Midge included in amber from the Baltic coast, polarised light
Dendrites in agate
Agate from Reichweiler, Germany
Inclusion of apatite in ruby from Tanzania
Natural etching structure on a crystal face of diamond (trigons), polarised light
Two-phase inclusions in tourmaline from Namibia
Inclusions of gilalite aggregates in rock crystal from Brazil
Twin-crystal of chrysoberyl

Contatti

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

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