what are Batholiths ?
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Batholith
Explanation:
- Batholith are large intrusive igneous bodies.
- They can be both concordant or discordant.
- They are intrusive igneous bodies which have transgressive relation with the adjacent country rocks.
- Their diameter is usually 100 km or more and their outcrop at the surface is roughly circular or oval.
- In cross-section batholiths possess steep outwardly dipping contacts and they are thought to be bottomless.
- The composition of batholiths is usually granitic or granodioritic.
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