shale
Shale is a sedimentary rock, not a metamorphic rock.
Aluminum silicates with calcium, sodium, magnesium and many cations loosely bonded to the crystalline structure. some contain carbon from deceased life forms. It is the product of volcanic activity and tectonic plate activity with weathering and hydrolysis. Clays are ancient.
Shale
No. Shale is a type of sedimentary rock. However, it can help form an aquifer by acting as an impermeable layer.
shale
Shale is a sedimentary rock, not a metamorphic rock.
Shale
shale
Aluminum silicates with calcium, sodium, magnesium and many cations loosely bonded to the crystalline structure. some contain carbon from deceased life forms. It is the product of volcanic activity and tectonic plate activity with weathering and hydrolysis. Clays are ancient.
Shale is a type of rock. A piece of shale is normally flat and thin like a small chalkboard.
the type of rock made mostly from clay is the shale rock
Sedimentary rock such as shale or limestone
Shale
== Shale is a sedimentary rock, comprised of lithified mud and clay minerals.
Shale
Shale & Limestone !