Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Natural etching structure on a crystal face of diamond (trigons), polarised light
«Red fox agate» from Patagonia, Argentina
Colour zoning in ruby from Mong-Shu, Burma
Inclusions of gilalite aggregates in rock crystal from Brazil
Agate from Anzi, Maroc
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania

Impressum

Anbieter dieser Website ist:

Schweizerische Gemmologische Gesellschaft
c/o BDO SA
Hodlerstrasse 5
3001 Bern

E. nfgmmlgch

Web development: Gecko Media