If you have any sort of dark slate-like black slate or black limestone patio, you’ll know they look absolutely beautiful when they are freshly laid. However, what happens when the kids have been out on it and the garden furniture starts to scratch it?

Well, we’re about to answer that for you. But, first, let’s answer the question about scratches.

Do slate patio slabs scratch?

Yes, slate patio slabs do scratch, and unfortunately, the darker they are the more they show the scratches. Now, to avoid them scratching you’re best off investing in a high-quality dense slate that is less porous and won’t absorb water or moisture as easily. This type of slate has a much more hardwearing surface that is much easier to maintain.

Related: What is the best mix for laying slabs?

Should you Still Use it If It Scratches?

Yes, you should still use slate because, as we mentioned earlier, it does have a natural beauty about it that you just can’t get with any other type of stone. And, with the right care and maintenance, your slate patio slab will last you for years to come without showing any signs of wear and tear.

Each slate is unique and beautiful in its own right, so if you do have any scratches, it’s important to remember that this is just a natural part of the stone and won’t take away from its overall look. Just make sure you give it a good clean every now and then to keep it looking as good as new.

Slate has a variety of characteristics. Slate is a metamorphic rock that may be utilized in a variety of ways in construction. Slate, which is usually bluish-gray but can also be green, red, purple, and brown in color, breaks into small pieces when fractured along flat planes.

However, it is not perfect since it is uneven and may have natural fissures on its surface.

Slate is a durable and long-lasting stone, but it can be scratched with use, especially if not taken care of properly.

You can minimize scratches on your slate patio by sealing them with a sealant or wax.

Related: Patio Laying Guide (In Just a Weekend)

How Do You Remove Scratches From Slate?

Most people love the look of scratched slate and consider it a natural part of the stone, but if you would like to remove scratches from your slate patio, there are a few methods you can try.

Can you sand slate?

Yes, you can sand slate. One option is to use a polishing compound specifically designed for slate. You can also use fine-grit sandpaper to rub out the scratches or a pumice stone to buff them out.

If your scratches are really deep, you might have to resort to using some kind of chemical stripper. However, before attempting any of these methods, be sure to test them on an inconspicuous area of your slate first to make sure they don’t damage the surface further.

How To Remove Scratches From Pavers

To remove scratches from paving you must:

  1. Combine 2 to 3 drops of liquid dish soap and 2 cups of water in a mixing cup.
  2. Wipe down the afflicted pavers with a dampened rag soaked in soapy water.
  3. A fine-grit aluminum-oxide sanding pad should be used to rub the scuffed pavers.
  4. A dust brush or a shop vac may be used to remove the sanding residue and collect the dust.

Related: What Kind of Base Should You Use for Patio Pavers?

How To Remove Scratches From Flagstone

To remove scratches from flagstone you need to:

  1. After cleaning the sandstone, use 100-grit sandpaper to smooth off the gouged region.
  2. Wipe the stain off with a clean, dry cloth or paper towel. Clean and sand the surface using 180-grit sandpaper.
  3. Allow the stone to dry after rinsing it a final time.

How To Remove Scratches From Bluestone

Most people try to use simple soap and water to clean their bluestone, but unfortunately, this will not remove all the dirt and scratches.

Here is a more effective method:

  1. Use Muriatic acid to etch a new surface
  2. Prepare the diluted solution with a stiff brush, wear gloves and eye protection while doing it. It can be harmful if handled incorrectly.
  3. I dilute 1 cup of vinegar in roughly 2 gallons of water depending on the strength of the acid. This is simply to illustrate how much I dilute the vinegar. Too strong a solution, on the other hand, will yellow marble or any other item it comes into contact with, besides causing serious burns if it gets on your skin.
  4. It should be rinsed and cleaned thoroughly.

Now that we’ve answered the question about scratches, let’s move on to what you can do to prevent them in the first place.

How Do I Remove White Marks From The Surface Of Slate Slabs?

