Montana Moss Rock 1"-3" is graded to a 1"-3" bed depth, with face values that average 10" long and 8" high. The coverage is 75 square feet per ton. This grade is beautiful in a mosaic wall veneer, along with chimneys, fireplaces, columns and wainscot.

Montana Moss Rock 3"-5" is graded to a 3"-5" bed depth with face values that average 6" to 2 square feet. The coverage is 35-40 square feet per ton. The mass of this grade lends itself to large scale walls, fireplaces or landscape features.