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Tuesday, October 11, 2022
Uncovering The Hidden Beauty Of Pakistani Topaz With Triplite Inclusions Under A Microscope
Drop-shaped cavities with two or three unmixed liquids are seen in certain topaz (three-phase). Cubic crystals may be found in white topaz from Nigeria, Africa. Mica, spessartine garnet, monazite, quartz, monzonite, limonite, fluorite, albite, and brookite are solid minerals found as inclusions. Rutilated topaz is a trading name for needle-like inclusions of limonite-stained etched dislocation channels or voids in Brazilian topazes.
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Introduction: A light purplish-blue sapphire weighing 15.84 carats was submitted to the Laboratoire Franรงais de Gemmologie (LFG) for test...

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Gemstone MCQs Quiz Test Your Knowledge in Gemology Part 6 1. A 2-carat fine-quality...
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