Coprolite Slab - Classic Pattern - Utah Fossil Blue Mountain jasper This larger slab of Peanut

This larger slab of Peanut Wood shows off the iconic tunnel-like structures created by ancient Teredo (shipworm) larvae during the Cretaceous period

• Vintage rhyolite collectors

which has led some collectors to call it Tahoma Jasper

Weight: Approx: 11 oz

They can range vastly in size size and shape

Coprolite Slab - Classic Pattern - Utah Fossil Blue Mountain jasper This larger slab of PeanutCoprolite Slab Classic pattern detail Utah fossil material This fascinating fossilized coprolite slab from Utah displays the classic patterns this material is famous for. The intricate detail preserved through millions of years creates patterns that are both scientifically fascinating and visually stunning. This is material that never ceases to amaze there's something captivating about the extraordinary detail preserved in this prehistoric specimen.