silt and clay content
1Clay — For other uses, see Clay (disambiguation). The Gay Head cliffs in Martha s Vineyard consist almost entirely of clay. Clay is a general term including many combinations of one or more clay minerals with traces of metal oxides and organic… …
2clay — 1. A rock or mineral fragment or a detrital particle of any composition smaller than a very fine silt grain, having a diameter less than 1/256 mm (4 microns, or 0.00016 in., or 8 phi units.) This size is approximately the upper limit of size… …
3Quick clay — Quick clay, also known as Leda clay and Champlain Sea clay in Canada, is a unique form of highly sensitive marine clay, with the tendency to change from a relatively stiff condition to a liquid mass when it is disturbed. Undisturbed quick clay… …
4Medicinal clay — German medicinal clay (Luvos Heilerde) consisting of loess, i.e. a mixture of sand, clay, and silt The use of medicinal clay in folk medicine goes back to prehistoric times. The indigenous peoples around the world still use clay widely, which is… …
5Water content — Soil composition by phase: s soil (dry), v void (pores filled with water or air), w water, a air. V is volume, M is mass. Water content or moisture content is the quantity of water contained in a material, such as soil (called soil moisture),… …
6Natchez silt loam — In 1988, the Professional Soil Classifiers Association of Mississippi selected Natchez silt loam soil to represent the soil resources of the State. These soils exist on 171,559 acres (0.56% of state) of landscape in Mississippi. Contents 1… …
7irrigation and drainage — ▪ agriculture Introduction artificial application of water to land and artificial removal of excess water from land, respectively. Some land requires irrigation or drainage before it is possible to use it for any agricultural production; other… …
8Yixing clay — (zh stpw|s=宜兴|t=宜興|p=Yíxīng|w=I Hsing) is a type of clay from the region near the city of Yixing in Jiangsu province, China. Its use dates back to the Song Dynasty (960 1279) when purple clay was first mined around Lake Taihu in China [… …
9Neath and Tennant Canal — The exit from Clun Isaf lock, restored in 2007 Original owner Neath Canal Nav Co, Port Tennant Nav Co Principal engineer …
10Deep River (Western Australia) — Deep River Fernhook Falls on the Deep River Origin Lake Muir Mouth Nornalup Inlet …
