In2stone
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Italian Black Slate Honed Slate

Slate

Italian Black Slate Honed

25+ Years Experience
1,500+ Projects Completed
4.9 from 100+ Reviews
Free No-Obligation Quote

Full Service — Installation

Our slate range is available with full supply, templating, fabrication and installation across Portsmouth, Fareham, Gosport, Havant, Waterlooville, Chichester, Southampton and the surrounding area, with our services extending to Hampshire, Sussex, Surrey, Dorset and Berkshire . The reach of our installation service depends on the type of project — contact us to discuss your requirements.

Supply & Fabrication — UK Wide

Outside our installation area? We can fabricate slate to your supplied template, or supply the stone directly as-is — anywhere in the UK . Learn more .

The Stone

See the natural beauty of Italian Black Slate Honed up close — the surface texture, colour depth, and veining that make this slate unique.

Style:

Plain Polished Natural

Classic Italian slate refined to a smooth semi-matte elegance — timeless dark charcoal with the quiet authority of centuries of craftsmanship.

Italian Black Slate Honed represents the refined side of one of the world's most venerable natural stones. Quarried in Liguria and ground to a smooth semi-matte surface, this classic slate presents a solid dark charcoal-grey plane with very subtle tonal variation and faint lighter patches where the natural foliation becomes visible. The honed finish creates a refined, understated character that works equally well in heritage properties and sleek contemporary kitchens — it is a stone that transcends design trends. Gentle surface undulations hint at the stone's natural cleavage planes, a reminder that beneath the civilised honed surface lies a material shaped by geological forces over millions of years. The practical advantages are substantial: Italian black slate offers excellent heat resistance, naturally low porosity, and a smooth surface that is easy to clean and maintain. In2stone's craftsmen appreciate the honed finish for the precision it allows — clean edges, tight joints, and a perfectly flat surface that meets the exacting standards of professional kitchen design.

Performance

How This Stone Performs

Hardness

3 out of 5

Stain Resistance

4 out of 5

UV Resistance

4 out of 5

Heat Resistance

4 out of 5

Scratch Resistance

3 out of 5

Interested in Italian Black Slate Honed?

Love this stone?

Get a free, no-obligation quote for Italian Black Slate Honed slate. From template to installation, In2stone handles everything — so you can enjoy your new surface without the stress.

Italian Black Slate Honed Slate slab

Frequently Asked

Questions About Italian Black Slate Honed

What is the difference between honed and riven Italian Black Slate?
The honed finish is ground and sanded to a smooth, flat surface with a refined semi-matte sheen — contemporary, clean, and easy to wipe down. The riven finish retains the natural split-face texture of the stone, with gentle ridges and surface variation that create a more tactile, rustic character. Both are the same stone from the same quarry; the difference is purely in the surface treatment.
Is honed slate more prone to scratching than riven?
The smooth honed surface can show fine scratches more visibly than a riven surface, where the natural texture absorbs and hides minor marks. However, this is true of any smooth natural stone surface. Regular use of chopping boards prevents scratching, and any fine marks that do appear tend to blend into the stone's natural tonal variation over time, becoming part of its character.
Can Italian Black Slate Honed be used for a splashback?
Yes — it makes an excellent splashback. The smooth honed surface creates a clean, elegant backdrop behind taps and cooking areas, and the vertical application avoids the wear issues of a horizontal worktop. Paired with a matching slate worktop below, the result is a cohesive, architectural statement of understated natural luxury.
How does the charcoal colour affect kitchen lighting?
Dark charcoal surfaces absorb rather than reflect light, which can make them feel grounding and warm in a well-lit kitchen. We recommend ensuring good task lighting above slate worktops — under-cabinet LEDs are ideal. The semi-matte honed finish absorbs rather than reflects overhead lights, eliminating the glare issues that polished dark surfaces can create.
What is the maintenance routine for honed Italian Black Slate?
Daily cleaning requires only a wipe with warm water and pH-neutral stone soap using a soft microfibre cloth, followed by drying. The smooth honed surface makes cleaning easier than textured finishes. Reseal every one to two years with an impregnating sealer. Mineral oil can be applied occasionally to enhance the depth of the charcoal colour if desired.
★★★★★
"Excellent Service and Beautiful Results - Highly Recommended! I recently had In2stone install new quartz worktops in my kitchen, and I couldn't be happier with the results. From start to finish, the experience was completely stress-free. The team was not only competitively priced but also incredibly friendly and professional throughout the entire process. They handled everything seamlessly - removing the existing sink, hob, and old laminate worktops before fitting the new quartz surfaces. The finished worktops are absolutely beautiful and have transformed my kitchen into a modern, minimalist space that I love spending time in. The quality of workmanship is outstanding, and the attention to detail really shows. I'm a very satisfied customer and would highly recommend In2stone to anyone considering new worktops. Well done to the entire team - you've exceeded my expectations!"
— Ashley ChapmanGoogle Review

Why Choose Us

Why In2stone

Invisible Joins & Ogee Edging

The edge profiles and seamless joins other suppliers say they can't do? We do them every week.

"Other quartz suppliers weren't able to offer the ogee edging I wanted — In2stone could."

Olivia Tett

The Quote Is the Price

No hidden costs, no surprises. We consistently beat competitor quotes — even online discounters decline to match us.

"Beat 6 other companies by a mile. Even an online company that claims to beat any quote declined to."

Dean Fitzpatrick

Ian Answers the Phone

No answering machines or sales scripts. You'll speak to the people who'll actually work on your project.

"Ian always answered the phone or called me back — and that was before we even decided to use him."

Carly Rielly