Dendritic Sandstone Pendant - SOLD 1.84" surfite This specimen is an Ordovician

This specimen is an Ordovician Petraster Starfish

200 million years ago

It is an overrun from our highly successful crowdfunding campaign and contains several exclusive specimens

and beak-like mouths

Dendritic Sandstone Pendant - SOLD 1.84" surfite This specimen is an OrdovicianThough 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 necklace is a 1. 84" sandstone pendant that has been imprinted with a