Cobalt Glass: What Color is It? Explore Its Unique Shades and Historical Significance
Cobalt glass, known as “smalt” when ground into a pigment, displays a deep blue color. This glass gets its vibrant hue from adding cobalt compounds like cobalt oxide or cobalt carbonate to the glass melt. Cobalt glass is popular in artistic and decorative applications due to its rich color. Historically, cobalt glass dates back to … Read more