parent rock
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.
Some hydrothermal alterations remove elements from the parent rock rather than deposit them.
From Textbooks • Jan. 1, 2017
In the lower zone, saprolite, scant organic material is mixed with largely unaltered parent rock.
From Textbooks • Jan. 1, 2017
Along this route, the degree of metamorphism gradually increases from sedimentary parent rock to low-grade metamorphic rock, then higher-grade metamorphic rock, and eventually the igneous core.
From Textbooks • Jan. 1, 2017
These space rocks came from the same parent rock and provided evidence for the first asteroid from the collision.
From New York Times • Jun. 16, 2016
From these vast quantities we know that the parent rock denuded during geological time amounted to some 300 million cubic kilometres or about seventy million cubic miles.
From The Birth-Time of the World and Other Scientific Essays by Joly, John
