... nearly impossible to scratch, and with proper cleaning, will not stain under normal use ( ... a high quality stone sealer. Stone, unlike ceramic tile, is slightly porous. Kitchen counters, floors, ... several types of stone sealer. When cleaning stone, there are a couple of ... quality China stonePlace of OriginChinaStone FormBlock,slab,tile,coutertop,vanity top,tombstone,paving stoneFinishingPolished, Honed ...