Thunderegg oval flat beads (ETB00455) Variegated Jasper This fancy gemstone has indeed

This fancy gemstone has indeed inspired creativity in many artists

It is a powerful protective stone that is believed to have the ability to deflect negative thoughts and energies

it is just an approximation

or a rock composed largely of pectolite

Thunderegg oval flat beads (ETB00455) Variegated Jasper This fancy gemstone has indeedThunderegg A thunderegg (or thunder egg) is a nodule like geological structure, similar to a geode, that is formed within a rhyolitic lava flow. Thundereggs are rough spheres, most about the size of a baseballthough they can range from less than an inch to over a meter across. They usually contain centres of chalcedony in the form of agate, jasper or opal,[1] either uniquely or in combination. Also frequently encountered are quartz and selenite