Sentence examples for parent material was from inspiring English sources

Due to mass wasting, partially weathered shale parent material was present in the A horizon.

The parent material was ground and sieved to choose the particle size within the range of 100 150 μm.

Geologic influence (i.e., soil parent material) was the most important factor influencing the distribution of elements along the transect, followed by the influence of regional mineralization.

A tensile strength of 72%% was achieved in non-preheated welds whereas tensile strength of parent material was achieved approximately at an optimum value of 89 % by pre-heating at 50 °C.

No effect of soil parent material was observed on soil C stock due to liming-induced increase in the pH of Nidderdale soils and neither management activities nor soil parent materials affected the distribution of soil C into different fractions.

The maximum lap shear strength of 88.7 MPa, which was corresponding to 83% of the parent material, was achieved at the material processed at a bonding pressure of 20 MPa in a bonding time of 1.8 ks at a temperature of 673 K.

Parent material is the initial state of the solid matter making up a soil.

In theory, parent material is either freshly exposed solid matter (for example, volcanic ash immediately after ejection) or deep-lying geologic material that is isolated from atmospheric water and organisms.

The parent material is sandstone and shale.

Soil parent material is Quaternary red clay.

At Eldena the parent material is sandy-loamy glacial till.