Diagram letusan stromboli: 1: gumpalan abu, 2: lapili , 3: jatuhan abu vulkanik , 4: pancuran lava , 5: bom vulkanik , 6: aliran lava, 7: lapisan lava dan abu, 8: stratum , 9 : korok , 10: saluran magma , 11: dapur magma , 12: sill