Sentences with phrase «unconformities in»
He became obsessed with unconformities in the rocks, where strata are distorted, rumpled or jumbled in composition, some layers of rock thrusting near vertically into those above or below.
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There is a large unconformity in the ice, once the last of the Late Holocene ice has melted, Eemian moss will immediately begin to be exposed.
Not exact matches
The occurrence of sedimentary basement rocks at shallow levels beneath the gold workings also presents a target for high - grade mineralization proximal to the basement unconformity, similar in style to the Hishikari deposit in Kyushu.»
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An unconformity is a gap in the sedimentary rock record.
[27] The gap in the sedimentary record, called an Angular unconformity, represents about 70 million years of non-deposition and / or erosion.
Coupled with results from other sections, our data reveal the presence of an unconformity followed by an eustatic sea - level rise (TST) in the latest Palaeocene.
The interpretation is that regional tectonics may have contributed to the late Spathian unconformity between the Hardegsen and Solling formations in the Germanic Basin40, 41.
Southington's west ridge is home to an extremely rare geological formation, one of several in the world known as the Great Unconformity.