| 21. | This volcanic region is surrounded by mountain peaks and is covered by black volcanic rock, or basalt.
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| 22. | But the gorilla's habitat spread over volcanic regions in Uganda, Congo and Rwanda also hides Rwandan rebels.
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| 23. | In February 1992, a scientific team led by Greer went to a volcanic region outside Mexico City.
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| 24. | Delamination may thus account for some volcanic regions that have been attributed to mantle plumes in the past.
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| 25. | Farneseite has only been reported from its type locality of Latium, which is a volcanic region in Viterbo, Italy.
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| 26. | Swarms, which occur in volcanic regions " start with one quake, build to a crescendo and then die off,"
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| 27. | During extensive travels in the 1900s, Hitchcock explored the volcanic regions of island of Maui in 1915 and 1916.
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| 28. | Marie Byrd Land contains the largest volcanic region in Antarctica, covering a length of almost along the Pacific coast.
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| 29. | Meanwhile he began to study the volcanic regions of central France in 1821, and visited the Eifel district in 1823.
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| 30. | Southwest of the Hawran lies the high volcanic region of the Jabal al-Druze range home of the country's Druze population.
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