Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Two-phase inclusions in tourmaline from Namibia
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Two-phase inclusion in amethyst, Brazil
Inclusions of hematite in feldspar (sunstone), India
Two-phase inclusions in sapphire, Sri Lanka
Structure in a healing fissure in topaz from Brazil
Spinel crystal in dolomite marble, Burma

Kontakt

Schweizerische Gemmologische Gesellschaft
Sekretariat: Iva Pavic

c/o Iva Pavic, Heerenschürlistrasse 4, 8051 Zürich

T. +41 78 720 98 54
E. nfgmmlgch