Table 2 Particle size limits for coarse, medium and fine sand and silt fractions (USDA-NRCS 2014)
Particle size fraction | Sand (0.05–2 mm) | Silt (0.002–0.05 mm) |
|---|---|---|
Coarse | 0.8–0.40 | 0.06–0.02 |
Medium | 0.4–0.20 | 0.02–0.006 |
Fine | 0.2–0.06 | 0.006–0.002 |