The main poducts of the gigantic Tambora Volcano (Sumbawa island, Indonesia) eruption were geologically pyroclastic deposits containing 67.5 cubic kilometers in magmatic material volume. The eruption had a counted release energy of 8.4 x 10 (26) erg causing 92,000 people killed. At Tambora area, the deposits are dominated by pyoclastic flow comparing to the pyroclatic airfall deposits with the …
Merapi volcano, located at Central Java - Indonesia, is one of the most active volcano in the world. Since 1006, about 60 cycle of activity were reported. During the 100 years, more than 24 activities recorded in detail. Dome formation and pyroclastic flow have been occurred in turns.