Two-phase inclusions in sapphire, Sri Lanka
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Fire opal, Mexico
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers

Kontakt

Schweizerische Gemmologische Gesellschaft
Sekretariat: Iva Pavic

c/o Iva Pavic, Heerenschürlistrasse 4, 8051 Zürich

T. +41 78 720 98 54
E. nfgmmlgch