It's a Beautiful Natural Cut Green Cat's Eye Tourmaline Loose Gemstone From Afghanistan

• 𝐖𝐄𝐈𝐆𝐇𝐓(𝐜𝐭): 5.50

• 𝐒𝐈𝐙𝐄(𝐦𝐦): 12.4x7x5.5 mm

• 𝐂𝐋𝐀𝐑𝐈𝐓𝐘: Opaque

• 𝐓𝐑𝐄𝐀𝐓𝐌𝐄𝐍𝐓: NONE

• Origin Afghanistan

Whats is Tourmaline ?

                                    Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone. This gemstone can be found in a wide variety of colors.

Color: Green, Black, Blue, Red, Pink, White, Yellow, Purple, Brown, Orange, Grey
Luster: Vitreous
Associated month: October
Crystal system: Hexagonal crystal system
Hardness (Mohs hardness scale): 7 – 7.5
Transparency: Opaque, Transparent