Geological map of British Phanerozoic sedimentary rock outcrop at the Epoch level (British Geological Survey DiGMapgb-50 1:50,000). Hashed areas represent extent of igneous and metamorphic rocks ...

Usually when a geologist walks up to a sedimentary rock outcrop and starts scanning the layers of sand, mud and silt now turned to rock, they're looking through millions of years of deep time to ...

A section of sedimentary rocks along the middle section of the Yukon River could get its own name after a research team spent three weeks this summer digging into the fine-grained details of ...

Friday Field Photo #132: Microfaulted sedimentary rock This week’s Friday Field Photo is from Permian strata of the Karoo Basin in South Africa. This outcrop displays some spectacular micro ...

In other words, we *need *some deformation to produce the outcrops (but I'd also point out that structural geologists *love *sedimentary rocks because it allows them to very precisely map structures).

Arizona State University. "Outcrop of long-sought rare rock on Mars found." ScienceDaily. ScienceDaily, 4 June 2010. <www.sciencedaily.com / releases / 2010 / 06 / 100603140959.htm>.

Mars via NASA A careful study of images taken by the NASA rover Curiosity has revealed intriguing similarities between ancient sedimentary rocks on Mars and structures shaped by microbes on Earth ...

A rock bed at the Gillespie Lake outcrop on Mars displays potential signs of ancient microbial sedimentary structures, according to a study by geobiologist Nora Noffke in the journal Astrobiology.

It has recently been argued that barren intervals of marine sedimentary rock are less common in the Cenozoic than in the Paleozoic, and that this arises as a direct consequence of wide-spread epeiric ...