Cosmic Black at a glance
| Material | Granite |
|---|---|
| Format | Full slab |
| Approx. slab size | 121 x 78 in |
| Finish | Polished |
| Slab thickness | 3 cm |
| Color family | Black |
| Stone grade | Premium |
| Slab gallery | StoneX USA, 1735 S 106th St, West Allis, WI 53214 |
Cosmic Black questions
Is Cosmic Black in stock as a full slab?
Cosmic Black is sold as full slabs through our West Allis slab gallery near Milwaukee, where you can see the complete piece — and how the pattern runs across it — before you commit. Stock moves week to week, so check live inventory or call 414-998-0404 to confirm whether Cosmic Black is on the racks now.
Does Cosmic Black need to be sealed?
Yes. Cosmic Black is natural stone and porous, so your fabricator applies a penetrating sealer after installation and it is refreshed periodically. Granite tolerates heat well; a trivet under very hot pans still protects the sealer and prevents thermal shock at the edges.
What is Cosmic Black best used for?
Kitchen countertops, islands, bar tops, outdoor kitchens and fireplace surrounds. Granite's heat tolerance makes it a common choice near the cooktop.
Can I buy Cosmic Black if I already have a fabricator?
Yes. Come to the gallery, tag the granite slab you want, and your fabricator collects it. We also sell directly to fabricators, builders and remodelers across the Milwaukee area on wholesale terms.
Similar granite colors
Other granite colors in our West Allis gallery — or see every granite slab we carry.
Visit the gallery at 1735 S 106th St, West Allis, WI 53214 (Mon–Fri 8:30–17:00, Sat 8:30–14:00), call 414-998-0404, or request a quote.
Cosmic Black in Kitchens and Bathrooms
Three design visualizations showing how Cosmic Black reads at room scale: as a full-height kitchen backsplash, on a bathroom vanity, and on a waterfall-edge island. Each one was generated from the slab image on this page.
Please note: these three images are digital visualizations, not photographs of completed installations. Natural stone varies slab to slab — check live inventory or view your piece at the West Allis showroom.