Gunnar Hámundarson and in close combat his weapon of choice was the "atgeir", which scholars consider to have been a halberd or glaive of some sort. He was said to have taken this famed weapon in battle from a man named Hallgrímur, while on a Viking raid to the island of Eysýsla (Saaremaa in present-day Estonia - see detailed account on that page). Gunnar was also a skilful stone-thrower, able to hit enemies between the eyes from meters away, and an excellent swimmer. There was supposedly no game at which he had an equal. His behaviour was always polite, but firm —
Types of volcanic eruptions Types of volcanic eruptions Several types of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by volcanologists. These are often named after famous volcanoes where that type of behavior has been observed. Some volcanoes may exhibit only one characteristic type of eruption during a period of activity, while others may display an entire sequence of types all in one eruptive series. There are three different types of eruptions. The most well-observed are magmatic eruptions, which involve the decompression of gas within magma that