Types of gravel include: 1  Bank gravel: naturally deposited gravel intermixed with sand or clay found in and next to rivers and streams. 2  Bench gravel: a bed of gravel located on the side of a valley above the present stream bottom, indicating the former location of the stream bed when it was at a higher level.
1 is the sixth part of 6. 2 is two sixths, and also the third part, of 6. 3 is three sixths, and also half of 6. 4 is four sixths, and also two thirds, of 6. is the sixth part of 6. 2 is two sixths, and also the third part, of 6. 3 is three sixths, and also half of 6. 4 is four sixths, and also two thirds, of 6.
Two of these 1/8th units are 1/4th inch (also commonly called a quarter of an inch). Two of these 1/4th divisions equal Â½ inch (again, 2/4ths being mathematically reduced to Â½). Next, three Â¼ inch units equal Â¾ (commonly termed âthree quarters of an inch). And finally, 4 1/4th units equal 1 inch.