Restoring and refinishing of marble, granite and stone is an art. Stone restoration involves "Honing" which eliminates the scratches and etching that dulls the stone surface. Small diamond pads which are used for abrasive purposes. They start from # 46 up to 8500 grits, The diamond eliminates the scratches.
A polishing compound and a buffing pad are used to apply friction to bring the natural refraction of marble, granite, and stone.
There is no dust in the restoration, grinding or polishing process.
The nature of marble, granite and stone's glossy finish has nothing to do with coating or waxes.
Stone shines for many years if properly maintained
Always use a Ph7 detergent or ask your tile store for the product of their choice.
Source:findstone.com