologie.ch