plutonic plug

noun

: a plug composed of holocrystalline granular igneous rock (as granite or gabbro)

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Dictionary Entries Near plutonic plug

plutonic

plutonic plug

plutonic rock

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“Plutonic plug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plutonic%20plug. Accessed 1 Apr. 2023.

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