Super hard, easy to work on. Will make top quality cabs. For info it's a clean cut unpolished. Doesn't even show 20% of the brightness and the shine of the material. The item "106.2CT spiderweb Ancient Qin 750 turquoise rough (untreated)" is in sale since Monday, October 29, 2018.This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Turquoise". The seller is "richard_cyril" and is located in . This item can be shipped worldwide.