for each germanic surname in this glossary we have provided the english meaning which may or may not be a surname in english this is not a list of equivalent names but rather a sampling of english translations or meanings of german names
Image courtesy of USGS. There are two predominant types of volcanic eruptions: Effusive eruptions â magma rises through the surface and flows out of the volcano as a viscous liquid called lava. Explosive eruptions â magma is torn apart as it rises and reaches the surface in pieces known as pyroclasts.mage courtesy of USGS. There are two predominant types of volcanic eruptions: Effusive eruptions â magma rises through the surface and flows out of the volcano as a viscous liquid called lava. Explosive eruptions â magma is torn apart as it rises and reaches the surface in pieces known as pyroclasts.
The most violent type of volcanic eruption is a Plinian eruption.  This is also one of the largest types of eruptions. This was the  type of eruption of the famed Mount Vesu â¦ vius in 79 AD.0% of the world's active volcanoes are found occur along destructive boundaries. Aci â¦ d-lava and composite volcanoes also cause the most violent eruptions as the lava is viscous and the opening of the volcano is sometimes blocked by hardened lava, causing a huge massive explosion during the eruption.