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Where Is Onyx Mined?
Home » Jewelry » Onyx » Where Is Onyx Mined?Onyx is a chalcedony quartz, which falls in the microcystalline category, found in Brazil, India, California and Uruguay. It has a fine texture and black color. However, some onyx also displays white bands or ribbons against a black or brown background and this variety is known as sardonyx.
It is formed in the gas cavities of lava. This gemstone is basically a multilayered stone like agates and depending on the different colored layers, onyx can be divided into a few separate categories. Generally when the stone has a black base and a white upper layer, it is called Onyx. Some onyx displays white and lighter reddish bands or ribbons of silicon di-oxide against a brown background, this variety is known as Sardonyx. When the onyx has a red base, it is known as Cornelian-onyx.
Although onyx can be found worldwide, the most important place it is mined is Brazil. Brazil supplies the best mulit-colored untreated chalcedony. Gray chalcedony is found in India and China. If international trends are anything to go by, the emphasis on spiritual or mystical aspects of the gemstones have become the latest rage across the globe. The belief that chemical structure of the stones has the power to attract different energetic vibration, which can positively affect the mind and body of the wearer. The onyx is believed to have many mystic powers.
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