Midnight Borocolour 1/4 Lb Bundle - 33 COE

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Product Description

Midnight is a deep fully opaque blue. It is heat and flame sensitive. It must be warmed up slowly and once glowing heat gently. Because the color is so intense it must worked in an oxidizing flame. If the flame is not oxidizing enough, the color will develop grayish brown streaks.

Northstar Glassworks borosilicate rods are approximately 20" in length. Sold in 1/4 lb. bundles. 33 COE. Images courtesy of Northstar Glassworks.