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Minerals And Rocks
Question
When does metamorphism occur?
Solution
Metamorphism occurs when rocks are forced down to lower levels by tectonic processes or when molten magma rising through the crust comes in contact with the crustal rocks or the underlying rocks are subjected to great amounts of pressure by overlying rocks.
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Some More Questions From Minerals And Rocks Chapter
What is the name of the scale on which the hardness of minerals is measured ?
What is a mineral ?
On what does texture of rock depend?
Write the examples of igneous rocks.
What is a sedimentary rock ?
Write some main sedimentary rocks.
Which important minerals are found in metamorphic rocks?
State one example of hard rock and soft rock.
The process of physical and chemical changes affecting sediments during their conversion into solid rocks.
Structure in metamorphic rocks in which minerals are drawn out into long, thin pencil like objects all in parallel alignment.
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