Onyx

Onyx is a stone belonging to the chalcedony family, a variety of quartz. It is often used in jewelry , decoration , and sometimes in spiritual or esoteric contexts.

🔹 Characteristics of onyx

  • Color : The most well-known is black , but there are also onyxes of various colors (white, brown, green). Black onyx is often artificially tinted.

  • Structure : It is an opaque stone, with a fine texture, sometimes with parallel white or colored bands (similar to agate).

  • Hardness : About 6.5 to 7 on the Mohs scale, making it relatively tough.

🔹 Origin and deposits

Onyx forms in volcanic rocks or in silica cavities . It is found in several countries:

  • Brazil

  • India

  • Uruguay

  • Mexico

  • UNITED STATES

  • Madagascar

🔹 Uses

  • Jewelry : rings, pendants, bracelets, pearls.

  • Decorative objects : sculptures, vases, mosaics.

  • Lithotherapy : it is said to have virtues such as protection against negative energies , strengthening self-confidence , or anchoring .

🔹 Symbolic

In various traditions:

  • Ancient Egypt : Used in amulets.

  • Ancient Rome : engraved to make cameos.

  • Today: symbol of inner strength , self-control , and sometimes mourning (due to its black color).

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List of Stones & Minerals

Onyx is a variety of agate, which itself is a variety of chalcedony; it is an agate whose bands are circular and concentric. If the areas are polygonal instead of circular, the onyx is said to be fortified; if the bands form faint circles of color around a darker round spot, the onyx is said to be eyed.

The benefits : Balances the body and mind, strength, protection against negative energies.

Astrological signs : Libra, Sagittarius, Capricorn.

Chakra : Root.