Mount Sinabung erupts - In pictures 7 show all Mount Sinabung erupts - In pictures 1/7 A vast column of ash shoots from Mount Sinabung volcano Reuters 2/7 Mount Sinabung spews volcanic ash as it erupts in Kutarakyat, North Sumatra, Indonesia AP 3/7 The volcano last erupted in 2010, killing two people Anto Sembiring/AFP/Getty Images 4/7 Motorists ride on a road covered in volcanic ash from the eruption of Mount Sinabung in Gurukinayan, North Sumatra, Indonesia AP 5/7 Volcanic ashes from Mount Sinabung as seen from Berastagi, Karo, North Sumatra, Indonesia EPA 6/7 An Indonesian man takes picture of Mount Sinabung volcano as it spews thick volcanic ash into the air in Karo, North Sumatra AFP/Getty Images 7/7 Schoolchildren flee the ash cloud AFP 1/7 A vast column of ash shoots from Mount Sinabung volcano Reuters 2/7 Mount Sinabung spews volcanic ash as it erupts in Kutarakyat, North Sumatra, Indonesia AP 3/7 The volcano last erupted in 2010, killing two people Anto Sembiring/AFP/Getty Images 4/7 Motorists ride on a road covered in volcanic ash from the eruption of Mount Sinabung in Gurukinayan, North Sumatra, Indonesia AP 5/7 Volcanic ashes from Mount Sinabung as seen from Berastagi, Karo, North Sumatra, Indonesia EPA 6/7 An Indonesian man takes picture of Mount Sinabung volcano as it spews thick volcanic ash into the air in Karo, North Sumatra AFP/Getty Images 7/7 Schoolchildren flee the ash cloud AFP

Another eruption in 2014 killed 16 people, while seven died in a 2016 eruption. Before and after images from Indonesia's Center for Volcanology and Geological Hazard Mitigation show an enormous chunk missing from the peak, which it called "completely annihilated." Volcanologist Devy Kamil Syahbana said Tuesday that the chunk, known as the "lava dome," had a volume of at least 1.6 million cubic meters (56.5 million cubic feet). The chunk, known as the 'lava dome', had a volume of at least 1.6 million cubic metres

The volcano in North Sumatra, which has been active since 2010, erupted explosively on Monday morning. Hot ash clouds rolled down its slopes, traveling as far as 4.9 kilometers from the crater, and ash reached Lhokseumawe, a city more than 260 kilometers (162 miles) to the northwest. No-one was injured. Video showed screaming children fleeing a school outside the exclusion zone that surrounds the volcano as a billowing column of ash rose in the background.
Mount Sinabung in North Sumatra, Indonesia, erupts. There are no reports of injuries or fatalities.