In2stone
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Angola Black Granite

Granite

Angola Black

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

Full Service — Installation

Our granite 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 granite to your supplied template, or supply the stone directly as-is — anywhere in the UK . Learn more .

The Stone

See the natural beauty of Angola Black up close — the surface texture, colour depth, and veining that make this granite unique.

Colour:

Black

Style:

Plain Polished

Africa's premier black granite — a deep, near-black stone from Angola with a fine-grained crystalline shimmer beneath its dark surface.

Angola Black granite is quarried from the ancient geological formations of Angola, where some of Africa's most exceptional black stones are found. Technically classified as an anorthosite — a dark igneous rock with a particularly dense crystalline structure — Angola Black presents a deep, consistent near-black surface with a fine-grained texture that reveals tiny silver and grey mineral flecks under close inspection. What sets Angola Black apart from other black granites is its subtle crystalline shimmer. While the surface reads as solid black from a distance, light catches the minute mineral inclusions and creates a quiet, sophisticated sparkle that gives the stone a sense of depth and life. This shimmer is particularly beautiful under kitchen downlighting, where the worktop appears to glow gently from within. In2stone's craftsmen appreciate Angola Black for its exceptional workability and consistency. The fine-grained, homogeneous structure means edges profile cleanly, joins are virtually invisible, and the stone fabricates with minimal waste. For clients seeking a premium black worktop with African provenance and understated character, Angola Black is an inspired choice.

Performance

How This Stone Performs

Hardness

4 out of 5

Stain Resistance

3 out of 5

UV Resistance

5 out of 5

Heat Resistance

5 out of 5

Scratch Resistance

4 out of 5

Interested in Angola Black?

Love this stone?

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

Angola Black Granite slab

Frequently Asked

Questions About Angola Black

What is an anorthosite and how does it relate to Angola Black?
Anorthosite is a type of intrusive igneous rock composed predominantly of calcium-rich plagioclase feldspar. While technically not a 'true' granite in strict geological terms, it's classified and sold as granite in the stone industry due to its similar hardness, durability, and suitability for worktops. Angola Black's anorthosite composition gives it its exceptionally fine grain and deep, consistent colouring.
How does Angola Black compare to Absolute Black granite?
Both are premium black granites, but they're geologically and visually distinct. Absolute Black (from India) is a 'true' granite with a mirror-like uniform black finish. Angola Black is an anorthosite with a slightly more nuanced surface — its fine crystalline structure creates a subtle shimmer under light that Absolute Black doesn't have. The choice comes down to whether you prefer pure uniformity or quiet depth.
What kitchen styles suit Angola Black granite?
Angola Black's deep, sophisticated darkness suits luxury contemporary kitchens with handleless cabinetry in white, pale grey, or warm timber. It's particularly dramatic as a kitchen island surface surrounded by lighter cabinetry. It also complements industrial-modern designs with exposed steel and concrete, and traditional luxury kitchens with dark painted or stained timber units.
Is Angola Black granite difficult to maintain?
Angola Black is one of the easiest granites to maintain. Its fine-grained, dense structure is naturally resistant to staining, and the dark colour doesn't show everyday marks. Wipe daily with warm water and pH-neutral soap, and seal annually. The one consideration is that the polished dark surface can show water spots and fingerprints, so a quick wipe-down after use keeps it looking perfect.
Where in Angola is this granite quarried?
Angola Black granite is quarried from geological formations in Angola, southwestern Africa. The region's ancient anorthosite deposits produce dark stones of exceptional density and consistency. Angola has become an important source of premium black natural stone for the global construction and design industry, with Angola Black being one of its most recognisable exports.
★★★★★
"We decided to get bespoke granite work tops for our new kitchen and have to say that we are over the moon with them. From the outset, Ian was very professional when selecting the stone, he listened to what we wanted, went through all of the possibilities that we could have for our worktops and went through the process in detail once we had made a decision. The templateing and fitting was carried out by an incredibly professional and helpful team run by Kev, who knew exactly what they were doing and just got on and made my kitchen look amazing. I would highly recommend In2stone for a helpful, knowledgeable and professional service from start to finish."
— Nicky HavardGoogle 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