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, ビルマ(ミャンマー) Burma (Myanmar) | Naturally grown twinning after the スピネル (Spinel) law, the probably rarest twinning for this 標 本 名 species, here perfectly accomplished with no damages at all and distinctive 180 degrees reserved triangles. Beautiful piece!
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