Australian Thunderegg faceted beads (ETB01284) handmade jewelrym Indian Paint Stone was mined

Indian Paint Stone was mined in Death Valley

Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock

hese sapphires are not often seen on the market today

and the two names are often used interchangeably)

Australian Thunderegg faceted beads (ETB01284) handmade jewelrym Indian Paint Stone was minedThundereggs 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 crystals, as well as various other mineral growths and inclusions. Thundereggs usually look like ordinary rocks on the outside, but slicing them in