Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

ISLA: Look at the shape of this rock, Connor! CONNOR: Good find! That’s a ripple mark left by water that used to sit on top of this before it was rock. This used to be sand and other sediment - that's ...

1. Igneous rocks: They are formed, when the molten magma cools and becomes solid. There are two types of igneous rocks: intrusive rocks and extrusive rocks. An extrusive igneous rock is formed from ...

Kris Wang is a fourth-year undergraduate student at Scripps Institution of Oceanography at UC San Diego, where he is studying geosciences with a focus on volcanology and igneous petrology.

All the rocks in the world are mainly classified into three types: Sedimentary, Igneous and Metamorphic. Igneous and sedimentary rocks are largely prevalent in the world. Here are few interesting ...