igneous
Example Sentences
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Traditionally, lithium is mined from sources such as pegmatites, which are coarse-grained igneous rocks, and volcanic clays.
From Science Daily ● Apr. 16, 2026
Heavy rare earths are formed over millions of years, as rainfall weathers igneous rocks, breaking them down and leaving elements concentrated near the surface.
From Barron's ● Dec. 21, 2025
In the process they learned that “a mid-crust composed of fractured igneous rocks saturated with liquid water best explains the existing data.”
From Salon ● Aug. 14, 2024
Now if you were awake in high school science class, you’re thinking, igneous rock: volcanic lava.
From Los Angeles Times ● May 3, 2024
He seems to have regarded the soul as composed of igneous matter, and so approximates the orthodox Pythagorean doctrine of the central fire, or Hestia, to the more detailed theories of Heraclitus.
From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 5 "Hinduism" to "Home, Earls of" by Various
Vocabulary lists containing igneous
In A Sedimental Mood: Rock and Gem Vocabulary
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Physical Geography - Middle School
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Elements of the Universe: Ign, Igni ("Fire")
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