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.
Ikea logo. INGKA Holding B.V. owns the industrial group Swedwood, which sources the manufacturing of IKEA furniture, the sales companies that run IKEA stores, as well as purchasing and supply functions, and IKEA of Sweden, which is responsible for the design and development of products in the IKEA range.