The largest lava delta systems known are associated with formation of volcanic type passive margins.
2.
In lava deltas, hyaloclastites form the main constituent of foresets formed ahead of the expanding delta.
3.
In the southwest the cliffs are approximately 100m in height and most settlements are located along the lava deltas, such as the Faj?das Velas, Faj?da Queimada, Faj?Grande and Faj?da Calheta.
4.
Pico is a stratovolcano, with a pit crater on its summit . " Pico Alto " is the round Hawaiian / Strombolian cinder cones and associated lava flows, which overflowed many of the cliffs, cut in older units and originated lava deltas ( ).
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