This piece is 7.5 inches and set on a stretch cord.
It is said that:
Onyx is a variety of Chalcedony. Onyx is a 7th Anniversary gemstone.
Zodiac - Gemini, Leo
Element - Earth
Typical colors - Black, grey, white, blue, brown, yellow, red, green
Onyx gives strength. It promotes vigor, steadfastness and stamina. Imparts self-confidence, helping you to be at ease in your surroundings. Onyx banishes grief, enhances self-control and stimulates the power of wise decision-making. It encourages happiness and good fortune.
Onyx treats disorders of the bones, bone marrow and blood. It is beneficial for teeth and the feet.
Governed by the adrenal glands, it looks after our bones, teeth, nails, spinal column, anus, rectum, colon, prostate gland, blood and cell building.
The base chakra controls our “grounding” to the earth and is associated with all our survival instincts and self-preservation. Relates also to the physical body, individuality, stability and security.