Unfortunately its porous surface means that marble can be scratched easily.
Can you sand marble tile.
For marble floors start with a dust mop.
Use the foam brush to smooth out any puddles or tiny bubbles that appear on the surface as they can dry into permanent features.
If you have polished marble apply a very thin coat of sealant.
If you re not sure if you have lead paint test kits are available.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Sanding marble is a time consuming process.
Grout can badly stain marble tile if it is applied before the marble is sealed.
Sanding the tiles manually.
Cleaning first before sanding or grinding any marble surface it is.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
With a little elbow grease though you can able to buff out many scratches along with etch marks left by acidic substances.
You want to avoid anything abrasive on the surface and dirt and sand being dragged around by a vacuum could do more damage than you intend.
Use special silicone carbide sandpaper in range of grits to slowly work out those imperfections.
If you want to tile over a marble fireplace you have to address the problem of tile adhesion.
As marble tends to be shiny annie recommends starting with a thin coat of chalk paint.
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.
This will require using a wet sanding process to achieve the desired results.
One strategy is to clean the marble with tsp and water then sand it with coarse sandpaper to etch it.
Then if you use the proper mastic the tiles should stick.
Remember that your goal is to sand away the superficial glaze but let the tile retain the smoothness of its surface.
If you decide to sand your ceramic tiles manually keep in mind that the rougher the surface of the tile the lower the grit of your sandpaper should be.
First wet sand the marble to wear away any scratches or etch marks then buff it to leave a smooth finish.
You can polish the flooring either by dry sanding or wet sanding.