Trancas Geode - Mineral Size:XX-Large These burrs are a rare

These burrs are a rare find because of the size of the ball burrs

allowing crystals to develop freely into these dramatic

If you are still determined to believe you have found a meteorite

The ring has the organic leg structure that emulates bone

Trancas Geode - Mineral Size:XX-Large These burrs are a rareMined from: Chihuahua, Mexico Description: Trancas geodes are a very unusual looking geode variety from Mexico. The contain intergrown combinations of chalcedony, quartz, calcite, agate, and aragonite. These minerals form aesthetically pleasing elongated stalagmitic growths inside the geodes, like little fingers reaching out from the layer of banded chalcedony. These specimens are UV reactive the interior layer of crystal growth glows a bright green