Pillow Lava Diagram. Five pillows captured in the image are fringed by dark colored chilled parts on each pil low. Stratigraphic sequence at pillow bay motukawanui island after moore ramsay 1979.
Spreading centrecentres include metal rich sediments and pillow lavas which are concentrations of igneous rock that resemble large overstuffed pillows about 1 metre about 3 feet in cross section and one to several metres long. Holevesicle is elongate parallel to direction of flow. This was basalt erupted on the ocean floor at a small constructive plate margin.
Other articles where pillow lava is discussed.
The crustal sequence is distinguished by pillow lavas sheeted dike complex and lava flows. The surfaces are glassy because of very rapid cooling in contact with water. You will see patches of blood red jasper greyish quartz lime green epidote and milky calcite minerals. Pillow lava near fasoula.