Environmental Engineering Reference
In-Depth Information
Figure 2.21.
Granite corestones and outcrops below granitic soils on Granite Island, Victor Harbor,
South Australia.
Figure 2.22.
Features sometimes seen in weathered masses of granitic and other igneous rocks.
2.6.4.3
Time and erosion
The depth of a weathered profile depends upon the amount of time during which the
rocks have been exposed. However, this factor (time) must be considered together with
erosion, because erosion will have been continually lowering the ground surface, during
