Marble Lippage Reduction and Removal: Professional Marble Refinishing, Resurfacing and Polishing Marble and travertine floors can provide a distinctive, elegant appearance, but even a well-maintained natural stone floor can develop visible differences in elevation between adjoining tiles. When one tile sits higher or lower than the tile next to it, the difference is commonly referred to as lippage. Lippage can become especially noticeable along tile edges, sides, and corn