GRD0041S0
I-153
Andesite
Cenozoic › Quaternary
0.01
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2.6
0
Ritter 154 › Cabinet 16 › Drawer A
Trachyandesite
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Tristan Da Cunha
Tristan da Cunha: 1961 eruption, seaward edge of flow, elev 10. 100 yards from extreme W. of flow
Latitude: -37.2°
Longitude: -12.3°