mineral
Blue Goldstone
Man-made glass with crystalline copper/cobalt inclusions
AI-generated identification · may be incorrectHardness: 5.5-6 (Mohs), Color: Dark blue with silvery/blue sparkles, Luster: Vitreous, Structure: Amorphous glass with metallic crystals, SG: 2.5-2.8
- Hardness
- 5
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Physical properties
Hardness: 5.5-6 (Mohs), Color: Dark blue with silvery/blue sparkles, Luster: Vitreous, Structure: Amorphous glass with metallic crystals, SG: 2.5-2.8
Formation & geological history
Synthetic material created through a reduction-melting process, originally pioneered in 17th-century Venice (Murano glass techniques).
Uses & applications
Primarily used in jewelry, beads, figurines, and as a decorative or metaphysical stone.
Geological facts
Despite its name, it is a human-made glass. Legend says it was discovered by accident when Italian monks spilled copper filings into a vat of molten glass.
Field identification & locations
Identify by its intense internal sparkle (aventurescence) and smooth, glass-like surface. It does not occur naturally in the field.
