Chert look-alikes

Chert

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Several rocks and minerals can be confused with 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

Jasper

Also known as: Red Chert, Green Chert

Flint

Also known as: Black Chert

Chalcedony

Also known as: Agate, Onyx, Carnelian

Novaculite

Also known as: Arkansas Stone

Limestone

Also known as: Calcium Carbonate Rock

Explore Chert

Overview

Full guide to Chert

Identification

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