modify only the backsplash behind the stove range area to a full height backsplash using msi calacatta goa quartz matching the existing countertop exactly extend the slab from the countertop up to the bottom of the hood or ceiling with a seamless appearance and minimal visible seams do not change the backsplash in any other areas including the sink wall those should remain as is with the existing material ensure the veining is well balanced and flows naturally with the countertop maintain all existing cabinetry appliances lighting and surrounding finishes unchanged