enCounter Countertop MixProfessional grade countertop mix that includes limestone rock and well graded aggregates 8,000 psiAvailable in gray and whiteWorks for pre-cast or cast-in-placePackaged in 50 lb. bagsLiquid color and optional admixtures available Request More Info Fill out the form below to request more information about enCounter Countertop MixSpec & Compare.More From The Stamp StoreHow to Choose a Concrete Countertop Mix DesignWhen completing precast projects, contractors can use a bag mix or a made-from-scratch mix and choose from a number of admixtures and colors.enCounter Countertop MixThe countertop mix is available in 50-lb. bags of gray or white mix and includes limestone rock and well-graded aggregates.Sedona Acid StainSS Rainbow StainenCounter enColorWorld of Concrete Highlights 2006The top products from the Las Vegas show.