Structural Geology II

Graphic representations of geologic information.

Geologic Maps: The object of a geologic map is to convey as accurate a sense as possible of the rock identities and structures of the bedrock of a region - i.e. what lies beneath the cover of vegetation, soil, buildings, water, and regolith. Usually, this must be inferred from fragmentary information coming from:

A geologic map involves three levels of information, that we will consider in turn:

Basic map information:

Topographic information:

Bedrock information:

Common relationships revealed by geologic maps:

Practice: With the information you possess, you should be able to interpret this simple map without difficulty.

Can you answer these questions:

Happy studying.