Asked by Math

What are the differences between aa lava and pahoehoe lava? What are the similarities between these two types of lava?
Answered by bobpursley
http://www.geo.cornell.edu/geology/GalapagosWWW/LavaTypes.html
Answered by john
The older aa in the photo has weathered and the iron in it has oxided The pahoehoe flow has a comparatively smooth or "ropy" surface.


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