Beautiful porcelain jasper (rhyolite) displaying varying patterns and colors from dark marroon to purple to white on a light background highlighted by gorgeous zones and finely banded orbs in shades of pink, marroon, purple, and creme. Very silicious - great for slabs, cabs, carving or spheres! 3.32 lbs, measures roughly 7.5 x 4.5 x2"