Emerald

Emerald Crystals

Emerald is the green variety of beryl (Be₃Al₂Si₆O₁₈), colored by trace chromium and sometimes vanadium within the crystal lattice. It is one of the four traditionally recognized precious gemstones alongside diamond, ruby, and sapphire. Emerald crystallizes in the hexagonal system and rates 7.5–8 on the Mohs hardness scale, though its characteristic inclusions — which gemologists call the stone's jardin (garden) — can make individual specimens more brittle than their hardness suggests.

Colombia produces the world's most prized emeralds, with the Muzo, Chivor, and Coscuez mines yielding stones with exceptional color saturation and the warm, slightly bluish green that defines "Colombian color." Zambia (Kagem mine) is now the world's largest producer by volume, known for darker, more bluish-green stones with excellent clarity. Brazil, Afghanistan, Ethiopia, and Pakistan also produce significant emerald. Cleopatra was famously devoted to emeralds — the ancient Egyptian mines near the Red Sea (now called Cleopatra's Mines) were the world's primary source for nearly two millennia.

Natural inclusions in emerald are expected and even valued by collectors — a completely flawless emerald is exceedingly rare. Our specimens include raw crystals on matrix, natural points, and collector-grade pieces. Browse related gems in our Aquamarine collection (same beryl family), or compare with Green Crystals, Malachite, and Peridot. Free shipping on orders over $150.

Frequently Asked Questions

What is emerald?

Emerald is the green variety of the mineral beryl, colored by chromium and sometimes vanadium. It is one of the four traditional precious gemstones. It rates 7.5–8 on the Mohs hardness scale and crystallizes in the hexagonal system.

Where do emeralds come from?

Colombia produces the most valued emeralds (Muzo, Chivor mines). Zambia is the largest producer by volume. Brazil, Afghanistan, Ethiopia, Pakistan, and Russia also produce emerald. Colombia's stones are prized for their warm, saturated green.

Are inclusions in emerald normal?

Yes. Natural inclusions are expected and even valued in emerald — gemologists call them the stone's "jardin" (garden). A completely flawless emerald is exceedingly rare and would likely be synthetic. Inclusions are part of what makes each natural emerald unique.

What is the difference between emerald and green beryl?

Emerald must be colored by chromium (and/or vanadium) to qualify as emerald. Green beryl colored by iron alone is not considered emerald — it is simply called green beryl. The distinction is important because emerald commands significantly higher value than green beryl.

Is emerald related to aquamarine?

Yes. Emerald and aquamarine are both varieties of the mineral beryl. Emerald gets its green from chromium, while aquamarine gets its blue from iron. Morganite (pink beryl) and heliodor (yellow beryl) are also part of the same mineral family.