Geological Glossary

Glossary of common terms used in geology, and related to earth sciences.
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Breccia

Mosaic Canyon breccia

spacer image Breccia is a coarse-grained sedimentary rock made up of broken rock fragments with relatively sharp corners.

These large, angular fragments are cemented by a fine-grained matrix or mineral cement.

This breccia can be found in Death Valley's Mosaic Canyon.



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