blueschist
Americannoun
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.
As evidence of the youthfulness of the plate regimen, Dr. Stern points to two classes of rocks: ophiolites and blueschist.
From New York Times ● Dec. 18, 2018
The California Coast Range near San Francisco has blueschist-facies rocks created by subduction-zone metamorphism, which include rocks made of blueschist, greenstone, and red chert.
From Textbooks ● Jan. 1, 2017
In only a few places in the world, where the subduction process has been interrupted by some tectonic process, has partially subducted blueschist rock returned to the surface.
From Textbooks ● Jan. 1, 2015
Figure 7.18 Franciscan Complex blueschist rock exposed north of San Francisco.
From Textbooks ● Jan. 1, 2015
“Revised ages of blueschist metamorphism and the youngest pre-thrusting rocks in the San Juan Islands, Washington.”
From Scientific American ● Mar. 7, 2012
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