Dendrite Crystal Sandstone - SOLD 7.32" allosaurus While Supplies Last: The Dracula

While Supplies Last: The Dracula Halloween Bundle is a limited-time offer that only runs while the castle brick specimen is in stock

their ancestors were contemporary with dinosaurs

Merycoidodon wasn’t the only successful member of its family though

the Olympic Champions Sports Bundle features specimens of history from incredible figures in the history of professional sports

Dendrite Crystal Sandstone - SOLD 7.32" allosaurus While Supplies Last: The DraculaThough 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 7. 32" sandstone showcase piece that has been imprinted