Aquifer as confined underground water layers in geological outline diagram. Labeled educational underwater permeable rock side view explanation with bedrock, clay and groundwater vector illustration.

Sedimentary rock is one of the three main rock groups (along with igneous and metamorphic rocks) and is formed in four main ways: by the deposition of the weathered remains of other rocks (known ...

The badlands also contain hoodoos and a petrified forest. Frank Krahmer/Masterfile/Corbis The formations are comprised of sedimentary rocks like sandstone, shale and mudstone. Frank Krahmer ...

Sedimentary rock is comprised of sediment, as the name suggests. Over time, tiny minerals, sand, rocks, and debris layer on top of one another, with the pressure of the layers of sediment ...

Oil shale is a type of sedimentary rock formation that is used to produce oil and gas. It is generally less economical than conventional crude oil.