WORKING WITH FLAGSTONE by Carl Hagstrom Few materials offer the beauty, durability, and tire resistance of a stone floor. A good run of stone can be almost as smooth as tile. In northeast Pennsylvania we are blessed with an abundance of a flagstone we call bluestone because of its bluish-grey color. The quarrymen blast down to a flat table of stone, where individual stones are cut and removed, using a mobile wet diamond saw and wedges. The standard sizes range from 1x1 to 2x3 feet, in 6-inch increments. The stones are cut a half inch short of their nominal dimensions, to allow for mortar joints. Thickness ranges from ¾ inch for smaller stones to 3 inches for the largest. Stones can be