The Navy Civil Engineer Corps is responsible for large-scale construction and public works projects, and engineer candidates are required to display leadership and supervisory skills. The Corps is ...
With all cutting operations involving concrete, bricks or stone, there is a real danger of injury from flying scalpings. ALWAYS wear protective goggles/glasses, and when cutting with a power saw wear a dust mask and use water suppression. Power saws are lethal in the wrong hands.
Cutting a kerf in the stone will give you greater control. A kerf is a shallow saw cut, usually less than an inch deep. You can create a kerf almost anywhere you need it. Place a chisel or large screwdriver in the kerf and give it a solid blow with the hammer. The rock will split in two under the kerf.