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Unformatted text preview: 3. Alpine Period: 30 million years ago. Examples include the Alps and the Andes. Mountains created during this period are the highest because the have not yet been reduced by denudation. Folding takes place in three main stages: 1. Initial bending of rocks as plates come together 2. Simple Anticlines and Synclines are created. 3. Formation of fold mountains-asymmetrical folds. 4. Breaking of the folding results in faults/depressions. Peneplaination is the reduction of fold mountains to a level plain called a peneplain ....
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- Fall '09