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:
“A great black presence beats its wings in wrath.
Above the boneyard burn its golden eyes.
Some small grey fur is pulsing in its grip.”
—Anthony Hecht (b. 1923)