Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Bubbles and swirls in moldavite (natural glass)
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Spinel crystal in dolomite marble, Burma
Inclusions of hematite in feldspar (sunstone), India
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light

Kontakt

Schweizerische Gemmologische Gesellschaft
Sekretariat: Willy Bieri

c/o Willy Bieri, Feldgass 34, 6170 Schüpfheim

T. +41 78 696 19 81
E. nfgmmlgch