Basalt is usually formed when lava solidifies ... allowing time for larger crystals to be formed. Sedimentary rocks close sedimentary rockSedimentary rocks are those which have been formed due ...

As well as the basalt that is erupted into the valley and injected into the rocks below to create new ocean floor, sedimentary rocks will also be deposited within the rift valley. At first the rift ...

Basalt rock comprises most of County Antrim ... These sediments become compacted to form a new type of rock called sedimentary rock. Think of it as recycled rock that has been pushed together ...

What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.

See projects featuring alabaster › Basalt Basalt is a dark-coloured ... found in abundance as irregular-shaped nodules in ...