gemstone
Impression Jasper
Microcrystalline Quartz (SiO2)
AI-generated identification · may be incorrectHardness of 6.5-7 on the Mohs scale, waxy luster, opaque transparency, and exhibits swirling multicolored matrix patterns.
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Physical properties
Hardness of 6.5-7 on the Mohs scale, waxy luster, opaque transparency, and exhibits swirling multicolored matrix patterns.
Formation & geological history
Formed via the hydrothermal deposition of silica-rich fluids within sedimentary or volcanic fractures.
Uses & applications
Widely utilized in jewelry making, ornamental carvings, and bead crafting.
Geological facts
Impression jasper is often stabilized or enhanced with dyes to accentuate its vibrant marine and earth-toned patterns.
Field identification & locations
Identified by its distinctive swirled matrix and hardness; commercially sourced primarily from deposits in China and Africa.
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