Limestone look-alikes

Limestone (bioclastic/fossiliferous)

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Several rocks and minerals can be confused with Limestone. 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

Dolostone

Also known as: Dolomite Rock

Marble

Also known as: Metamorphosed Limestone

Chert

Also known as: Flint

Sandstone

Also known as: Arenite

Explore Limestone

Overview

Full guide to Limestone

Identification

Localities & Collecting

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