Scratch remove on natural stone floors such as Travertine does done with diamond abrasives. The process is referred to as Diamond honing. It is accomplished by putting resin pads under heavy machines. Water is used as a lubricant and more efficient cutting, so there is no dust created during the process.
Scratches from bar stools can dull the natural beauty of a stone floor. Depending on how deep the scratches are, will determine the best course of action. We recommend replacing as needed the felt pads under the chairs. This is the best remedy to stop future scratches from bar stools. If you have a chair with angled legs, there are swivels that can be screwed on so the felts don’t tear off when slid around.