Parts of both the bedrock and these superficial deposits have been worked for a variety of minerals for use in construction, industry and agriculture.
12.
The "'Great Britain Superficial Deposits Supergroup "'is a Neogene to Quaternary head, clay, peat and other materials.
13.
He mapped superficial deposits, in particular the boulder clays of Ayrshire, which led to new time-correlations of glacial events in Scotland and Scandinavia.
14.
The solid geology in the Mina Road Park area and in the valleys of the River Frome and Horfield Brook is overlain by superficial deposits of Quaternary alluvium.
15.
Most of these superficial deposits are unconsolidated sediments such as gravel, sand, silt and clay, and onshore they form relatively thin, often discontinuous patches.
16.
Part of the village lies within the valley of the Camddwr Fach stream, the floodplain of which contains superficial deposits of glacial till ( Devensian diamicton ).
17.
Superficial deposits were originally recorded only onshore and around the coast where they were laid down by various natural processes such as action by ice, water and wind.
18.
The solid geology of the area comprises Silurian mudstone of the Borth Mudstone Formation, which are partially overlain by superficial deposits of glacial till ( Devensian diamicton ).
19.
The southern part of the parish, south of the EN 270, is based in limestone, characterized by superficial deposits that extend from the sub-soils.
20.
Almost entirely covered by more recent superficial deposits, they are exposed at the surface to a very limited extent or else are known from boreholes or quarry workings.
