Polished Agate Slice florescent They lived in a humid

They lived in a humid and subtropical climate

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

calcium carbonate and silica

Explorer John C

Species: Aruacaria

Polished Agate Slice florescent They lived in a humidThis 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