Fossiliferous Chert look-alikes

Chert with Crinoid Fossils

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Several rocks and minerals can be confused with Fossiliferous Chert. Below are documented look-alikes and the features that tell them apart. Never rely on a single feature. Always check multiple properties.

Similar rocks to compare

Non-fossiliferous Chert

Chert

Also known as: Flint, Jasper, Radiolarite

Fossiliferous Limestone

Also known as: Crinoidal Limestone, Coquina

Silicified Wood

Also known as: Petrified Wood

Explore Fossiliferous Chert

Overview

Full guide to Fossiliferous Chert

Identification

Localities & Collecting

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