Wyoming Fossil Turritella Rough Chunk! Morocco Velvet obsidian tumbles with amazing

Velvet obsidian tumbles with amazing results

or can be a great addition to any collection

These are all pretty rare

This is certainly one slab of this material you won't want to miss out on

These brecciated areas sometimes flow in orb like patterns

Wyoming Fossil Turritella Rough Chunk! Morocco Velvet obsidian tumbles with amazingWyoming Turritella is a form of fossil snails that has been highly silicated! These fossil snails create some really unique pattern within the stone, along with protruding from the surface for a pretty neat effect! The snails within are freshwater snails, and is from an ancient lakebed over what is now the Green River formation! It takes a pretty decent polish and works into some truly unique cabochons! Weight: Approx 9 lbs 11. 4 oz Measurements