Before revision: A sieve analysis can be performed on any type of non-organic or organic granular materials including sands , crushed rock, clays , granite, feldspars , coal, soil, a wide range of manufactured powders , grain and seeds, down to a minimum size depending on the exact method.
After revision: A sieve analysis can be performed on any type of non-organic or organic granular materials including sand , crushed rock, clay , granite, feldspar , coal, soil, a wide range of manufactured powder , grain and seeds, down to a minimum size depending on the exact method.