Sentence examples for main depositional units from inspiring English sources

Major aggradation started shortly after ∼70 ka (Qt2), and buildup of the main depositional units ended at ∼10 ka (Qt4).

The Xiagou Formation reaches a maximum thickness of 3000 m and is the primary depositional unit of the Early Cretaceous basin fill.

The deposits are divided into three major depositional units (Units A, B, and C) which are characterized by massive, extremely poorly sorted, and multimodal grain-size distribution with 30 50 wt% of fine ash (silt clay component).

In each fan, the cross-sectional stratigraphy was subdivided into discrete depositional units (debris-flow and stream-flow deposits).

The dispersion of values across the nine sites was much greater for the depositional units than the erosional units, indicating a complex relationship between deposition and terrain attributes in the depositional units.

I. Architecture and genesis of flooding-surface bounded depositional units.

These rocks are usually reddish, generally immature, very poorly sorted, and frequently interbedded with arkose conglomerate; alluvial fans or fluvial aprons are the main depositional environments.

A mesotrophic lake type was the main depositional environment in the majority of the areas.

The critical issue for analysing the stratigraphic record, therefore, is the correct assignment of depositional units to their appropriate temporal hierarchy alongside a given sea-level curve.

Three depositional units composed of various facies were identified based on OSL and radiocarbon data.

Late Tortonian and Messinian deep and shallow-water carbonates divide into eight depositional units.