標 本 名: | 電気石, エルバイト(リチア電気石) / (Tourmaline, Variety: Elbaite (Rubellite))
| 化学組成: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Mine close to Letpanhla village near Mount Pyin Kyi Thaung, Singu Township, Mandalay Division, ビルマ(ミャンマー) Burma (Myanmar) | A tourmaline cluster crystal without any matrix, the specimen is full made by
tourmaline. There is one contact side, where the former matrix was attached at this side you can see by very careful looking some crystalline fracture faces anything else is fully intact. Great piece with several dozens of fine terminated crystals; some showing gemmy interior but all have lustrous prism sides with striation.
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