mineral

Emerald in Host Rock

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

AI-generated identification · may be incorrect

Hardness: 7.5-8.0 on Mohs scale; Color: Green to bluish-green; Luster: Vitreous; Crystal system: Hexagonal; Specific gravity: 2.67-2.78; Fracture: Conchoidal/uneven.

Hardness: 7
Color: Green to bluish-green
Luster: Vitreous

Identified July 4, 2026More mineral →

Explore Emerald in Host Rock in the encyclopedia →

Identify your own rocks.

Get a report just like this from any photo, free.

App Store Google Play

Physical properties

Hardness: 7.5-8.0 on Mohs scale; Color: Green to bluish-green; Luster: Vitreous; Crystal system: Hexagonal; Specific gravity: 2.67-2.78; Fracture: Conchoidal/uneven.

Formation & geological history

Formed in hydrothermal veins or pegmatites where beryllium-rich fluids interact with chromium or vanadium-bearing rocks. Often found in schist or marble environments.

Uses & applications

High-end jewelry, gemstone collection, and mineral specimen display.

Geological facts

Emeralds are one of the 'Big Four' precious stones. Inclusions within emeralds are often called 'jardin' (garden) because of their mossy appearance. Flawless emeralds are extremely rare and often more valuable than diamonds.

Field identification & locations

Identify by its distinctive hex-prism crystal habit and rich green color. Commonly found in Colombia, Zambia, Brazil, and Ethiopia. Collectors should look for clarity and saturation of color.