Focus on Emerald

A Background.

Emeralds are a type of precious gemstone that is valued for its rich green color. They are a variety of the mineral beryl, which also includes other gemstones such as aquamarine and morganite.

The green color of emeralds is caused by the presence of chromium and vanadium in the crystal structure of the beryl. The most valuable emeralds have a vivid and intense green color, with few visible inclusions or imperfections. The color can vary from yellowish-green to bluish-green, with the most desirable color being a pure, grassy green.

Emeralds are found in many parts of the world, including Colombia, Zambia, Brazil, Ethiopia, and Madagascar. Colombian emeralds are particularly prized for their color and transparency, while Zambian emeralds are known for their larger size.

Like all gemstones, emeralds are graded according to their color, clarity, cut, and carat weight. The highest-quality emeralds can be very expensive, with prices per carat that rival those of diamonds.

In addition to their beauty, emeralds have been associated with various symbolic and mystical properties throughout history. They are often said to represent love, hope, and rebirth, and are sometimes used as a birthstone for the month of May.

Famous Emeralds

The Chalk Emerald

This 37-carat emerald is named for its unique blue-green color, which is reminiscent of the color of chalk. It was originally discovered in Colombia and was eventually purchased by Harry Winston, who set it in a diamond necklace. Today, the necklace is on display at the Smithsonian National Museum of Natural History.

Image from Smithsonian National Museum of Natural History

The Mogul Mughal Emerald

This 217.80-carat emerald was discovered in Colombia in the 17th century and eventually made its way to the Mughal court in India, where it was owned by several different rulers. Today, it is part of the Iranian Crown Jewels and is considered one of the largest emeralds in the world.

The Rockefeller Emerald

This 18.04-carat emerald was owned by John D. Rockefeller Jr. and was later donated to the American Museum of Natural History. It is considered one of the finest emeralds in the world and has a vivid green color with few inclusions.