5/30/2023 0 Comments Cobalt glassesExceptional artisan quality, thick and sturdy glass. Hand-washing recommended, but dishwasher safe on the top rack. Lead-free, made from sustainable recycled glass. Cobalt Glass - History When ground as a pigment, cobalt glass is called smalt. The lighter blue color is achieved by adding copper oxide to the glass melt. Cobalt blue glass is a deep blue glass that often gets its color by the addition of cobalt oxide in the molten glass mixture when the glass is being formed. The set adds a great sense of elegance to the dining room that will be enjoyed by everyone. Cobalt glass, a deep blue colored glass, is created by adding a cobalt compound such as cobalt carbonate or cobalt oxide to a glass melt. This traditional set of 6 hand blown drinking glasses with blue rims is perfect for your next fiesta! Use them to serve water, juice, soda or alcohol.
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