Mineral: | Tourmaline, Variety: Elbaite - Schorl / Quartz / Feldspar, Variety: Albite
| Chemical Formula: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / SiO2 - NaFe3+2Al6(BO3)3[Si6O18< | Size: | | Weight: | | Transparence: | | Quantity: | | Origin: | Chamachhu, Stak Nala, Haramosh Mts., Skardu District, Baltistan, Northern Areas, Pakistan | Doubly terminated bi-colored tourmaline with albite and quartz crystals attached, also brownish blade shape crystal (maybe stibiotantalite) are visible at one prism side. The specimen has a perfect flat black end at one side with some albite attached and a green leeched angular terminated end at the other side. You get a fine doubly terminate specimen !
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