Soil separates are specific ranges of particle sizes.
2.
Soil textures are classified by the fractions of each soil separate ( sand, silt, and clay ) present in a soil.
3.
In a Jan . 29, 1999, field note, Croasdale wrote he had been trying to keep clean and contaminated soil separated but the earth-moving equipment used by the excavator made it difficult to ensure cross contamination wasn't occurring.
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