Dendrite Crystal Sandstone - SOLD 5.89" phytosaur These plants were an incredibly

These plants were an incredibly important food source to the largest land animals to ever walk the planet

LEAD WARNING: The glass is not radioactive but it is comprised of lead-oxide

PTEROSAUR (WING BONE)

FIRST SPACE SHUTTLE (COLUMBIA FLOWN TILE)

Dendrite Crystal Sandstone - SOLD 5.89" phytosaur These plants were an incrediblyThough they may look like fossil plants, dendrites are incredible and inorganic formations that occur solely due to interactions between physics and geochemistry. These branching patterns are made of manganese oxides and commonly form on the surface of sandstones. As the manganese cools, it crystalizes into thin, tree like shapes in the same process that creates snowflakes. This specimen is a 5. 89" sandstone showcase piece that has been imprinted