Glandamackan valley between Skiddaw and Blencathra illustrates some features of the geology of the area. This walk is taken from 'Lakeland Geology' by Francis, Holmes and Yardley.
![Stacks Image 6](files/stacks-image-50892c5.jpg)
Sinen Gill
Andalusite slate, NY 299269
![Stacks Image 9](files/stacks-image-f8c5d27.jpg)
Andalusite slate
![Stacks Image 12](files/stacks-image-870ee8b.jpg)
Andalusite slate specimen
Slate recrystallised to form hornfels and cordierite, NY 298276. Much of the cordierite has worn away, leaving the pits in the rock surface.
There is also specimens of quartz and granite from the same site.
![Stacks Image 54](files/stacks-image-0420538.jpg)
Hornfels and cordierite
![Stacks Image 51](files/stacks-image-b54731e.jpg)
Hornfels and cordierite
![Stacks Image 74](files/stacks-image-d023fb3.jpg)
Hornfels and cordierite specimen
![Stacks Image 71](files/stacks-image-c6e90fb.jpg)
Quartz specimen
Granite from NY 300281, crumbly due to the effects of acid rain.
![Stacks Image 42](files/stacks-image-c2a9e71.jpg)
Granite specimen
![Stacks Image 34](files/stacks-image-fa67fd2.jpg)
Granite specimen
Junction between granite (below) and hornfels (above), NY 301281
![Stacks Image 81](files/stacks-image-532550b.jpg)
Hornfels above, skiddaw granite below
![Stacks Image 94](files/stacks-image-80f8cd3.jpg)
Hornfels specimen
![Stacks Image 91](files/stacks-image-5750996.jpg)
Skidded slate specimen
![Stacks Image 88](files/stacks-image-ad31fcc.jpg)
Quartz specimen
![Stacks Image 97](files/stacks-image-8033ef1.jpg)
Folded Skidded slate, with lichen in the folds.
Further examples of folded Skiddaw slate, NY 303282.
![Stacks Image 101](files/stacks-image-67839e1.jpg)
![Stacks Image 108](files/stacks-image-8bcf701.jpg)
![Stacks Image 106](files/stacks-image-79b1097.jpg)
Skiddaw slate, NY taken on the Cumbria Way NY 293263.
![Stacks Image 112](files/stacks-image-fbe2cc1.jpg)