You find thus in the very sands an anticipation of the vegetable leaf.
Dressing auriferous sands,gravels,&c.; 2.
The landscape around them was bleak, almost as devoid of plant life as the white sands had been.
The oldest, bordering the Lower Carboniferous, is the Tuscaloosa formation of clays and sands arranged as follows: dark clays, thin lignite seams, lignitic clays, sands and chert, and light clays; this formation is 5-15 m.
Overlying the Tuscaloosa are the Eutaw sands, characterized by sandy laminated clays, and yellow, orange, red and blue sands, containing lignite and fossil resin.