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Main page » Catalogue » Crystals and Rough » Tourmaline » Verdelite » sold specimens » Black / Green Tourmaline in Matrix



Black / Green Tourmaline in Matrix


Product No.: a01-034



 
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix
Black / Green Tourmaline in Matrix

 

 

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:
38,7 x 26,0 x 20,8 mm
Weight:
91,85 ct or 18,37 g
Transparence:
transparent - translucent
Quantity:
1
Origin:
Stak Nala, Haramosh Mts., Skardu District, Baltistan, Northern Areas, Pakistan

A tourmaline cluster intergrown with albite and quartz. Two lateral tourmaline crystals are damaged all others disclosing terminated faces. The upper part of the crystals is green while the lower part is black. The crystals is showing fine luster and clarity. Beside this you can see a few sprays of fine rutile crystals. Nice tourmaline paragenesis from Pakistan.