metasomatism
noun
meta·so·ma·tism
ˌme-tə-ˈsō-mə-ˌti-zəm 
: metamorphism that involves changes in the chemical composition as well as in the texture of rock
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The porphyries intrude sediments (sandstone, limestone, and shale) which show contact metasomatism around dykes and intrusive stocks.
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Sacramento Bee, 2 July 2024
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Sacramento Bee, 2 July 2024
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“Metasomatism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/metasomatism. Accessed 17 Dec. 2024.
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