標 本 名: | エルバイト(トルマリン) / 微斜長石 (Tourmaline, Variety: Elbaite (Rubellite) / Feldspar, Variety: Microcline)
| 化学組成: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / KAlSi3O8 | サ イ ズ: | 54,5 x 28,5 x 15,1
クリスタル: 20,7 x 10,9 x 10,4 mm | 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 an unusual tourmaline crystal on feldspar matrix. The crystal has a strong pink coloration with natural flat termination. The shape shows no crystalline fracture face. The feldspar matrix id covered by a very soft mineral with light pink coloration.
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