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microgranite

noun
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mi·​cro·​granite | \ ¦mīkrō+ \

Definition of microgranite

: an igneous rock composed of minute crystals of quartz and alkalic feldspar

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History and Etymology for microgranite

International Scientific Vocabulary micr- + granite; originally formed as German mikrogranit

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“Microgranite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microgranite. Accessed 26 Feb. 2021.

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