Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Dendrites in agate
Structure in a healing fissure in topaz from Brazil
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Inclusions of gilalite aggregates in rock crystal from Brazil
«Red fox agate» from Patagonia, Argentina
Two-phase inclusions in sapphire, Sri Lanka
Two-phase inclusion in amethyst, Brazil


Swiss Gemmological Society
Secretary: Iva Pavic

c/o Iva Pavic, Heerenschürlistrasse 4, 8051 Zürich

T. +41 78 720 98 54
E. nfgmmlgch