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Is The Pink Stuff Safe on Marble & Natural Stone?

If you’ve searched this question, you’ve probably already found the problem: the internet can’t agree on the answer. One cleaning blog says The Pink Stuff will scratch your marble. Another quotes the brand saying it’s fine with a soft sponge. A TikTok shows someone “rescuing” a stained worktop with it — right next to a comment warning it ruined theirs.

So here’s a straight answer from a UK stone and tile supplier, based on the chemistry and on what the manufacturer itself actually recommends.

The short answer

The Pink Stuff’s own manufacturer advises against using its Multi-Purpose Cleaning Paste on marble and granite, and recommends using a cleaner made specifically for those surfaces. That’s not our opinion — it’s stated on their own FAQ page.

The reason is simple. It’s an abrasive alkaline paste. On robust, sealed, everyday surfaces that’s exactly what makes it effective. But marble, limestone and travertine are soft, acid- and alkali-sensitive stones, and abrasion plus alkalinity is the combination most likely to dull polish, etch the surface and leave permanent marks over repeated use.

If you want the cleaning power of a paste without the risk, the answer is a near-neutral, non-abrasive paste — the kind formulated for sensitive stone in the first place, such as Faber Magic 123 at pH 6.5.

Why marble and natural stone are different

Marble, limestone and travertine are all calcium carbonate stones. That single fact explains almost every cleaning rule you’ll ever read about them.

Calcium carbonate reacts with acids — which is why lemon juice, vinegar and many descalers leave dull “etch marks” on marble. Over time it’s also vulnerable to strongly alkaline products, and because polished marble is relatively soft, it scratches far more easily than the granite or porcelain most people assume behaves the same way.

Two things damage this kind of stone during cleaning:

  • The wrong pH — strongly acidic or strongly alkaline products attack the surface chemically, etching and dulling the polish.
  • Abrasive particles — mineral grit in a paste physically scratches the finish. On a polished surface, those micro-scratches read as a permanent loss of shine.

An abrasive alkaline paste hits both risks at once. That’s why a product that’s brilliant on an oven door or a stainless sink is the wrong tool for a marble worktop.

What The Pink Stuff actually is

The Pink Stuff Cleaning Paste works through a combination of mild abrasion and an alkaline cleaning action. That’s a genuinely effective formula on the surfaces it’s designed for — enamel, stainless steel, glazed ceramics, uPVC, pans and outdoor items.

The manufacturer doesn’t classify it as hazardous, and for everyday cleaning it’s a good general-purpose product. The issue isn’t safety to you — it’s suitability for the surface. Abrasive particles and an alkaline pH are precisely the two things a soft, polished, acid-sensitive stone can’t tolerate long-term, which is why the manufacturer’s own guidance steers people away from marble and granite and towards a stone-specific cleaner.

Surface by surface: where an abrasive alkaline paste is risky

Surface

Risk from an abrasive alkaline paste

Marble, limestone, travertine

High — etching and dulling from alkalinity, scratching from abrasion. Avoid.

Polished granite & quartz

Moderate — abrasive particles can micro-scratch a polished finish over repeated use.

Brass, copper, polished metals

Moderate — alkalinity and abrasion strip patina and dull polished finishes.

Glazed ceramic & porcelain

Low–moderate — repeated abrasive cleaning can degrade the glaze over time.

Glass

Low — but alkaline residue can smear and, long-term, bloom.

Enamel, stainless steel, uPVC, pans

Low — these are the surfaces it’s genuinely made for.

The pattern is clear: the more polished, soft or sensitive the finish, the less an abrasive alkaline paste belongs on it.

“But I’ve already used it on my marble — is it ruined?”

Not necessarily. A single careful use with a soft sponge is very different from months of scrubbing. If you notice dull patches or a loss of shine where you’ve been cleaning, that’s etching or fine scratching, and light cases can often be re-polished by a stone restoration professional.

The more useful takeaway is to switch your regular cleaning routine to something safe before the damage accumulates — because etching is gradual, and by the time it’s obvious it usually needs professional attention.

