. A treatise on rocks, rock-weathering and soils;. Petrology; Soils. 292 THE EEGOLITH made by Messrs. Chamberlin and Salisbury: *^Above, the clay graduates into soil which, outside the valleys, is uniformly shallow. Beneath the soil, the clay loses the dark color of the latter, due to the presence of organic matter, but is for a certain distance downward not unlike the superior portion in texture. The deeper lying clay, where limestone is the subjacent rock, is the most characteristic member of the residuary earth series. It is not like that above, structureless, although, like that, it is wit
GLIX-115-RD8WNP
Magyarország
Kollekció
GLIX Prime
Black and whiteNovel Use
Fotós / Szerző
The Book Worm
Leírás
. A treatise on rocks, rock-weathering and soils;. Petrology; Soils. 292 THE EEGOLITH made by Messrs. Chamberlin and Salisbury: *^Above, the clay graduates into soil which, outside the valleys, is uniformly shallow. Beneath the soil, the clay loses the dark color of the latter, due to the presence of organic matter, but is for a certain distance downward not unlike the superior portion in texture. The deeper lying clay, where limestone is the subjacent rock, is the most characteristic member of the residuary earth series. It is not like that above, structureless, although, like that, it is wit