標 本 名: | 磁鉄鉱（マグネタイト) (Magnetite)
| 化学組成: | Fe2+Fe23+O4 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Mogok Stone Tract, Mandalay Division, ビルマ(ミャンマー) Burma (Myanmar) | Here you get a big magnetite crystal, disclosing an elongated octahedron shape. Except one side the piece is fully crystallized.
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