
Shale
Geological Formation
Understand shale as a result of geological process, not just a physical object.
The valley was rich with geological formations, including layers of shale.
Soft and Layered
Remember shale is distinctive for being soft and having thin layers.
You can easily break the shale apart due to its thin layers.
Erosion Susceptibility
Shale is prone to erosion, which is important in understanding its impact on landscapes.
The shale cliffs are eroding faster than the harder rock formations.
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