The safe alternative: a near-neutral paste built for stone

The reason people reach for a paste in the first place is sound. On rough, textured or structured surfaces — grout lines, craquelé glazes, riven slate, structured porcelain — liquid cleaners run straight off before they can dwell and work. A paste stays in contact with the full surface profile and lifts ingrained soiling a spray simply can’t.

The fix isn’t to give up the paste format. It’s to use a paste that keeps that dwell-and-lift advantage without the abrasive, alkaline chemistry.

Faber Magic 123 is a heavy-duty multi-surface cleaning paste made by Faber Chimica in Italy, formulated at a near-neutral pH of 6.5. It cleans through surfactant action in a paste carrier rather than through aggressive abrasion, which is what makes it safe on the surfaces an abrasive alkaline paste puts at risk:

  • Marble, limestone and travertine — near-neutral pH sits outside the etching risk zone for acid-sensitive stone.
  • Polished granite, quartz and glazed finishes — cleans without abrasive scratching.
  • Brass, copper and decorative metals — lifts light oxidation without stripping polished finishes.
  • Glass, rubber, PVC and more — one paste across mixed materials, indoors or out.

It handles the same stubborn, ingrained jobs people buy an abrasive paste for — stone worktops, textured tile, grout lines, taps and fixtures, even car rims and garden furniture — on surfaces where you can’t afford to gamble with the finish.

For routine daily cleaning of stone rather than heavy spot jobs, pair it with a pH-neutral maintenance cleaner such as Faber Neugel. For large-area heavy alkaline cleaning on robust floors where etching isn’t a concern, Faber 30 is the workhorse. Magic 123 is the targeted, surface-safe paste that sits between them.

Faber Magic 123 500g multi-surface cleaning paste — near-neutral pH 6.5 professional cleaner for stone tile marble metal and glass
Faber Magic 123 — heavy-duty cleaning paste, pH 6.5, 500g jar. Safe on marble, stone, porcelain, metals and glass. Made in Italy by Faber Chimica.

How to clean stubborn marks off marble safely

  1. Test first on an inconspicuous area, especially on polished or delicate finishes.
  2. Take a small amount of a near-neutral paste on a damp white pad, microfibre cloth or sponge.
  3. Work it in gentle circular motions until it foams — let the chemistry do the work, not pressure.
  4. Rinse thoroughly with clean water until no residue remains.
  5. Repeat on heavy soiling rather than scrubbing harder in one pass.

A little goes a long way, and gentle-but-repeated always beats aggressive-but-once on soft stone.

Frequently asked questions

Is The Pink Stuff safe on marble? The manufacturer advises against using its Multi-Purpose Cleaning Paste on marble and recommends a cleaner made specifically for the surface. Marble is a soft, acid- and abrasion-sensitive stone, and an abrasive alkaline paste can dull and etch it over repeated use. A near-neutral, non-abrasive paste such as Faber Magic 123 (pH 6.5) is the safer choice.

Is The Pink Stuff safe on granite? The manufacturer also advises against granite. Sealed granite is more robust than marble, but abrasive particles can micro-scratch a polished finish over time. For regular use, a stone-safe cleaner is the better long-term option.

Can you use The Pink Stuff on quartz worktops? Abrasive pastes aren’t ideal on quartz — repeated abrasion can dull the polished surface, and many quartz manufacturers advise against abrasive cleaners. A near-neutral paste cleans stubborn marks without that risk.

What can I use instead of The Pink Stuff on marble? A near-neutral, non-abrasive cleaning paste formulated for stone. Faber Magic 123 (pH 6.5) delivers the same paste-format cleaning power on marble, granite, polished metal and glazed surfaces without the etching or scratching risk.

Why use a paste instead of a spray on stone? On textured and structured surfaces — grout lines, riven stone, craquelé glazes, structured porcelain — liquid cleaners run off before they can work. A paste stays in contact with the full surface profile and lifts ingrained soiling a spray can’t reach.

