Two-Phase inclusions and rutile needles in rock crystal from Brazil
Inclusion of apatite in ruby from Tanzania
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Stress fissure («sun spangle») in baltic amber
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Fluid inclusions in quartz with bituminous daughter minerals, China
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania

Contatti

Società Gemmologica Svizzera
Segretariato : Iva Pavic

c/o Iva Pavic, Heerenschürlistrasse 4, 8051 Zürich

T. +41 78 720 98 54
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