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Emerald Essentials

The Nature of Emeralds
The Nature of Emeralds

Emeralds are a variety of the mineral species beryl, written as Be3Al2Si6O18.   of chromium is what usually colors emeralds, though vanadium can sometimes color them too. The deep, shimmery green of emeralds has been historically revered by all cultures since antiquity. Above is a gold Incan funerary mask featuring emerald eyes. Emeralds were a […]

Beryl Crystals & Chemistry
Beryl Crystals & Chemistry

Beryl is a beryllium aluminum silicate (Be3Al2Si6O18) formed from some of the most abundant elements on earth with aluminum (8.1%), silicon (27.7%), and oxygen (46.6%). Beryllium is rarer than the other elements present. On average, it is estimated that beryllium comprises only 2.8 grams per ton of crystal rock (Sinkankas 1981).  There are about forty […]

Understanding the 4Cs of Emerald Quality
Understanding the 4Cs of Emerald Quality

The 4Cs of color, clarity, cut and carat weight are used to grade diamonds are also used for colored gemstones as well. However, there are different standards for grading colored gems like emeralds. Color The first and foremost property emeralds are judged by is their color. A highly saturated emerald will outprice larger emeralds with […]

Inclusions in Emeralds
Inclusions in Emeralds

Clarity In order to understand emerald inclusions, you must first understand their clarity. Emeralds are classified as a Type III gemstone. There are three types total: Type I, Type II, and Type III gems. Type I […]

Emerald Enhancements
Emerald Enhancements

Common Enhancements in Emeralds Over 99% of emeralds have surface reaching fractures that are treated with oil, wax, resin, or something else entirely. This is done to improve the clarity  of emeralds, and usually termed as enhancement instead of treatment is the sales sector of the gem industry. Labs will instead use terms such as […]

Source & Quality
Source & Quality

The Truth Behind Source & Quality Some emerald sources have greater prestige than others, and origin has been known to influence price regardless of quality. The mines of Colombia have long been known for producing emeralds of outstanding quality. Over time, gem lovers have come to believe that any Colombian emerald must be superior to […]

A Guide to Emerald Simulants
A Guide to Emerald Simulants

Emerald simulants are something that looks like an emerald, but does not share any of its physical or chemical properties. Not to be confused with a synthetic emerald, which is a man-made emerald. This also means stones like peridot, green garnets, or other green gems historically confused with emeralds can be emerald simulants as well. […]

Synthetic Emeralds
Synthetic Emeralds

A synthetic emerald is a man-made emerald. It has the same chemistry, scratch resistance, and color as natural emerald, but made in a lab instead of the earth. Not to be confused with emerald simulants, which are things meant to look like an emerald. While one of the most common synthetic gems, it is also […]

Other Beryls
Other Beryls

Beryl Varieties The beryl mineral species comes in a variety of colors like pink, red, green, blue, brown, and black. Most gem-quality beryls come from pegmatites, a mineralogical formation that typically produces large gems visually inclusions free. Despite their viability in jewelry, they remain mostly known as collector gems with the exception of aquamarines. Aquamarines […]

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