one of the pāhoehoe breakouts near Pu‘u Kahauale‘a. The dark flake...
Detailed Description
A closer view of the one of the pāhoehoe breakouts near Pu‘u Kahauale‘a. The dark flakes on the surface are bits of crust from the underlying flow that get stuck to the front of the newer flow, and end up on the top surface as the nose of the new flow inflates.