Geomorphology Gallery


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Geomorphology Subcategories:   Sinkholes ] [ Streams ] [ Pillow Lava ]
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Pillow Lava

The pillow structure exhibited by some basic lavas (such as basalt and andesite) consists of an agglomeration of rounded masses that resemble pillows or filled sacks. The pillow structure is generally the result of subaqueous deposition.

Pillow Lava, Greenstone Basalt, Avila Beach, CA
Pillow Lava, Greenstone Basalt, Avila Beach, CA 2

Pillow Lava, Greenstone Basalt, Avila Beach, CA 3
Pillow Lava, Greenstone Basalt, Avila Beach, CA 4

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