The phrase "amounts of clay" is correct and usable in written English.
It can be used when referring to varying quantities or measurements of clay in a context such as art, construction, or geology.
Example: "The artist used different amounts of clay to create the various sculptures displayed in the gallery."
Alternatives: "quantities of clay" or "volumes of clay".
Some amounts of clay, sand, and gravel are excavated for local use.
The matrix, which contains appreciable amounts of clay minerals, may constitute up to 50 percent of the volume.
Dissolution of feldspar and minor amounts of clay (chlorite) was also evident during the flow-through experiments.
All these criteria can be used to distinguish a cambic horizon but analysis of thin sections revealed the presence of significant amounts of clay and silt illuvial features.
The poor engineering properties of soils containing high amounts of clay minerals can be altered through chemical stabilization, resulting in a material suitable for geotechnical applications.
Results showed that increasing amounts of clay resulted in decreased hydraulic conductivity, increased residual PCE saturation and a larger pore size distribution.
The land area was covered mostly with rock until the Quancard brothers used explosives to remove it, and large amounts of clay-limestone soil, known to be beneficial for the wine produce, was brought to replace it.
They will also have access to a large amount of clay and a digital scale.
The amount of clay in some shale deposits in China may be small enough that the rock can be fractured simply by increasing the hydraulic pressure.
Increasing the amount of clay allows to delay the onset of thermal degradation of the plasticized polymer matrix.
Results showed that paddy group contained significantly (p < 0.05) higher amount of clay and total Fe than non-paddy group, but significantly lower amount of total Mn.
