1 Igneous Rocks: form by crystallizing melted material (magma). 2  They can form either on the surface (extrusive igneous rocks), or deep in the crust (intrusive or plutonic igneous rocks). 3  Volcanoes are places where magma erupts as lava or ash.
Swedish furniture manufacturer Ikea founder Ingvar Kamprad and late wife Margaretha at a local shop in Sweden.
It was founded in 1843 by George Elliott, a bricklayer from Beckley, East Sussex, and Richard Cooling, a blacksmith from Dorset. Geography