The volcanic flow in this image from NASA 2001 Mars Odyssey spacecraft appears to have flowed in one layer. The surface texture is blocks of lava which cooled and still moved on molten lava below, producing the plate-like texture.
The volcanic flow in this image from NASA 2001 Mars Odyssey spacecraft appears to have flowed in one layer. The surface texture is blocks of lava which cooled and still moved on molten lava below, producing the plate-like texture.