As an alternative use a commercial stone cleaner.
Cleaning black marble floors.
You can buy ph neutral cleaners such as this one from zep.
Use a ph neutral soap diluted in hot water to mop the floors.
For bathtub tile and countertop backsplashes spray the surface with solution then wipe with a clean dry cloth.
These are mild and safe to use since they have a minimal risk of irritation should it spill on your skin 6.
Dip a soft cloth nonabrasive sponge or soft bristled scrub brush into the soapy water and scrub the floor.
Use a soapless cleaner with a neutral ph ph7 if possible which will.
Then dry the marble with a soft rag rather than allowing it to air dry 2.
Michelle driscoll a cleaning expert recommends.
Follow the directions provided by the product you chose and add the necessary amount to your hot water.
Regularly clean your marble floors with a marble floor cleaner.
It s biodegradable and needs no rinsing.
Stick with alkali cleaning solutions such as ammonia and hydrogen peroxide or neutral water to prevent the marble from reacting or etching.
Black diamond stoneworks marble tile concentrated cleaner a top pick with marble floor owners black diamond marble tile cleaner is an all purpose choice praised for its effectiveness ease of use mix with water and use a mop and no streak finish.
Fill a bucket with plain tap water.
Remember to keep the color and exact makeup of your marble floor in mind when choosing cleaning solutions.
This video demonstrates on how to clean scratched old black marble using hand pads.
To clean black marble floors dip a mop into your choice of cleaning solution wring out the excess water then clean the floor as you normally would.
Castile soap is a fine hard mottled or white soap that contains sodium hydroxide and olive oil.
After mixing the 2 main ingredients store the mixture in your spray bottle.
Marble floors are porous and therefore require a mild detergent.
Be diligent about regularly cleaning your marble floors.
Follow with a dry cloth to dry the floors and avoid streaking or water spots.
Strong alkalis such as hydrogen peroxide and ammonia can bleach dark marble.
Using apply the formula on your marble floor and immediately follow with your microfiber cloth damp to get rid of the soap residue.
Use runners and mats at the entrance and exits of your rooms with marble floors.
Hand pads are minor tools but quite useful for small work piece or corner.