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Tjörnes Fracture Zone Volcano - John Seach
Iceland
66.30 N, 17.10 W
Submarine volcano
depth unknown
Tjörnes Fracture Zone is a submarine volcano located 10 km off the north coast of Iceland. It is a transform fissure zone of the mid atlantic ridge.
Tjörnes fracture zone is an 80 km wide zone of high seismicity marked by two faults. Húsavík fault, is marked by land surface depressions occupied by lakes. Guðfinnugjá is a large normal fault.
Tjörnes Fracture Zone Volcano Eruptions
1867-68.