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zvonat [6]
3 years ago
11

What is the difference between fine-grained and coarse -grained igneous rock?

Biology
2 answers:
saw5 [17]3 years ago
4 0

Answer:

Intrusive rocks are coarse-grained in texture and crystallise slowly from magma deep in the earth's crust. Extrusive rocks are fine-grained in texture and crystallise quickly from lava on or near the earth's surface. The mineralogy determines the type of rock.

RideAnS [48]3 years ago
3 0

Answer:

Intrusive rocks are coarse-grained in texture and crystallise slowly from magma deep in the earth's crust. Extrusive rocks are fine-grained in texture and crystallise quickly from lava on or near the earth's surface. The mineralogy determines the type of rock.

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