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Siltstone

What is Siltstone?

Siltstone is a clastic sedimentary rock that forms from silt-size (between 1/256 and 1/16 millimeter diameter) weathering debris.

siltstone

Siltstone: The specimen shown is about two inches (five centimeters) across.

The rock photos above were taken by Ann Bryant and are copyright by Geology.com.

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Siltstone

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