Rock Identifier
Emerald (Beryl (Be3Al2(SiO3)6)) — gemstone
gemstone

Emerald

Beryl (Be3Al2(SiO3)6)

AI-generated identification · may be incorrect

Hardness of 7.5 to 8 on the Mohs scale, vibrant green color due to chromium and vanadium, vitreous luster, and hexagonal crystal system.

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Physical properties

Hardness of 7.5 to 8 on the Mohs scale, vibrant green color due to chromium and vanadium, vitreous luster, and hexagonal crystal system.

Formation & geological history

Formed in metamorphic and hydrothermal environments where beryllium-rich fluids interact with surrounding host rocks.

Uses & applications

Extensively used in high-end fine jewelry and collected as a precious gemstone.

Geological facts

Emeralds are part of the beryl family and often contain numerous inclusions known as 'jardin' (garden), which help authenticate natural stones.

Field identification & locations

Identified by its signature rich green color and hexagonal prismatic crystal habit, commonly sourced from Colombia, Zambia, and Brazil.