Cacoxenite 6mm Energy Prism Faceted - 15-16 Inch FEATURE03312022 Onyx is a black and

Onyx is a black and white banded Chalcedony

and the green color is caused by a reaction in the stone when the chrome is introduced to water

This material is known for its vivid blues

Pietersite is composed of Tiger Eye

Cacoxenite 6mm Energy Prism Faceted - 15-16 Inch FEATURE03312022 Onyx is a black andCacoxenite is the trade name for this naturally occurring blend of seven stone types. It was originally named for the visible inclusions of the mineral Cacoxenite. However, this stone, often called the "Super Seven" or "Melody Stone" contains Amethyst, Clear Quartz, Smoky Quartz, Lepidocrosite, Goethite, and Rutile as well.