10 Questions
What type of fold is a recumbent fold?
Partially overturned
What geological features are created when two anticlines intersect each other?
Domes
What causes plunging folds?
Localized stress
What characterizes chevron folds?
Sharp hinges and straight limbs
What are ptygmatic folds primarily caused by?
Sediment slumping
Which criterion classifies folds based on the tightness of folding?
Axial plane orientation
In what type of fold do the youngest rock layers typically occur on the outer limbs and older rock layers in the center?
Domes
'Disharmonic' folds are characterized by what?
'Sharp changes in wavelength, symmetry, and shape'
What differentiates basins from domes geologically?
Basins have the youngest rock layers in the center.
What distinguishes parasitic folds from other types of folds?
They form within large folds.
Learn about folds in geology, wave-like structures created when rocks bend instead of break during deformation. Explore how folds are depicted on the surface geographically by mountains or valleys, and identified by parallel layers of rock running in opposite directions.
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