Onyx:
Onyx is mined in Brazil, India, Uruguay, and California.
Onyx is a form of chalcedony. It is usually black or deep brown with a spectrum of colors found within it’s veins. Onyx that contains ribbons of reddish-brown or white, or Onyx that consists solely of these colors without ribbons, is considered sardonyx. Onyx is often heat treated to enhance the depth of color.
Onyx is a fairly hard stone with a mohs rating of 7.0.
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Mystical birthstone for December
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Zodiac birthstone for Leo and Virgo
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Anniversary gemstone for 7th and 10th wedding anniversaries
Myths and Therapeutic Properties:
Onyx has been used in making rosaries for centuries. It is believed to have properties that control emotions, as well as calm worries, fears and anxiety. It has long been used romantically to relieve sexual tension, aid in preventing marital disputes and maintaining faithfulness. Therapeutically Onyx has been used to treat ulcers, glaucoma, hearing difficulty, and heart conditions. It has been believed to increase strength and stamina in athletes and maintain bone and teeth health.