| http://www.w3.org/ns/prov#value | - Pyroclastics come in a range of sizes, from fine-grained ash to cinder-sized chunks to large bombs. ??? ??? ??? liquid magma upon reaching surface either through a vent or fissure is called lava ??? ??? ??? gases includes steam as well as more noxious and sometimes deadly gases including carbon dioxide ??? ??? ??? volcanic landforms depends primarily on explosiveness ??? ??? ??? 6 major kinds (lea
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