標 本 名: | 紅柱石 (Andalusite)
| 化学組成: | Al2SiO5 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Itinga, Minas Gerais, Southeast Region, ブラジル (Brazil) | Here you get a clean Brazilian Andalusite with good oval cut. The andalusite discloses the typical yellowish green to reddish brown pleochroism.
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