To remove the white marks from your slate tiles you should:

  1. Use a stain remover like LTP Grout Stain Remover and apply it to the surface.
  2. It dissolves immediately as soon as it makes contact with the calcium carbonate deposit.
  3. Use a black emulsifying pad to agitate the surface, which helps to remove it more effectively without harming it.
  4. Make sure to clean the entire surface, not just the deposit. Rinse thoroughly with a lot of water.

Related: How To Clean Patio Slabs (Without A Pressure Washer)

How to Prevent Slate Patio Slab Scratches:

There are a few things you can do to help prevent scratches on your slate patio slabs.

Mineral oil is a type of liquid mineral that is obtained from petroleum by distillation. It’s odorless and colorless, and it’s great for polishing slate worktops. Mineral oil may be found in hardware stores.

Can You Pressure Wash Slate Patio?

Yes, you can pressure wash the slate patio, but just ensure you turn down the PSI (pounds per square inch) on your pressure washer to avoid damaging the stone. If the pressure is too much, it can cause the slate to chip and crack.

Oftentimes, sweeping with a stiff brush is all you need to remove any built-up dirt or debris. However, if there is a significant amount of dirt or mud, you can use a gentle soap and water solution to clean it off.

Should I Use Sealer On My Slate Pavers?

Yes, using a sealant on your slate pavers can help protect them from scratches and other blemishes. It will also help keep them looking new for longer (welsh slate, green slate, black limestone, and black slate look great once this has been done.

There are many different types of sealants on the market, so be sure to choose one that is specifically designed for slate.

Experts generally recommend using a sealant or wax on slate pavers to help protect them from scratches and staining.

Look for a sealant or wax that is specifically designed for slate, as this will give you the best protection.

Applying a sealant or wax every few years should help keep your slate patio looking beautiful for many years to come.


How to clean black slate paving slabs

You may use natural stone cleaners, eco cleansers, or simply soapy water to clean the tiles. No bleach or harsh chemical should be used since this can damage the sealer and the stone. Many clients prefer to modify their slate in order to make it seem darker and shinier.

Is slate good for patios?

Slate is a wonderful option for creating a patio, and Indian Limestone is one of the most popular varieties of natural stone. Slate is ideal if you want a darker blue or grey color, but limestone may be obtained in many different shades.

Best way to clean uneven slate floors?

Wipe your slate tile floor with a mild cleanser. You may use a cleaning product developed to clean natural stone or any other cleaning solution that does not include lemon or vinegar – ideally one that is pH neutral. Rinse with clean water and either air-dry or use a soft cloth to finish.

Is slate easily scratched?

Yes, as slate surfaces are subjected to direct contact and pressure, they are highly prone to scratches.

Does Brazilian slate scratch easily?

Yes, Brazilian slate can scratch, but it has one of the most durable and sturdy slates available. They’re very resistant to damage from things like heavy foot traffic when these slates are used as floor tiles.

What are the hardest-wearing patio slabs?

Granite Paving Slabs is, by far and away, the most durable of all the igneous stones. Granite paving slabs have a wide color palette and many different types of finishings, including white, and black. Because granite is hard, it cuts extremely cleanly.

How do you maintain a slate patio?

To keep your patio looking new, you must first sweep, dust, or damp mop it to remove any loose debris.
To remove dirt and grime from a soft cloth (or mop) wet with a cleaning solution. Allow the surface to air dry fully overnight after wiping it dry with a towel.

Are slate patios slippery?

Yes, most slate patios are slippery when they are wet. While some types of slate are smoothed with a rough, uneven (cleft) texture, others are left unfinished.

This style is most often seen in damp locations where the increased traction can aid prevent slipping. However, the slate may be extremely cold underfoot without radiant heating.


Even though slate slabs do scratch, they are still the perfect choice for a beautiful patio.

To keep your slate looking new, you should sweep, dust, or damp mop it regularly to remove any loose debris. You can then clean it with a mild soap and water solution.

Finally, apply a sealant or wax every few years to help protect it from scratches and staining.

What has been your experience with slate patios?

Let us know in the comments below.

Do Slate Patio Slabs Scratch?
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