'exposed strata' is a correct and usable phrase in written English.
It refers to layers of rock, sediment, or soil, that are visible due to erosion or some other form of land displacement. For example, "The canyon walls revealed several exposed strata of sedimentary rock."
The steeply dipping beds of blocky mudstone give an interesting asymmetry to this miniature canyon, with the smooth erosion surface on the southern side countered by jagged exposed strata to the north.
Ouachita orogeny, a mountain-building event that resulted in the folding and faulting of exposed strata in the Ouachita Geosyncline in the southern portion of the United States in Arkansas, Oklahoma, and the Marathon uplift region of West Texas.
Updated magnetostratigraphy coupled with previously published geochronology indicates that all exposed strata were deposited over a ~ 277 kyr interval within chron C3An.2n from ~ 6.42 6.70 Ma.
As it descended deeper into the exposed strata and farther back in geologic time, it first encountered pebbles and cobbles laid down in deep torrents of water, then sandy sediments deposited by less turbulent currents, and finally fine, silty sediments.
PCA and OSC PLS DA chemometric methods were used to analyze UV visible spectra of irrigated and non-irrigated Coffea arabica L. leaves from low (<40 cm, self-shaded) and higher (>80 cm, light exposed) strata.
Within the exposed stratum respondents with IBS had statistically significantly more perceived intolerance for the food categories dairy products, spicy foods, fatty foods, vegetables, fruit, cereals and alcohol.
The Pont de Montanyana outcrop exposes strata of the lower Eocene Montllobat Formation deposited in alluvial plains and in meandering river systems of the Tremp-Graus piggyback basin (Southern Pyrenees, Spain).
Exposed fossiliferous strata are now classified as belonging to a particular Silurian time interval so long as they correlate with fossils diagnostic of the appropriate stratotype in the United Kingdom or the Czech Republic.
We differentiate between a subaerial erosion of exposed hinterland strata and a submarine abrasion of sediments.
Ordered character states for foraging niche (subterranean – leaf-litter – surface swarm raiding) were assumed in all analyses, because it is most plausible that army ants adapt only gradually to more exposed foraging strata.
To put the matter in archaeological terms, it exposes three strata.
