Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 7 (Q.No. 15)
15.
Pegmatite is a/an
intrusive igneous rock
extrusive igneous rock
sedimentary rock
metamorphic rock.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
6 comments Page 1 of 1.

Dipunku said:   5 years ago
Thanks @Pranita.

Pranita DC said:   6 years ago
A pegmatite is an igneous rock, formed underground, with interlocking crystals usually larger than 2.5 cm in size (1 in). Most pegmatites are found in sheets of rock (dikes and veins) near large masses of igneous rocks called batholiths.

Manish Thakur said:   7 years ago
It is Plutonic Rock (Intrusive Rock), found deep inside earth crust.
(1)

Garry said:   8 years ago
Because it is found in the internal surface of the earth.

Hiren said:   8 years ago
Yes, it is intrusive.

Soumen Bag said:   9 years ago
It is an intrusive igneous rock.
(1)

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