Dyed Agate

Hardness 6.5-7, vibrant artificially enhanced blue color, vitreous luster, cryptocrystalline structure, no cleavage, specific gravity around 2.6

Agate forms in volcanic cavities as secondary minerals. This specimen has been artificially dyed and cracked to enhance its appearance.

Used in inexpensive jewelry, crafts, and decorative items due to its durability and color.

Dyeing agate is a practice that dates back to the Roman times. The 'dragon vein' or crackled appearance is often achieved by heating and quickly cooling the stone, then dyeing it.

Identified by its bright, unnatural color and crackle pattern which indicates treatment. A common and affordable stone found in many craft and gem shows.