Soil sciences

Earth sciences dealing with the origin, classification, physical, chemical, and biological properties of soils.
This category is also used for pedology (soils).
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Generalized Surficial Geologic Map of the Denver 1°x2° Quadrangle, Colorado

Thirty-nine types of surficial geologic deposits and residual materials of Quaternary age are described and mapped in the greater Denver area, in part of the Front Range, and in the piedmont and plains east of Denver, Boulder, and Castle Rock. Description