mineral
Blue Goldstone
Man-made glass infused with copper crystals
AI-generated identification · may be incorrectHardness of 5.5 to 6 on the Mohs scale, deep blue to purple color with a metallic, starry shimmer due to suspended copper flakes, vitreous luster.
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Physical properties
Hardness of 5.5 to 6 on the Mohs scale, deep blue to purple color with a metallic, starry shimmer due to suspended copper flakes, vitreous luster.
Formation & geological history
Created artificially through a specialized glass-making process invented in 17th-century Venice, where copper is reduced within molten glass.
Uses & applications
Widely used in affordable jewelry, cabochons, beads, and decorative carvings.
Geological facts
Despite being frequently mistaken for a natural mineral or meteorite due to its starry appearance, it is entirely synthetic and man-made.
Field identification & locations
Easily identified by its intense dark blue body with perfectly suspended, highly reflective metallic copper points; manufactured primarily in factories.
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