NEWS ARTICLE ARCHIVESNatural Stone Earth Range from SNB Stone![]() Did you know... Hot magma bakes the surrounding underground rocks causing limestone to change into marble Basalt, formed after the cooling down of volcanic lava is the most common stone on Earth. The Earth is not perfectly round, it is slightly fattened on the North and South poles. Earths rocks are believed to be as old as 3.8 or 3.9 billion years old. Whilst standing on the equator, the Earth spins at the speed of 1670 kph; on the North pole the speed is almost zero. For a long time, the surface of the Earth was a mass of erupting volcanoes. The Earth's axis has a tilt of 23.5 degrees. It is this tilt that causes the seasons. |
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