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Named for Burmese mineralogist Kyaw Thu.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: An extremely rare bismuth antimonate gem, chemical formula Bi³⁺Sb⁵+O₄. Full definition →
Named for Burmese mineralogist Kyaw Thu.
Etymology from Wiktionary, CC BY-SA 4.0.