11mm to 11.5mm K2 Azurite Granite "K2 Jasper" plain rondelles on the 16 inch strand of approximately 54 pieces with larger than average inside diameter of a 1mm drill hole. K2 Granite with Azurite material from the Skardu area of northern Pakistan is a bright white granite that contains sharply contrasting orbs of bright blue azurite creating a beautiful gemstone. These have a highly polished surface showing a symmetrical larger than average sized shape for a granite gemstone of opaque transparency with internal Azurite features of opaque transparency. Mined from K2 the 2nd Highest Mountain in the world & located on the border of China & Pakistan in the Himalayas.