Inclusions of hematite in aquamarine, Tanzania
Colour zoning in ruby from Mong-Shu, Burma
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Twin-crystal of chrysoberyl
Bubbles and swirls in moldavite (natural glass)
Fluid inclusions in quartz with bituminous daughter minerals, China
Midge included in amber from the Baltic coast, polarised light

Contatti

Società Gemmologica Svizzera
Segretariato : Rébecca Michelot
c/o BDO AG, Hodlerstrasse 5, 3001 Bern

T. +41 79 668 6989
E. info@gemmologie.ch