Ocean Jasper 8x10-12x16mm Top Drill Pear Beads AAA Grade - 15-16 Inch Size_4-5mm And unlike precious opals

And unlike precious opals

Green Agate is formed inside volcanic rocks

" a type of reversible photochromism

creating veins and mottling that ranges in color from rust to black

and short prismatic crystals

Ocean Jasper 8x10-12x16mm Top Drill Pear Beads AAA Grade - 15-16 Inch Size_4-5mm And unlike precious opalsOcean Jasper is a commercial name for Orbicular Jasper, a variety of Jasper containing variably colored spherical patterns. It forms when Quartz and Feldspar crystallize in radial aggregates within other silica to rich stones, Rhyolite or Tuff. Ocean Jasper is believed to be linked to the lost city of Atlantis and to hold mystic knowledge.