Geology Reference
In-Depth Information
r
g
Figure 4.9.
Etch surface in granodiorite, Platja d'Aro, Girona, northeastern Spain. The residual surface has
been stripped of regolithic cover by waves to expose the weathering front. r: regolith; g: granite.
Figure 4.10.
Etch surface in granite, Ávila-Villacastín area of central Spain. The low plateau is underlain by a
regolith which has been partly stripped to expose the weathering front as a bouldery granite surface.
Figure 4.11.
The Labrador high plain of eastern Canada, eroded in granite and exposed by the glacial strip-
ping of the regolith.
Spain. Most of the soil has been removed by anthropogenic action and taken elsewhere so as to
improve pasture at a new site.
Much of the Labrador Peninsula, Canada, is a high plain eroded largely in granitic materials
(Fig. 4.11). It has been modified by Late Cainozoic ice sheets and, in particular, has been stripped
