Deep blue synthetic glass with copper crystals: Creates a sparkling, starry appearance for visual appeal
Translucent or semi-translucent: Enhances the brilliance of the sparkles under light
Smooth, glassy texture: Provides a consistent and attractive finish
Random selection: Each tumblestone is unique in size, shape, and color
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Blue Goldstone Tumble
Blue goldstone is a man-made, synthetic glass that belongs to the family of glittering or aventurine glass. It was invented in Venice, Italy, in the 17th century. The creation of blue goldstone involves melting glass with copper salts and other metal oxides, and then cooling it rapidly to create the distinctive spark