Multiple choice

Which one of the following is defined as thick horizontal deposits of intrusive igneous rocks?

  1. Phacolith

  2. Sill

  3. Lapolith

  4. Batholith

  5. Sheet

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The near horizontal bodies of the intrusive igneous rocks are called sill or sheet. The thinner ones are called sheets while the thick horizontal deposits are called sills.