mineral
Dyed Agate
Silicon dioxide (SiO2)
Hardness 6.5-7, pink/purple (dyed), waxy luster, cryptocrystalline
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Physical properties
Hardness 6.5-7, pink/purple (dyed), waxy luster, cryptocrystalline
Formation & geological history
Formed in volcanic rocks, commonly dyed later
Uses & applications
Jewelry, crafts, collecting
Geological facts
Agate is frequently dyed to produce vibrant colors not typically found in nature.
Field identification & locations
Identify by banding (if present) and hardness. Found globally.
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