The best way to clean marble gravestones is to use a lint free cloth and plain water.
You can also use some dawn dish soap mixed with water and the lint free cloth to clean the marble gravestone.
Vinegar is a good cleaning solution but vinegar is not good for tombstones or headstones as the acidic nature of the vinegar can eat away at the tombstones surface.
A good cleaning solution to use to clean headstones including bronze headstones is Wet and Forget Cleaner which is safe for all tombstones and headstones include bronze headstones.
You can also use some Dawn Dish soap mixed with some water to clean the bronze headstone.
Wet and Forget cleaner is safe for cleaning tombstones.
The Wet & Forget cleaner is a quaternary ammonium compound, which makes it safe for all types of headstones.
Simply spray the surface with Wet & Forget Ready-To-Use, making sure all headstone surfaces are fully saturated with product.
You are done! Wet & Forget Outdoor cleans the headstones and monuments over time with the wind and the rain. No scrubbing required!
Non-ionic detergents are generally recommended for cleaning granite headstones.
Mix just one-ounce of non-ionic detergent to 5 gallons of water.
Apply: Use a brush to gently apply the cleaning solution.
Always test the solution to ensure the best results after the area has dried.
Dawn Dish Soap can also be used to clean tombstones or headstones safely.
One of the most basic cleansers to use on gravestones is regular dish soap and water.
Before cleaning the stone, grab a dish scraper and remove as much excess gunk as possible.
Don't forget to remove any grime stuck inside the engraved lettering.
Mix a large bucket of warm water and dish soap.