Twin-crystal of chrysoberyl
«Red fox agate» from Patagonia, Argentina
Structure in a healing fissure in topaz from Brazil
Stress fissure («sun spangle») in baltic amber
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of gilalite aggregates in rock crystal from Brazil
Midge included in amber from the Baltic coast, polarised light

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