According to the analysis of earthquake data in 2013, the magma chamber is long and wide, and is shaped like underground mass, of which 6--8% is filled with molten rock.
The magma chamber is long and wide. This is according to the analysis of earthquake data in 2013. The magma chamber is shaped like underground mass. This was according to the analysis of earthquake data in 2013.6--8% is filled with molten rock of underground mass.