basalt
Example Sentences
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The 129-foot waterfall — a wide curtain of white water cascading from a basalt cliff face — generates its own rainbow and once was dubbed the “Eighth Wonder of the World” by President Theodore Roosevelt.
From Los Angeles Times • May 5, 2026
BOISE, Idaho—Each afternoon at around 4:30, the earth here shakes from a series of controlled explosions, as engineers blast through basalt bedrock to flatten out the ground underneath a gigantic new semiconductor factory.
From The Wall Street Journal • Feb. 17, 2026
Iceland has an abundance of volcanic basalt, and this bedrock acts like a storage reservoir.
From BBC • Aug. 5, 2024
One such approach, called enhanced rock weathering, involves spreading finely ground silicate rocks, like basalt, on the ground or the ocean, which absorb carbon dioxide from the air as they weather in the rain.
From Salon • Jul. 18, 2024
Most of the rocks brought back from the moon were basalt, a dark, smooth stone formed by the cooling of molten lava.
From "Flying to the Moon: An Astronaut's Story" by Michael Collins
Vocabulary lists containing basalt
Black and Gray
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Rocks and Minerals - Middle School and High School
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