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6. PROVENANCE OF THE HP-HT UPPER ALLOCHTHON
113
42 56
68
76
52
48
60
50
42
52 60
70
46
64
80
80
76
70
60
50
66
50
34 72
46
50
80
76
60
50
46
40
80
66
44 46
64
80
74
80
68
34
62
62
38
54
42
82
44
60
20
34
60
68
58
44
60
64
70
62
44
38
40
80
22 20
64
88
60
82
76
62
40
38
60
60
42
52
42 40
70
60
70
52
22
76
30
64
34
34 50
48
60
70
66
60
34
52
52
40
46
68
70
48
50
20
34
60
62
54
50
44
40
36
54
56
72
38 44
50
58
56
38
56
58
50 68 54
56 60
56
52
54
20º
40º
20º
40º
20º
60
70
20º
32
58
76
36
38
66
30
62
26
36
60
44
34
62
52
56
62
50
48
76
68
62
50
76
60
82
40
58
44º
54
40
10º
86
74 20º
40
42
50
18 50º
10º
5º
70
50
48
58
76
32
48
46
60
82
36
36
78
56
54
70
50
30
40
40
48
44
50
56 58
36
52
26
44
30º
35º
35º
25º
48
32
50 36
64
70
60
36
40
60
64
46
62
72
28º
35º
50
66
62
50
50
40
70
30
56
56
56
56
54
56
42
60
68
58
50 68
50
76
70
50
30
46
68
35º
40
30
52
46
54
34
64
15º
15º
40
5º 5º
28
68
46
50
40
40
30
52
44
24
36
42
40
50
26
40
72
88
88
80
86
88
86
68
60
40
86
58
80
40
52 16
60
70
44
42
56
40
10º
30º
ORTIGUEIRA
LEIXA
Miranda
Sismundi
Fornos
Beach
Masanteo
Pedra
CARIÑO
Gargacido
Peak
Cabo
Ortegal
Cantabric
Sea
San Xiao
do Trebo
Railway
Pta.Promontorio
Qtz
Qtz
Marsh,dunes
andbeach
Ultramafic rocks
HP Granulites
Eclogites
Eclogite Gneisses
(Banded Gneisses)
Cariño Gneisses
HP-HT UPPER UNITS:
(Upper Allochthon top member)
Scale
1Km
0,5Km
0
Metagabbros and
related igneous rocks
STRUCTURES:
IP UPPER UNITS:
(Upper Allochthon bottom member)
Moeche
OPHIOLITIC UNITS:
BASAL UNITS:
Espasante
PARAUTOCHTHON:
Anticline fold axis,
D4 structure
Recumbent synform fold
axis,D3 structure
Regional foliation strike
and dip,S2
Lineation trend and
plunge angle, L2
20º
60
Recumbent antiform fold
axis,D3 structure
Syncline fold axis,
D4 structure
(Lower Allochthon)
GCH-06
GCH-02
GCH-17
GCH-21
GCH-24
Fig. 2.
Geological map of the northern part of the Banded Gneiss formation, with the location of the studied samples.
©
2015 John Wiley & Sons Ltd
PROVENANCE OF THE HP
–
HT VARISCAN TERRANE
963