Five intrusive igneous rock structures

Answer 1

• 1) Batholiths and Stocks

• 2) loccoliths

• 3) sills and dikes

Answer 2

1. Dikes: Tabular, discordant intrusive igneous bodies that cut across existing rock layers.
2. Sills: Tabular, concordant intrusive igneous bodies that form parallel to existing rock layers.
3. Laccoliths: Intrusive igneous bodies that are lens-shaped and have uplifted the overlying rock layers.
4. Batholiths: Large intrusive igneous bodies that cover at least 100 square kilometers.
5. Stocks: Small intrusive igneous bodies that are less than 100 square kilometers in size.