Dendrites in agate
Partially etched diamond crystal
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Inclusion of apatite in ruby from Tanzania
Two-phase inclusion in amethyst, Brazil
Dumortierite in rock crystal, Brazil, polarised light
Agate from Anzi, Maroc
Fire opal, Mexico

Zone interne

Cette zone est disponible uniquement aux membres.