Orthoceras Fossil Tower Sculpture - 27" tall - RARE!!

Peso Priced Item; 
Orthoceras fossil tower sculpture.  Actually these are  ancient cephalopods, which were similar to modern squids and left as fossils in the black marble that formed around them 400 million years ago!
5" thick and 27" tall. 
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AI says:
This is an Orthoceras fossil tower sculpture. It is a collectible item made from fossiliferous rock rich in extinct marine organisms called Orthoceras. 
Age: The fossils date back approximately 400 million years, to the Ordovician or Devonian periods. 
Origin: The specimens are typically sourced from geological formations in Morocco. 
Material: The sculpture is carved from a single block of black marble and calcite-rich limestone and polished to emphasize the fossils. 
Description: Orthoceras means "straight horn," referring to the long, conical shell of these ancient cephalopods, which were similar to modern squids or nautiloids. 
Very good condition.