Practice Folds

Plunging Folds

For each of these blocks draw in the cross-sections. Each could be an Anticline or a Syncline. The difference would be the relative age of the beds, so you could make a legend for each depending if you draw an Anticline or Syncline.

This exercise has no right or wrong answers. It depends on the relative age of the beds. This exercise acquaints you with the perspective of a block diagram and Plunging folds.

More Plunging Folds

Now try your hand with these plunging folds. You are given a legend so you will be able to determine exactly what the fold is. Complete the two cross-sections for each of these.

Answers to these block diagrams

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