Stone care & repair
Water rings & marks: how to fix them on every surface
A "water ring" can be three different things: moisture that has darkened porous stone (and will dry out), mineral deposits left as water evaporates, or, on marble and travertine, an etch left by the drink in the glass. Working out which you have is most of the fix.
Before you try anything: always speak to a professional before cleaning, treating or applying any product to your stone. Every slab is different, and the wrong product can cause permanent damage. Contact us or a qualified stone restorer first.
Choose your surface
Every surface compared
| Surface | What is different on this surface | Difficulty | |
|---|---|---|---|
| Marble | On polished marble, a pale or dull ring left by a glass is almost always an etch from the drink, not water. A darker ring on honed marble is usually moisture and dries out. | Easy | Read fix |
| Travertine | On travertine tables, glass rings are often a mix of moisture, which dries, and an etch from the drink, which does not. Wait a day before deciding which you have. | Easy | Read fix |
| Limestone | Dark water marks on honed limestone are usually just moisture in the stone and often disappear as it dries over a day or two. | Easy | Read fix |
| Onyx | Rings on polished onyx bars are usually etches from drinks rather than water damage, and need re-polishing by someone experienced with onyx. | Easy | Read fix |
| Dolomite | Dolomite is dense enough that water marks usually dry out quickly. A ring that lasts is more likely a mineral deposit or a slow etch. | Easy | Read fix |
| Granite | Dark granites show hard-water spots; light granites show darker moisture rings. Both are usually temporary or surface-level. | Easy | Read fix |
| Quartzite | Water can darken porous patches of quartzite for a day or two, which is normal. Rings that stay may be in the resin treatment. | Easy | Read fix |
| Quartz | Water marks on dark quartz are almost always dried minerals. Drying the benchtop after wiping stops them forming. | Easy | Read fix |
| Porcelain | Water spots show most on dark polished porcelain. A microfibre dry after cleaning is the simple fix. | Easy | Read fix |
| Terrazzo | Terrazzo can darken temporarily where water sits on the binder, then dry back to its normal colour. | Easy | Read fix |
| Concrete | Dark rings on concrete mean water is getting past the sealer. They dry out, but they are a sign the coating is wearing. | Easy | Read fix |
| Soapstone | Soapstone darkens briefly where water sits and lightens again as it dries. Regular oiling makes this much less noticeable. | Easy | Read fix |
Rules that apply to every surface
- Act fast. The sooner you blot or wipe, the less there is to fix.
- Test first. Try any method on a hidden spot and check once it is dry.
- No acids on calcite. Vinegar, lemon and most descalers etch marble, travertine, limestone and onyx.
- Protect after repair. A clear film stops the same mark happening again.
Frequently asked questions
Porous and acid-sensitive stones such as marble, travertine, limestone, onyx need the most care. Non-porous surfaces like porcelain and quartz are usually the easiest.
Always. Try any chemical or poultice on a hidden spot, such as inside a sink cut-out or under an overhang, and check the finish once dry.
A clear protection film over the surface keeps spills and acids off the stone. Stone Film Sydney installs it across Sydney with a 10-year warranty.
Stop fixing. Start protecting.
Clear anti-etch, anti-stain film for every stone in Sydney. Free, no-obligation quote, on site or over the phone.