標 本 名: | クリソベリル (Chrysoberyl)
| 化学組成: | BeAl2O4 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Rakwana, Ratnapura, Province of Sabaragamuwa, スリランカ (Sri Lanka) | This is a very gemmy chrysoberyl cyclic twin disclosing and undamaged shape with only tiny contact face and good saturated yellow coloration. Beside you can see typical striations and great luster. Beautiful specimen from Sri Lanka
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