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 F.U.'s The F.U.'s The F.U.'s formed in late 1981 as a three piece Boston hardcore punk band. In 1986 they changed their name to Straw Dogs, moving towards heavy metal and reformed under their original moniker in 2010. The FUs were a hardcore punk band formed in Boston late in 1981. The band initially consisted of John Sox, bass/lead vocal, Bob Furapples, drums and Steve Grimes, guitar. The original lineup recorded a four-song demo which got a good deal of local college radio airplay. Shortly afterward Wayne Maestri was recruited to take over bass duties and that four piece lineup recorded