標 本 名: | 電気石, エルバイト(リチア電気石) / 微斜長石, 曹長石 (Tourmaline, Variety: Elbaite (Rubellite) / Feldspar, Variety: Microcline, Plagioclase: Albite)
| 化学組成: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / KAlSi3O8 / NaAlSi3O8 | 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) | Here you get Tourmaline crystals imbedded in a fine composed feldspar matrix. Most of the matrix is orthoclase and some smaller albite crystals. two smaller tourmaline have a damaged head all other show termination. A pegmatite specimen with an unusual grown feldspar matrix for this locality.
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