Question:

Which of the following is an example of an Igneous rock?

Show Hint

Basalt and granite are common examples of igneous rocks.
  • Sandstone
  • Marble
  • Basalt
  • Lime stone
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The Correct Option is C

Solution and Explanation

Concept: Igneous rocks are formed by the cooling and solidification of molten magma or lava.

Step 1:
Sandstone is a sedimentary rock.

Step 2:
Marble is a metamorphic rock formed from limestone under heat and pressure.

Step 3:
Limestone is a sedimentary rock.

Step 4:
Basalt is formed from cooled lava and is an igneous rock. Therefore, the igneous rock among the options is: \[ \boxed{\text{Basalt}} \]
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