Inclusion of apatite in ruby from Tanzania
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Stress fissure («sun spangle») in baltic amber
Two-phase inclusion in amethyst, Brazil
«Red fox agate» from Patagonia, Argentina
Agate from Reichweiler, Germany
Twin-crystal of chrysoberyl
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil


Swiss Gemmological Society
Secretary: Iva Pavic

c/o Iva Pavic, Heerenschürlistrasse 4, 8051 Zürich

T. +41 78 720 98 54
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