| 1. | Avalonia developed as a volcanic arc on the northern margin of Gondwana.
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| 2. | The volcano is one of several which form the Campanian volcanic arc.
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| 3. | During Early Jurassic Cimmeria began to disintegrate behind the Paleo-Tethyan volcanic arc.
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| 4. | This material may be sediment, volcanic arcs, seamounts or other igneous features.
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| 5. | Geologically, Dominica is part of the rugged Lesser Antilles volcanic arc.
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| 6. | The latter group is in one volcanic arc together with the Philippine volcanoes.
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| 7. | The Macquarie Volcanic Arc formed about 1000 km off the coast.
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| 8. | Nevertheless, the volcanic arc poses a threat to the surrounding region.
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| 9. | The subduction zone of the Intermontane Plate shut down, ending the volcanic arc.
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| 10. | The "'North Cascades "'are a section of the Cascade Volcanic Arc.
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