DEFORMATION OF THE EARTHS CRUST

• Types of Deformation

1. folds

2. faults

Folded Rocks

1. due to compressional forces

2. types of folds

i. monocline

ii. anticlines

iii. synclines

Folded Rocks

3. anatomy of a fold

i. limbs

ii. axial plane

iii. plunge

Folded Rocks

2. types of folds

iv. overturned

v. asymmetrical

Folded Rocks

2. types of folds

vi. domes

vii. basins

Anatomy of a fault

iv. strike & dip

Anatomy of a fault

i. head wall (or hanging wall)

ii. foot wall

iii. fault plane

Disconformity Angular Unconformity

Nonconformity

UNCONFORMITIES