Sentences with phrase «crustal roots»
By examining the data, researchers discovered how, during the last billion years, a crustal root was formed underneath the mountains and the rift system in the East Antarctic.
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Even more crustal minerals were formed by plate tectonics with the help of lubricating ocean water, atmospheric oxygen from the successful development of photosynthetic microbes, and land - based lichens (of algae and fungi) and mosses which were followed by deep - rooted plants that hastened the erosion and weathering of surface rocks with the help of biochemical action and the creation of soils as well as new clay minerals.