A crack is easier to deal with, but either way, you should be able to get reasonably good results by using an acrylic-epoxy adhesive tinted to approximately match the stone. Get a knife-grade adhesive, which means it has a putty-like consistency. That's a lot easier to control than a free-flowing liquid.
Can damaged marble be repaired?
Marble repair for chips and scratches will vary. Depending on the size and depth of the blemish a couple products are very effective, although again in some instances professional marble repair, restoration or re-finishing may be necessary.
How do you fix hairline cracks in marble?
Basic Repairs When dealing with a hairline crack, use a clear epoxy to fill in the gap and sand it smooth afterward with a fine-grit sandpaper. If the repair is too obvious, use a colored wax stick over the top to blend with the marble color tones.
How do you fill cracks in marble floors?
Fill the crack with the grout, pushing it firmly into place with a putty knife until the grout is even with the surface of the marble floor. Scrape across the surface of the crack to level out the patch. Remove any excess grout from the marble surface with a damp sponge within 15 minutes of application.
How do you fix a crack in marble tile?
https://www.youtube.com/watch?v=FctBnRl3DQQ
Why is my marble floor cracking?
Marble is an excellent choice for flooring and very durable. The cracks likely were present prior to installation or caused during installation. Since this is on a floor and the cracked tiles will be repeatedly stepped on they could deteriorate. The tile setter needs to inspect every tile laid down.