detail of lava formations in a spatter cone at the fleener chimneys in the lava beds national monument, california, usa

lava spatter cone macro detail formation volcano volcanic pattern texture flow flows cracked cracks rock fissure cones fleener chimneys beds national monument california molten eruption magma crust earth planet environment pockmarked chimney historic prehistoric devils homestead park travel tour tourism natural history nature outside outdoors modoc united states usa america american