8.80ct lot of 10 pink+green color cut tourmaline loose gemstone from Afghanistan

  

It's a beautiful handmade 8. 80 carat natural faceted cut lot of 10 pink+green color tourmaline loose gemstone.

Clarity : Clarity are range from Eye Clean to Slightly Included. Tourmaline is a crystalline silicate mineral group in which boron is compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is a gemstone and can be found in a wide variety of colors. Color: Black, Green, Pink, Blue, Yellow, Red, White, Purple, Grey, Orange, Brown. Crystal system: Hexagonal crystal system.

Hardness (Mohs hardness scale): 7 - 7.5. Refractive index: 1.616 - 1.65.