Inclusion of apatite in ruby from Tanzania
Inclusion of apatite in ruby from Tanzania
Twin-crystal of chrysoberyl
Twin-crystal of chrysoberyl
Natural etching structure on a crystal face of diamond (trigons), polarised light
Natural etching structure on a crystal face of diamond (trigons), polarised light
Fire opal, Mexico
Fire opal, Mexico
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of gilalite aggregates in rock crystal from Brazil
Agate from Anzi, Maroc
Agate from Anzi, Maroc
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
 
 

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