Rough Black Onyx / 1-2" AVG - 1 KILO LOT Menu raw crystal point pendants Green Agate Resin Heart on

Green Agate Resin Heart on Metal base

These inclusions also affect the crystal formation

Average size range: 1 to 4 inches

The picture is an example ONLY

the latter taking its color from very small inclusions of fluid or gas while it formed

Rough Black Onyx / 1-2" AVG - 1 KILO LOT Menu raw crystal point pendants Green Agate Resin Heart onQuantity: 1 kilogram Average size range: 1 to 2 inches Onyx is a variety of banded chalcedony just like agate, with the main difference being onyx features parallel bands as opposed to agates curved banding patterns. Black onyx derives its color from quartz and other inclusions while it forms, and it has been popular for both jewelry and hardstone carving.