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Geomechanics3 - Geology
Transcript of Geomechanics3 - Geology
Structural Geology & Geological mapping
Structure of the Earth?
What are the primary three ways these might interact and what typically results?
In this lecture.....
What is the structure of the earth?
What processes form geomaterials?
How is the earth's structure depicted?
Basic Geological Structures
What's it all about?
So how do we read these things?
What did we cover last week?
How does it relate to this week?
What is the Lithosphere
(crust + solid part of upper mantle) comprised of?
From Willmott, 2007.
Oldest rock is generally on the bottom.
Sedimentary beds were deposited horizontally.
Sedimentary deposition is assumed continuous.
Cross-cutting rocks are younger.
Included rocks are older.
From USQ, CIV2403
4, 1, 3, 5, 2.
Investigate (5 min)
Take 2 min; order the rocks oldest to youngest...
So that's it; primary points?
What can these cause in the rock?
North Connex Tunnel (Sydney) - Nick Lyons