18.6 grams Black Tourmaline on Feldspar from Skardu Pakistan October Birthstones Cut: Rough crystals

Cut: Rough crystals

Origin: Swat

Get ready for a steal

Some pieces have dark and some will have white calcite

so properly understanding these factors helps make the right choice

18.6 grams Black Tourmaline on Feldspar from Skardu Pakistan October Birthstones Cut: Rough crystals18. 6 Grams Black Tourmaline on Feldspar Black Tourmaline Specimen for collectors. The specimen has been mined from Skardu valley of Pakistan which is popular for the world renowned mineral specimens in Aquamarine, black tourmaline, topaz and many other rare stones. Key Features of Black Tourmaline Crystals. Black Tourmaline crystal on feldspar specimen. Total weight is 18. 6 grams. Consists of one single piece. Dimensions measure 37 21. 4 20 mm.