gemstone
Emerald
Beryl (Be3Al2(SiO3)6)
AI-generated identification · may be incorrectMohs hardness of 7.5 to 8, vibrant green color due to chromium and vanadium, vitreous luster, and hexagonal crystal system.
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Physical properties
Mohs hardness of 7.5 to 8, vibrant green color due to chromium and vanadium, vitreous luster, and hexagonal crystal system.
Formation & geological history
Formed in hydrothermal veins and metamorphic environments when beryllium-rich fluids interact with surrounding rocks.
Uses & applications
Valued primarily as a precious gemstone in fine jewelry and as a collector specimen.
Geological facts
Emeralds often contain inclusions known as 'jardin' (garden), which gemologists use to verify their natural origin.
Field identification & locations
Identified by its distinctive green color, hexagonal prism habit, and lack of cleavage. Found notably in Colombia, Zambia, and Brazil.
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