標 本 名: | スピネル (Spinel)
| 化学組成: | MgAl2O4 | サ イ ズ : | | 重量: | | 透明: | | 数量 : | | 産地: | Pyan Pyit (Pein Pyit) Mine, northeast of Mogok, Burma | This is an exceptional big piece with fine sharp corners.Small fissures are present but nevertheless this is one of the biggest pieces of this kind I have seen so far. Great natural shape!
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