A cross-section of the lobate lava formations reveals : ・Lava plates with interspersed cavities ... It suggests that vast portions of the oceanic crust may harbor complex life forms, ...

Figure 2: Geologic cross-sections and layer 2A event picks. As expected, the imaging environment is poor at the scarp edge and we cannot image the layer 2A event at the exact locations of the ...

Geophysicists divide oceanic crust (beneath any sedimentary material) into two basic layers, layer 2 and layer 3. Layer 2 is typically subdivided further into layers 2A and 2B.

Evidence: Left, a cross section of a basalt core shows alteration halos surrounding veins or fractures. Right, ... The oceanic crust covers 60 per cent of the Earth's surface.

In geography, taking a slice through a structure to see inside is called a cross section. Back to top. The crust and plates. ... continental crust: which carries land, and oceanic crust, ...

(C) Cross section through basalt core, showing the alteration halos that surround basalt veins or fractures. Credit: Science , DOI: 10.1126/science.1229240 ...

A sample of oceanic crust basalt (left) and a microscopic cross-section (right) denoting changes of concentration in sulfur, an element used by microbes there. Image: Spencer et al./Science ...

The oldest known bit of oceanic crust is sitting at the bottom of the Mediterranean The oldest patch of undisturbed oceanic crust on Earth may lie deep beneath the eastern Mediterranean Sea ...

Seismic cross section through the upper part of the North Atlantic crust at Eriador Ridge – a bulge of thickened crust. Gondor is an isolated ancient seabed volcano.