Sentence examples for * surficial from inspiring English sources

In places, bedrock has been scoured of most surficial debris.

Trenching, the extension of gullies, and their conversion into arroyo systems, implies valley fills of erodible surficial material.

It is, however, more nearly aimed at actual surficial changes that pertain to landforms than were Werner's notions.

The granite discussed above may display surficial cavities that are lined by several clay minerals and limonite (a hydrous iron oxide).

In some cases, only surficial stains have resulted; in others, masses large enough to constitute iron ore deposits have been formed.

Similarly, mobile tectonic patterns involving rock deformation may be brought to bear on any surficial geomorphic system, with resulting relief, elevation, and topographic changes.

In addition to the usual climatic imprints, orogenic tectonism (including volcanism) adds its obvious dimensions of elevation and slope to any surficial environment it encounters.

The rim continues unchanged under a surficial olivine particle.

The surficial thermal manifestation has been waning since 2000.

Prolonged periods of snowmelt promote perched storage in surficial soils and encourage surficial, lateral flow to preferential flow paths.

A pollution assessment based on the surficial sediment dataset by Enrichment Factor (EF) showed the surficial sediment was moderately contaminated.