Folded Mountains: Part 2

Continued from The Biggest Wrinkles Ever: Folded Mountains We know that there are 4 kinds of mountains: Volcanoes Highlands surrounded by eroded valleys Raised up crustal Rocks (with 2 sub-types, domes and fault-block) Scrunched up crustal Rocks This week we’re learning about this fourth type: Fold Mountains. Not only are Read more…

Wikipedia-Geologic Column Chart

The Geologic Column

If you’ve ever looked at a book about geology at a public school or the library, you probably ran into one of these charts.  Ever since Charles Lyell made Uniformitarianism popular, many people have looked at the order of the sedimentary rocks as “proof” that the earth is millions of years old and Read more…