Mineral: | Tourmaline, Variety: Elbaite & Schorl / Feldspar, Variety: Albite/ Mica, Variety: Muscovite / Quartz
| Chemical Formula: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) - NaFe3+2Al6(BO3)3[Si6O18](OH)3(OH) / NaAlSi3O8 / KAl2(Si3Al)O10(OH,F)2 / SiO2 | Size: | | Weight: | | Transparence: | | Quantity: | | Origin: | Chamachhu, Stak Nala, Haramosh Mts., Skardu District, Baltistan, Northern Areas, Pakistan | This is a long, probably bicolored, tourmaline crystal almost fully covered by quartz and mostly albite crystal. The termination discloses partly skeleton-like structures but is fully undamaged. Except this small area all albite and quartz crystals are fully intact. Small tiny green tourmaline can be seen in the matrix as well is unknown reddish brown needle-like crystals with orthorhombic crystal shape. You get in interesting specimen from Chamanchu in Pakistan.
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