Jumbo Flagstone & Landing Slabs - Black Premium

The StoneJumbo black premium flagstone finished smooth on both faces — sized for landings, door stoops and oversized stepping pads where one big stone does the work of a dozen small ones.How To OrderSold by the ton. Pick your thickness, then enter the area you need to cover — the calculator suggests whole tons based on Colonial’s coverage rates for that thickness, and shows the approximate price per square foot alongside the per-ton price.Natural flagstone coverage varies with joint width and how tightly you fit the stone — add 5–10% for trimming and waste.Good To KnowEvery pallet is natural quarried stone — expect color and texture variation from the photos; that variation is the point.Choose Standard or Extra Large. Extra Large pieces carry a 10% premium for the added handling at the quarry.Ships from the vendor’s yard in Ontario. Freight is arranged after checkout based on your delivery address; we’ll contact you to confirm details.Volume discount applies automatically in cart — up to 15% off as your order grows.Photo note: images show this stone in other flagstone formats from the same quarry. Colour and texture are accurate; piece size and format differ from what is shown.Pairs Well WithSturgeon River Black Steps · Sturgeon River Black Slabs