| 11. | Lakes formed in these basins, including those in the southern part of the High Lava Plains.
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| 12. | This is a circular, bowl-shaped crater with a rim raised above the surface of the surrounding lava plain.
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| 13. | It rises approximately 2500 vertical feet ( 762 m ) above the lava plain in southern National Monument.
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| 14. | As witnesses to the Tertiary volcanism of the area there are lava plains and isolated hills of basalt and phonolite.
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| 15. | In radar images, smooth surfaces such as lava plains generally appear dark, while rough surfaces such as impact debris appear bright.
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| 16. | Other examples are the Carrizozo Malpa�s and Jornada del Muerto Volcano lava plain, in the Tularosa Basin's Jornada del Muerto Desert.
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| 17. | The Brothers Fault Zone is also the locus of the High Lava Plains ( HLP ) volcanism of central and southeastern Oregon.
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| 18. | About 40, 000 refugees died of cholera and dysentery when they tried to settle on the volcanic lava plains around the town.
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| 19. | Volcanism in the High Lava Plains is bimodal, having both basaltic ( mafic ) and rhyolitic ( silicic ) types of lava.
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| 20. | The subsidence of the crust produced the large plateau a large, slightly depressed lava plain sometimes also known as the Columbia Basin.
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