Gravel Size Gradation Chart which stone to choose
3/8" . X X X X X.. 3/16" .. X X X X; 3/32" X X X; 1/16" 0 .... X (X) = Stone consists largely of this size (..) = Stone can consist of up to 15% of this size (.) = Stone can consist of up to 10% of this size * Each Stone gradation can contain up to 10% upper and lower grades and some fine material (sand). In the upper range of our stone sizing – 4" down to 2" .