Sedimentary Rocks

Chiara Canale, Danny Moore, Daniella Torres

Rock Definition

a solid mixture of minerals and other materials

Chemical

forms when minerals that are dissolved in a solution crystallize

(rock salt, some limestone, iron ore)

Clastic

forms when rock fragments are squeezed together

(breccia, conglomerate, silt stone)

Organic

forms where remains of plants and animals are deposited in thick layers

(coal, some limestone, oil shale)

Definition

a rock that forms when particles of plants and animals are cemented and pressed together