Distinguish between Sills and Dykes.

Question

KnowledgeBoat · Accepted Answer

Sometimes magma flows between layers of rocks horizontally and hardens there. This layer of intrusive rock is called sills. | The magma when forced upwards fills vertical cracks or fissures in existing rocks and then hardens there to form dykes.

Geography

Distinguish between Sills and Dykes.

Rocks

Answer

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Sills	Dykes
Sometimes magma flows between layers of rocks horizontally and hardens there. This layer of intrusive rock is called sills.	The magma when forced upwards fills vertical cracks or fissures in existing rocks and then hardens there to form dykes.
Sill is a layer like mass.	Dyke is a wall like mass.