metamorphic rock
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Examples are marble, which can be formed from limestone, and slate, which is formed from shale.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The company is now training modern exploration techniques on outcroppings of a 1.8-billion-year-old type of metamorphic rock called Pinto gneiss.
From Los Angeles Times ● Mar. 30, 2026
But which sedimentary rock is that metamorphic rock derived from, hmm?
From Slate ● Jan. 12, 2024
It’s a metamorphic rock, which means it becomes something new under extreme heat and pressure without melting.
From National Geographic ● Oct. 12, 2023
The person with knowledge of the matter said that the group’s name derived from the metamorphic rock, signaling the group’s intent to be enduring and maintain a clarity of purpose.
From New York Times ● Aug. 22, 2022
Mī′ca-schist, Mī′ca-slate, a metamorphic rock consisting of alternate layers of mica and quartz.
From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