HF Flooring Supplies is a UK trade supplier of Faber Chimica professional stone, tile and surface care products. Trade accounts available — get in touch.

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How to Remove Deep Oil Stains from Tile & Stone | HF Flooring Supplies

Remove oil stains with Faber No Oil

1. Introduction: The Frustrating Reality of a Grease Stain

Anyone who has worked in a busy kitchen, a garage, or even hosted a dinner party is familiar with the scenario: a splash of olive oil hits the limestone floor, or a drop of engine oil lands on the driveway. You grab a cloth and a standard spray cleaner, scrub the spot, and it looks clean—for a moment.

But soon after, a dark patch reappears, seemingly immune to your efforts. This frustrating cycle of cleaning a greasy spot only to find it hasn’t truly gone away is a common experience for our customers at HF Flooring Supplies.

The good news? The stain isn’t permanent; your method just needs an adjustment. This article explains the simple science behind why grease is so difficult to remove from stone and tile, and why a specialized extractor like Faber No Oil is the only way to fix it permanently.

2. The Science of the Stain: Why Oil and Water Don’t Mix

The core of the problem lies in a fundamental scientific principle: oil and water do not mix. Grease and oil are hydrophobic, a term that literally means “water-repelling.”

This property is easy to see in everyday life, like when rain beads up on a waxed car. Because grease is hydrophobic, most traditional, water-based household detergents simply can’t break it down. Instead of dissolving the grease, the water-based cleaner often slides right over the oily film, leaving the bulk of the stain untouched.

However, the fact that grease repels water is only half the story. The type of surface the grease has stained is just as important.

3. The Sponge Effect: How Porous Surfaces Trap Grease

Flooring surfaces can be broadly divided into two categories: non-porous (like glazed ceramic) and porous (like natural stone).

A porous material is filled with microscopic holes that allow liquids to soak deep into its structure—much like a sponge. This characteristic is the key to why grease stains become so persistent.

Surface Type

Example Material

Grease Behavior

Cleaning Challenge

Non-Porous

Glazed Ceramic, Porcelain

Sits on top as a film.

Slippery residue that smears.

Porous

Marble, Limestone, Concrete, Grout

Soaks deep into internal pores.

Reaching oil trapped below the surface.

This absorption happens through a process called capillary action, where liquid is naturally wicked down into the narrow spaces of the material. This applies to many of the most common high-value materials we supply:

  • Marble & Granite
  • Limestone & Travertine
  • Terracotta
  • Cement Grout & Concrete

When oil lands here, it moves far beyond the reach of a surface wipe. This is why mopping fails.

4. Why Scrubbing Harder Isn’t the Answer

Once grease has penetrated a porous surface, standard cleaners fail for two reasons:

  1. They are water-based: They are chemically repelled by the oil.
  2. They are surface-acting: They cannot penetrate deep enough to reach the source of the shadow.

In fact, scrubbing with generic cleaners can make it worse. They often leave behind a soapy, sticky residue that attracts more dirt, turning the spot into a permanent dark patch. To fix this, we need to stop scrubbing and start extracting.

5. The Real Solution: Faber No Oil

Since scrubbing is futile against a deep-set stain, the solution must work on a different principle. You need to draw the oil out from deep within the material.

At HF Flooring Supplies, our go-to solution for this specific problem is Faber No Oil. It is a solvent-based stain remover engineered to reverse the absorption process through a smart, two-step action:

Step 1: Dissolving the Bond

Unlike water-based cleaners, Faber No Oil is a solvent. When applied to the stain, it penetrates the micropores of the stone and chemically dissolves the oil, breaking its bond with the material.

Step 2: The “Reverse Capillary” Extraction

This is where the magic happens. Faber No Oil is applied as a viscous liquid and left to dry. As it dries, it transforms into a white powder.

This change in state creates a powerful reverse capillary action. It physically pulls the dissolved, greasy residue up and out of the pores, trapping it inside the drying powder.

