Opal gemstones are colorful and very distinctive. They are the most lively one of the colored gemstones, which can integrate various colors into one. Cependant, on the whole, the colors and characteristics of opals are also different. Gemologists have roughly classified opals according to their different origins, different color and texture characteristics. The editor of Baolong.com is here to share with you:
White Opal: All opals with a white background are called white opal. They are the first type of opal to be discovered. The price is low. Many white opals are used as engraving materials.
Black Opal: Opal with a darker background such as black or gray is called black opal. The play-of-color phenomenon is set off by the darker background more beautifully, and has gained more consumers The price of black opal is also higher than that of white opal.
Queensland Boulder Opal: This is a unique opal produced only in Queensland, Australie. This opal is produced in the gap between iron ore rock and sandstone. It is usually cut together with the iron ore parent rock during mining. As the bottom of the opal, the English boulder refers to the meaning of large parent rock.
Fire Opal: Orange or orange-red opal, similar to the color of flame, so it is called fire opal. The color of fire opal is bright, and the phenomenon of colorful spots is generally less obvious. There are also many fire opals that do not swim. Color phenomenon. The main origin is in Mexico, and there are also
Cat’s Eye Opal: Cat’s Eye Opal: Opal with cat’s eye phenomenon, the output is not much, because there are fibrous inclusions to form cat’s eye opal, the appearance looks very special, many people buy it as a collection, the price is more expensive The gold emerald cat’s eye is much cheaper, and the main producing areas are Brazil and Mexico.
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