Cacoxenite 8x10-10x16mm Faceted Irregular Pear - 10 Inch Supplies-Resources-Tools-Stringing Grey Moonstone is named for

Grey Moonstone is named for its grey glow or chatoyancy

the tiles slide instead of shattering absorbing the energy of the blow

depending on the inclusions

It is best known for its characteristic deep blue to violet-blue color

Cacoxenite 8x10-10x16mm Faceted Irregular Pear - 10 Inch Supplies-Resources-Tools-Stringing Grey Moonstone is named forCacoxenite 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.