basalt
Example Sentences
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They found that large areas of solid basalt or magmatic rock best match the data.
From Science Daily • May 5, 2026
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
“This is a fresh basalt here,” says Dr Voight, showing me a lump of black rock taken from a recent volcanic eruption, and riddled with tiny holes.
From BBC • Aug. 5, 2024
He went off to the nearest shelter, and returned with an ashwood spear tipped with a vicious basalt point, and what seemed to be a length of triple-thickness reindeer hide.
From "Wolf Brother" by Michelle Paver
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Vocabulary lists containing basalt
Black and Gray
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Rocks and Minerals - Middle School and High School
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