Petersburg, West Virginia. Petersburg is a city in Grant County, West Virginia, USA. The population was 2,467 at the 2010 census. It is the county seat of Grant County. Contents.
The particles that make up soil are categorized into three groups by size: sand, silt, and clay. Sand particles are the largest and clay particles the smallest. Although a soil could be all sand, all clay, or all silt, that's rare. Instead most soils are a combination of the three.
These parts are organic particles, mineral particles, water and air. Different soils have particular colors, textures and even smells. Several characteristics are used in describing soil.Gardeners should understand the various traits of their soils, so they can make changes in their soils to ensure the best possible plant growth.andy, silt, clay and loam are among the common terms to describe soil textures. Most of the solid structure of soil is made up of mineral particles. Differences in a particular soil's particle sizes and proportions help determine the type of soil texture.