Black Onyx
Onyx is a banded variety of chalcedony. The colors of its bands range from white to almost every color (save some shades, such as purple or blue). Commonly, specimens of onyx contain bands of black and/or white.
Read more about Black Onyx: Etymology, Varieties, Imitations and Treatments, Mineralogy, Historical Usage, See Also
Famous quotes containing the word black:
“Body and soul, Black America reveals the extreme questions of contemporary life, questions of freedom and identity: How can I be who I am?”
—June Jordan (b. 1939)