Find Perfect Little Black Pieces of Jewelry at Pawn Shops in the DC Area
Onyx—in any color—is a banded variety of the mineral chalcedony. It’s a cousin of agate, the difference between them being the type of band: agate bands are curved, and onyx bands are parallel. Both black and white are common, and while it’s nice to know all these facts, what matters most is how beautifully shiny…