Explore Producing Clay, Weathered Basalt and more!

Explore related topics

Maybe weathering is the key: So the story recorded here could therefore be: lava erupts, lava cools to basalt, basalt weathers from the top down, producing clay and rust-rich saprolite, new lava erupts, cooks weathered basalt beneath, baking it orange.

Maybe weathering is the key: So the story recorded here could therefore be: lava erupts, lava cools to basalt, basalt weathers from the top down, producing clay and rust-rich saprolite, new lava erupts, cooks weathered basalt beneath, baking it orange.

Kanaga Volcano, Aleutian Islands, as seen from the east. The blocky andesite lava flow in the foreground erupted in 1906. Note the confining 'levees.' Photo credit: Michelle Coombs, USGS

Kanaga Volcano, Aleutian Islands, as seen from the east. The blocky andesite lava flow in the foreground erupted in 1906. Note the confining 'levees.' Photo credit: Michelle Coombs, USGS

Pillow Lava of Precambrian age, arguably the world's best example. Llanddwyn Is. (a tidal island), Anglesey, Wales

Pillow Lava of Precambrian age, arguably the world's best example. Llanddwyn Is. (a tidal island), Anglesey, Wales

Pinterest • The world’s catalogue of ideas
Search