Whether sedimentary rocks store fossil hydrocarbons ... of the fine-grained mudrocks is dependent on the proportion of clay ...

Minerals are naturally occurring ... Shale - A fine-grained clastic sedimentary rock formed from the lithification of clay- and silt-sized particles, i.e., mud. Shales typically display fissility, the ...

The bulk of the soil solid fraction is constituted by soil minerals, which exert significant ... macronutrients and micronutrients. Sedimentary rock covers 75-80% of the Earth's crust, and it ...

rain and chemical reactions broke down rocks on the early continents, sediments and clay minerals were washed into streams ...

If magma erupts on the surface as lava, it will form extrusive rock, e.g. basalt. These rocks are formed when magma solidifies. As the magma cools, mineral ... to be formed. Sedimentary rocks ...