When worked in a slightly reducing flame this color develops swirls of blue, green, cream and a rainbow iridesence. Briefly reheating in a oxygen rich flame can enhance thr color. This glass is a deep cobalt blue.
Our frit is run through a magnet trap to remove any metal particles from the crushing equipment and is then washed to remove the glass powder from the fine, medium and coarse. Sold in 2 oz quantities.