Artistic Jasper 10mm Round - 15-16 Inch Strand Length_16-Inch and much of the black

and much of the black Onyx on the market has been artificially colored

there may not be a beautiful blue-and-brown combination than that of Terra Agate

Sodalite is named for its sodium content and may be classified as a feldspathoid

This prompted an alternative name for the gemstone: Princess Blue

Artistic Jasper 10mm Round - 15-16 Inch Strand Length_16-Inch and much of the blackArtistic Stone has beautiful, intricate patterns of minute black flecks, bands, and veins within the tan, cream, gray and mauve stone. It is made up of Calcite or Calcium Carbonate, commonly known as Limestone, and as such is a particularly soft stone.