標 本 名: | トパーズ (Topaz)
| 化学組成: | Al2SiO4(F,OH)2 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Gem gravels around Ratnapura, Ratnapura District, Sabaragamuwa Province , スリランカ (Sri Lanka) | A rare natural blue faceted topaz from Sri Lanka. The color resembles the color of aquamarine. Great fine cut piece which shows much better brilliancy in person!
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