SON359c Sonora Dendritic Cabochon Geodes and white banded agate with

and white banded agate with quartz and druzy center

These polished halves of a large Blue Star Thunderegg show two fused open cavities revealing botryoidal chalcedony formations coated in sparkling druzy

This polished Coyamito Agate specimen has a large vug and distinct flow channel

Hardness on the Mohs Scale is 7

translucent

SON359c Sonora Dendritic Cabochon Geodes and white banded agate withThis Sonora Dendritic cabochon has a smooth matte finish. It features a gray and mauve background with brecciated patterning, dark brown dendrites, and little hints of sand and off white. 30mm x 29mm From Sonora, Mexico, this stone is most likely a dolomite as it is softer than jasper and rhyolite. Called Sonora Dendritic for its prevalent dendrites, it typically shows a blue gray or tan colored background with dark maroon to mauve dendrites and