sapphire corundum Tumbled stone

Tumbled stone sapphire corundum
 

•      Corundum has the same composition and crystal structure as the ruby ​​and the sapphire.
•      It comes in many different color schemes.
•      On the gray-blue color of this drum stone you realize that it consists mainly of sapphire.
       The colored inclusions belong to the corundum
•      With about 12 to 20 grams per stone of sapphire corundum is a relatively heavy stones.
•      A typical feature of this mineral is the high weight.
•      25 to 35 mm measure the tumbled stones
•      De tumbled stones are polished by hand and the rounded corners
•      Manufacturing in India