"Virginia" . . "Soils Virginia Fairfax County." . . "Suelos Estados Unidos Virginia." . . "Geological Survey (U.S.)," . . "Saprolites Virginia Fairfax County." . . "Verwitterungsprofil." . . "Saprolites." . . "Meteorización (Geomorfología) Estados Unidos Virginia." . . "Weathering." . . "Soils." . . "Weathering Virginia Fairfax County." . . "Fairfax (Va., County)" . . . . . . . . . . . . . . "Publications officielles" . . . . . "Investigations of the Characteristics, Origin, and Residence Time of the Upland Residual Mantle of the Piedmont of Fairfax County, Virginia" . "Investigations of the characteristics, origin, and residence time of the Upland residual mantle of the Piedmont of Fairfax County, Virginia" . . . "Investigations of the characteristics, origin, and residence time of the upland residual mantle of the Piedmont of Fairfax County, Virginia" . . . . . . . . . . . . . . "Investigations of the characteristics, origin and residence time of the Upland residual mantle of the Piedmont of Fairfax County, Virginia : residual soil and saprolite developed from metasediments, metagranite, diabase and serpentinite have been analyzed petrographically, texturally, mineralogically and chemically ; these analyses are used to interpret the chemical mechanisms of alteration of Piedmont crystalline rock to saprolite and the mechanical and chemical alteration of saprolite to soil" . . . . . . . . . . . . .