Dirt and scratches can affect marble.
Marble substrate sanding.
This will require using a wet sanding process to achieve the desired results.
Although it is a naturally occurring stone marble is a soft substance with a surface that is easily worn down with regular usage.
Dirt and dust will compress into the marble further scarring or discoloring the surface.
Sanding marble is a time consuming process.
Add two drops of gentle dish soap into the warm water.
While this method will work fine for statues tile and marble countertops sanding large areas of marble like marble floors requires a completely different process and technique.
Before sanding or grinding any marble surface it is important to clean the area thoroughly.
Use special silicone carbide sandpaper in range of grits to slowly work out those imperfections.
Step 1 fill a large container or bowl with warm water.
You can polish the flooring either by dry sanding or wet sanding.
Marble floor polishing can remove small scratches.