標 本 名: | 電気石 (Tourmaline), Variety: リチア電気石 (Elbaite) / 石英 (Quartz)
| 化学組成: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / SiO2 | サ イ ズ : | | 重量: | | 透明: | transparent - translucent | 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 a big lustrous 石英 (Quartz) 結晶 crystal hosting smaller greenish pinkish 電気石 (Tourmaline) 結晶 crystals with mostly black head, a few pieces have no termination, but mostly the black terminated faces are present. The 石英 (Quartz) itself is terminated and twinned at one side while the other was connected to the mother rock.
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