Topaz
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This liquid inclusion is in a blue topaz from Zimbabwe, South Africa. Trapped inside are a gas bubble and a solid crystal. Can you find them? - Photo by Dr. E. J. Gübelin/GIA
The inclusions in this topaz from Nigeria are other ghostly topaz crystals. - Photo by Dr. E. J. Gübelin/GIA
The inclusion in this topaz contains both liquid and gas. Do you see the round gas bubbles? They’ll remain visible because they won’t mix into the liquid. - Courtesy Dr. Eduard J. Gübelin Collection
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