Oceanic crust Oceanic crust Oceanic crust is the uppermost layer of the oceanic portion of a tectonic plate. It is composed of the upper oceanic crust, with pillow lavas and a dike complex, and the lower oceanic crust, composed of troctolite, gabbro and ultramafic cumulates. The crust overlies the solidified and uppermost layer of the mantle. The crust and the solid mantle layer together constitute oceanic lithosphere. Oceanic crust is primarily composed of mafic rocks, or sima, which is rich in iron and magnesium. It is thinner than continental crust, or sial, generally less than 10 kilometers thick; however it is denser,
The Sum of Its Parts 2014. The title directly refers to a quote recorded by Greek philosopher, Aristotle. The album received moderate reviews upon release, with The Irish Times garnering it 3 stars out of 5, claiming ""it’s precisely what you might expect from a Chicane album"". The Sum of Its Parts (The Whole is Greater Than) The Sum of Its Parts is the sixth studio album by British electronic music artist Chicane. It was released on 26 January 2015 by Modena Records and Armada Music. The album debuted at number 44 on the UK Albums Chart, selling 1,987 copies in its first week. On