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Evidence
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GCR Blocks
List of GCR blocks in the UK
Precambrian and Structural Geology
England
Scotland
Wales
Total
2
Alpine Structures of Southern England
10
0
0
10
13
Caledonian Structures of the Lake District
12
0
0
12
14
Caledonian Structures of the Southern Uplands
0
10
0
10
15
Caledonian Structures of Wales
0
0
19
19
25
Dalradian
0
104
0
104
43
Lewisian
0
24
0
24
56
Moine
0
81
0
81
88
Precambrian of England & Wales
17
0
12
29
89
Precambrian Palaeontology
5
0
1
6
99
Torridonian
0
11
0
11
103
Variscan Structures of South Wales and the Mendips
1
0
14
15
102
Variscan Structures of South-West England
31
0
0
31
Igneous and Mineralogy
England
Scotland
Wales
Total
12
CALEDONIAN IGNEOUS
7
46
0
53
11
Carboniferous - Permian Igneous
18
31
1
50
37
Igneous Rocks of South-west England
54
0
0
54
57
Mineralogy of Peak District, Leicestershire, Cheshire & Shropshire
20
0
0
20
53
Mineralogy of Scotland
0
47
0
47
54
Mineralogy of South West England
34
0
0
34
50
Mineralogy of the Lake District
20
0
0
20
51
Mineralogy of the Mendips
9
0
0
9
52
Mineralogy of the Pennines
18
0
0
18
55
Mineralogy of Wales
0
0
44
44
61
Ordovician Igneous Rocks
14
18
26
58
62
Silurian and Devonian Volcanic Rocks
0
16
0
16
94
Tertiary Igneous
2
50
0
52
Palaeozoic Stratigraphy
England
Scotland
Wales
Total
5
Arenig - Llanvirn
6
4
25
35
6
Arenig - Tremadoc
2
0
0
2
16
Cambrian
7
4
15
26
17
Cambrian - Tremadoc
0
2
3
5
18
Caradoc-Ashgill
17
6
14
37
26
Dinantian of Devon & Cornwall
9
0
0
9
27
Dinantian of Northern England & North Wales
58
0
8
66
29
Dinantian of Scotland
0
33
0
33
28
Dinantian of Southern England & South Wales
10
0
19
29
41
Llandeilo
2
2
8
12
42
Llandovery
10
9
16
35
44
Ludlow
25
0
5
30
45
Marine Devonian
55
0
0
55
46
Marine Permian
27
0
0
27
59
Namurian of England & Wales
42
0
7
49
60
Non-Marine Devonian
7
22
8
37
70
Permian - Triassic
38
10
4
52
86
Prídolí
3
0
3
6
100
Tremadoc
3
0
6
9
105
Wenlock
23
5
18
46
106
Westphalian
50
8
14
72
Mesozoic-Tertiary Stratigraphy
England
Scotland
Wales
Total
1
Aalenian - Bajocian
48
2
0
50
4
Aptian-Albian
31
0
0
31
8
Bathonian
41
7
0
48
9
Berriasian, Valanginian, Hauterivian, Barremian
11
0
0
11
21
Callovian
11
4
0
15
20
Cenomanian, Turonian, Senonian, Maastrichtian
35
2
0
37
36
Hettangian, Sinemurian and Pliensbachian
19
8
2
29
40
Kimmeridgian
11
2
0
13
73
Neogene
15
0
0
15
63
Oxfordian
28
3
0
31
72
Palaeogene
31
0
0
31
90
Portlandian - Berriasian
29
0
0
29
91
Rhaetian
11
0
2
13
98
Toarcian
15
1
0
16
104
Wealden
43
0
0
43
Palaeontology
England
Scotland
Wales
Total
3
Arthropoda
7
9
0
16
7
Aves
8
0
0
8
10
Carboniferous - Permian Fish/Amphibia
1
9
0
10
38
Jurassic - Cretaceous Reptilia
28
2
0
30
58
Mesozoic - Tertiary Fish/Amphibia
23
0
0
23
48
Mesozoic Mammalia
8
1
1
10
49
Mesozoic Palaeobotany
20
5
1
26
66
Palaeoentomology
16
2
0
18
67
Palaeozoic Palaeobotany
12
20
11
43
71
Permian - Triassic Reptilia
11
5
1
17
68
Pleistocene Vertebrata
31
2
9
42
93
Silurian - Devonian Chordata
19
31
3
53
95
Tertiary Mammalia
8
0
0
8
96
Tertiary Palaeobotany
26
1
0
27
97
Tertiary Reptilia
5
0
0
5
QuaternaryGeology and Geomorphology
England
Scotland
Wales
Total
74
Quaternary of Cumbria
16
0
0
16
75
Quaternary of East Anglia
76
0
0
76
76
Quaternary of Midlands - Avon
20
0
0
20
77
Quaternary of North-East England
28
0
0
28
79
Quaternary of Scotland
0
141
0
141
82
Quaternary of Somerset
22
0
0
22
80
Quaternary of South Central England
22
0
0
22
81
Quaternary of South-East England
25
0
0
25
83
Quaternary of South-West England
38
0
0
38
78
Quaternary of the Pennines and Adjacent Areas
24
0
0
24
84
Quaternary of the Thames
37
0
0
37
85
Quaternary of Wales
0
0
73
73
Geomorphology
England
Scotland
Wales
Total
19
Caves
36
2
10
48
22
Coastal Geomorphology of England
46
0
0
46
23
Coastal Geomorphology of Scotland
0
42
0
42
24
Coastal Geomorphology of Wales
0
0
13
13
30
Fluvial Geomorphology of England
35
0
1
36
33
Fluvial Geomorphology of Scotland
0
28
0
28
34
Fluvial Geomorphology of Wales
0
0
19
19
39
Karst
36
1
4
41
47
Mass movement
17
7
3
27
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