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.
Can you sand marble tile.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
One strategy is to clean the marble with tsp and water then sand it with coarse sandpaper to etch it.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
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.
Annie shows you how to paint a marble surface using chalk paint.
You can polish the flooring either by dry sanding or wet sanding.
First wet sand the marble to wear away any scratches or etch marks then buff it to leave a smooth finish.
Sanding the tiles manually.
Unfortunately its porous surface means that marble can be scratched easily.
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.
If marble has uneven tiles deep cracks or holes or hairline fractures you should have a professional examine the marble.
With a little elbow grease though you can able to buff out many scratches along with etch marks left by acidic substances.
Remember that your goal is to sand away the superficial glaze but let the tile retain the smoothness of its surface.
Marble floor polishing can remove small scratches.
Cleaning first before sanding or grinding any marble surface it is.
Then if you use the proper mastic the tiles should stick.
Sanding marble is a time consuming process.
If you have polished marble apply a very thin coat of sealant.
If you want to tile over a marble fireplace you have to address the problem of tile adhesion.
Use special silicone carbide sandpaper in range of grits to slowly work out those imperfections.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Grout can badly stain marble tile if it is applied before the marble is sealed.
As marble tends to be shiny annie recommends starting with a thin coat of chalk paint.
This will require using a wet sanding process to achieve the desired results.