@AndrewParsonson @PangeaAerospace @dark Hello, sorry for this impolite faults. I'm deleting the tweet and transmittin… The core is surrounded with the mantle, the thickest layer from the World at about 2,800 km. The mantle is composed chiefly of stable rocks like peridotite and is particularly gradually deformed under the heating https://ralphp900toh4.blog-mall.com/profile