Igneous rock the partial melting of rocks within the mantle and crust. Extrusive igneous rocks cool and solidify quicker than intrusive igneous rocks. They are formed by the cooling of molten magma on the earth's surface. The magma, which is brought to the surface through fissures or volcanic eruptions, solidifies at a faster rate. Hence such rocks are smooth, crystalline and fine-grained. Basalt is a common extrusive igneous rock and forms lava flows, lava sheets and lava plateaus. Some kinds of basalt solidify to form long polygonal columns. The Giant's Causeway in Antrim, Northern Ireland is an example. The molten rock, with
The Floor Is Made of Lava and D-A-D. The Floor Is Made of Lava The Floor Is Made Of Lava is a Danish rock band, formed in 2006. The band consists of Tobias Kippenberger (vocals), Simon Visti (bass), Lars Rock (guitar) and Ace (drums). In 2007 they had their debut, with the album "All Juice No Fruit", which was produced by Troels Abrahamsen of Veto. In 2010 they released their second album "Howl at the Moon", which was produced by Sebastion Wolff of Kellermensch. The band have primarily played concerts in Denmark. They've performed at Roskilde Festival, and have warmed up for bands such as Oasis,