How to Use It:

  1. Apply: Pour a layer of Faber No Oil directly onto the stain.
  2. Wait: Let it sit until it dries completely into a white powder (usually a few hours).
  3. Remove: Simply brush away the powder. The oil comes off with it.

Because this method relies on extraction rather than chemical burning, it is safe for sensitive surfaces like polished marble and limestone, which would be ruined by acidic cleaners.

6. Conclusion: From Frustration to Understanding

Dealing with a stubborn grease stain can be maddening, but it becomes simple when you understand the science.

  • Grease Repels Water: Stop using standard spray cleaners.
  • Stone is a Sponge: The stain is deep inside, not on top.
  • Extraction is Key: You need a product that pulls the stain out.

If you are staring at a dark oil spot on your driveway, patio, or kitchen floor, don’t scrub it deeper. Let the chemistry do the heavy lifting.

Click here to purchase Faber No Oil from HF Flooring Supplies and restore your surface today.

Frequently Asked Questions — Removing Oil Stains from Tiles and Stone


Q: How do I remove oil stains from floor tiles?

A: The key is extraction rather than scrubbing. Standard water-based cleaners cannot dissolve oil — they are chemically repelled by it. Apply a solvent-based extractor such as Faber No Oil directly to the stain and leave it to dry into a white powder. As it dries it draws the dissolved oil up and out of the surface. Brush away the powder and the oil comes with it. Repeat for older or deeper stains.


Q: How do I remove oil stains from natural stone?

A: Natural stone — marble, limestone, travertine, slate, sandstone — is porous, meaning oil soaks deep into the internal structure rather than sitting on the surface. Water-based cleaners cannot reach it. Use a solvent-based poultice or extractor specifically formulated for stone, such as Faber No Oil. Apply, allow to dry completely, and brush away. For old or set stains, a second application may be needed. Never use acidic cleaners on marble or limestone — they will cause irreversible etching.


Q: Why do oil stains on tiles keep coming back after cleaning?

A: Because the oil has penetrated below the surface and standard cleaners are only removing the surface residue. The deeper oil continues to wick back upward through the pores as the surface dries, creating the appearance of the stain returning. The only solution is to extract the oil from within the pores rather than clean the surface above it.


Q: How do I remove oil stains from slate floors?

A: Slate is highly porous and absorbs oil readily. Apply Faber No Oil to the stained area and allow it to dry fully into a white powder — this can take several hours on dense slate. The drying process creates a reverse capillary action that draws the oil up and out of the stone. Brush away, rinse with clean water, and allow to dry. For heavily soiled slate or old stains, two applications may be required.


Q: How do I remove oil stains from porcelain tiles?

A: Unpolished and textured porcelain tiles have a degree of surface porosity that can trap oil in the texture. Apply Faber No Oil to the affected area and work it gently into the surface texture with a brush. Allow to dry into a powder and brush away. Polished glazed porcelain is non-porous — on these surfaces oil sits on top and can usually be removed with a concentrated alkaline degreaser such as Faber No Oil applied directly and agitated with a brush before rinsing.


Q: How do I remove oil stains from Indian sandstone?

A: Indian sandstone is one of the most porous common paving materials and absorbs oil very quickly. Act as fast as possible — the longer the stain sits the deeper it penetrates. Apply Faber No Oil generously over the entire stained area, allow to dry completely into a white powder, and brush away. For old stains on sandstone a second or third application may be needed. Once the stain is removed, sealing the sandstone with a breathable impregnating sealer will prevent future stains from penetrating.


Q: What is the best oil stain remover for natural stone?

A: Faber No Oil is a professional-grade solvent-based extractor specifically formulated for oil and grease stain removal from porous surfaces including marble, limestone, travertine, slate, sandstone, terracotta, and concrete. Unlike alkaline degreasers which work on surface grease, Faber No Oil penetrates into the pores, dissolves the trapped oil, and extracts it as it dries — making it the most effective solution for deep-set stains that other products cannot reach.