How Did The Andes Mountain Range Form - They run parallel to the. The present form of the. Web formation of the andes dates back to the cenozoic era (approximately between 60 to 2 million years ago). Web the andes have been a mountain chain for much longer than previously thought, new research from the university of bristol. Web the prevailing view is that the andes became a mountain range between ten to six million years ago when a huge.
Web formation of the andes dates back to the cenozoic era (approximately between 60 to 2 million years ago). The present form of the. Web the andes have been a mountain chain for much longer than previously thought, new research from the university of bristol. They run parallel to the. Web the prevailing view is that the andes became a mountain range between ten to six million years ago when a huge.