Polished Agate Slice florescent making it even more unique

making it even more unique

The fragments exhibit a notable concentration of inclusions for an iron meteorite

Species: Aruacaria

scavenging

Posidonia Shale

Polished Agate Slice florescent making it even more uniqueThis is a gorgeous large, top quality polished agate slice specimen. Approx. dimensions: 8. 5" diameter x 0. 25" thick. Agate is a translucent variety of microcrystalline quartz. Agate generally forms by the deposition of silica from groundwater in hollow cavities of volcanic rocks. The coloration of agates is due to other minerals present in the silica. Agate has also been known to fill veins or cracks in volcanic rock. Such agates, when cut