標 本 名: | 苦土かんらん石 (Forsterite)
| 化学組成: | Mg2[SiO4] | サ イ ズ: | | 重量: | | 透明: | LI2 (lightly included) (VS) | 数量: | | 産地: | Dattaw Mine, north of Mogok, ビルマ(ミャンマー) Burma (Myanmar) | A faceted colorless forsterite with a weight over 1,7 carat, such pieces have been always pretty rare due to the brittle nature of the rough stones. The stone is hosting inclusion; those are much less visible in person; also the brilliancy and the luster are not properly reflected by the photo! 
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