In2stone
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Coffee Onyx

Onyx

Coffee

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

Full Service — Installation

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

The Stone

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

Colour:

Cream Brown Beige

Style:

Exotic Natural Polished

A gallery of geological vignettes — scattered coffee and caramel formations on a creamy canvas make every slab a conversation piece.

Coffee Onyx presents a completely distinctive aesthetic within the onyx family: a creamy white base scattered with rounded brown and tan agate-like formations, each one a miniature geological artwork of concentric coffee, caramel, and ivory banding. The effect is unlike anything you will find in marble, granite, or quartzite — this stone looks like a curated collection of geological specimens embedded in luminous cream, creating a surface that invites close inspection and rewards it with endlessly fascinating detail. Each polished formation reveals layered bands that tell the story of mineral-rich water depositing calcium carbonate over centuries, and the translucent body of the stone ensures that backlighting brings both the base and the formations vividly to life. Quarried in Turkey, Coffee Onyx represents the more geological and specimen-like end of the onyx spectrum. In2stone's fabricators work closely with each slab to position the most captivating formations centrally, ensuring your worktop or feature wall showcases the stone's most compelling natural artistry.

Performance

How This Stone Performs

Hardness

2 out of 5

Stain Resistance

2 out of 5

UV Resistance

3 out of 5

Heat Resistance

3 out of 5

Scratch Resistance

2 out of 5

Interested in Coffee?

Love this stone?

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

Coffee Onyx slab

Frequently Asked

Questions About Coffee

Why does Coffee Onyx look so different from other onyx varieties?
Coffee Onyx has a distinctive scattered-formation pattern rather than the flowing bands typical of most onyx. The rounded, agate-like clusters are created by localised mineral deposits that built up in concentric rings, almost like geological rosettes embedded in the creamy calcite matrix. This gives each slab a specimen-like quality that is utterly unique.
Are the formations in Coffee Onyx consistent across slabs?
The scattered formation pattern is characteristic of this variety, but the exact size, distribution, and colouring of individual formations varies between slabs — each one is genuinely unique. We always recommend selecting your specific slab so you can appreciate exactly which formations will feature in your finished piece.
Does Coffee Onyx work well as a bathroom vanity top?
Beautifully. Bathrooms are one of the ideal applications for onyx because the environment is lower-impact than a busy kitchen, and the close-up viewing distance allows you to appreciate those intricate agate-like formations in intimate detail. Paired with warm lighting, Coffee Onyx creates a spa-like luxury that transforms daily routines.
How does In2stone protect the formations during cutting?
Our fabricators carefully map every slab before any cutting begins, identifying the key formations and ensuring cut lines avoid damaging the most visually compelling clusters. The softness of onyx actually makes precise cutting easier than harder stones, meaning we can work around natural features with exceptional accuracy.
What sealing does Coffee Onyx require?
We apply a professional-grade impregnating sealer at installation that penetrates the stone's pores to create an invisible moisture barrier. Because the creamy white base can show stains more readily than darker stones, we recommend resealing every six months for kitchen applications and annually for bathroom use. Daily care involves simply wiping with warm water and pH-neutral stone soap.
★★★★★
"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