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wall rock

noun

Definition of wall rock 

: a rock through which a fault or vein runs

First Known Use of wall rock

1866, in the meaning defined above

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Dictionary Entries near wall rock

wall plug

wall pressure

wall reaction

wall rock

wall rocket

wall rue

walls have ears

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Time Traveler for wall rock

The first known use of wall rock was in 1866

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Britannica.com: Encyclopedia article about wall rock

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