The cab measures 16mm x 17.2mm x 3.7mm thickness. The WEIGHT is 7.5 carats. This cab is not backed. The dark areas are also a deep purple.
Jasper is a fine grained
variety of Chalcedony. It is found in all colors including: red, brown, pink,
yellow, green, grey/white and shades of blue and purple. Found worldwide,
jaspers are also found in the United States in western areas; California,
Oregon, Idaho, Utah, Wyoming and Washington.