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2009-9-16 Source:AYpearl
Olivine is known by many names. Besides its actual mineral names, forsterite and fayalite, it is known as "chrysolite", "evening emerald" and olivine.
The term chrysolite is an old German name that was applied to gemmy olivine, but now is only sometimes used to refer to light yellowish green discount olivine jewelry.
Evening emerald is a name given to cheap olivine's gemstone variety, handmade olivine, by some jewelers in some attempt to increase the apparent value of the stones.
Olivine's gemstone variety is known as olivine. Fashion Olivine is the birthstone of August and is usually very affordable colored gemstone fashion jewelry.
Olivine has its own unique green-yellow color that is different from emerald. The best colored olivine has an iron percentage less than 15% and includes nickel and chromium as trace elements that may also contribute to the best olivine color. Olivine is colorful, affordable and attractive gemstone. Olivine jewelry is also belongs to gemstone jewelry.
Physical characteristics:
Color is a light near emerald green to the more common pale yellowish green; also found colorless, greenish brown to black. A near colorless specimen is likely nearly pure forsterite, while a greenish-brown to black specimen may approach pure fayalite in composition. Anything in-between is olivine jewelry.
Olivine has also been called "peridot" which ranges in color from a yellowish green to pure green to a nearly olive green color.
The finest olivine, the Egyptian material, has a minimum of yellow in it and is a bright clear green. Unfortunately the Egyptian material is no longer mined and not readily available on the market of handcrafted jewelry.