Rare Blue Sapphire corundum 7-9mm round beads (ETB00826)
The blue sister of ruby. Ruby and sapphire are the same material, the mineral conrundum, and the second hardest gemstone after diamond. Red conrundum is known as ruby, while all other colours are referred to as sapphire. While blue is the classic sapphire colour, sapphire is actually found in a wide range of colours.
Blue is the most famous of the sapphire colors. The prized Kashmire and Burmese sapphires have a deep blue that is intense and velvety. These sapphires are not often seen on the market today.
Dimensions of beads:
Size: 7 - 9 mm
- this is only an approximate, the size varies slightly.
Length: 18.5 inches