Editing Minor intrusions - St. Kilda: an illustrated account of the geology
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== Chapter 14 The minor intrusions == | == Chapter 14 The minor intrusions == | ||
− | + | Keywords: basalt–rhyolite range, regional structure | |
A considerable number of inclined sheets and dykes are exposed on St Kilda which cut all the major plutonic intrusions. Differential erosion of these minor intrusions has resulted in some of the more spectacular scenic features of the islands including caves [[:File:P991534.jpg|(Figure 24A)]], arches and numerous gullies and ledges which have become the nesting sites for thousands of sea birds. | A considerable number of inclined sheets and dykes are exposed on St Kilda which cut all the major plutonic intrusions. Differential erosion of these minor intrusions has resulted in some of the more spectacular scenic features of the islands including caves [[:File:P991534.jpg|(Figure 24A)]], arches and numerous gullies and ledges which have become the nesting sites for thousands of sea birds. |