Cosmic Black at a glance
| Material | Granite |
|---|---|
| Format | Full slab |
| Slab thickness | 3 cm |
| Color family | Black |
| Stone grade | Basic |
| In stock at | StoneX USA, 1735 S 106th St, West Allis, WI 53214 |
Cosmic Black questions
Is Cosmic Black in stock as a full slab?
Yes. Cosmic Black is stocked as full slabs at our West Allis slab gallery near Milwaukee, so you can see the complete piece — and how the pattern runs across it — before you commit. Stock moves, so call 414-998-0404 to confirm current availability.
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 handles heat well, so hot cookware is not a problem.
What is Cosmic Black best used for?
Kitchen countertops, islands, bar tops, outdoor kitchens and fireplace surrounds. Granite's heat resistance makes it a common choice where hot cookware goes straight onto the surface.
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 photograph of the actual slab on this page, so the natural stone pattern, colour and finish match the stone we stock in West Allis.
Please note: these three images are digital visualizations, not photographs of completed installations. For photographs of the real slabs, see the gallery above. Natural stone varies slab to slab — check live inventory or view your piece at the West Allis showroom.
Current slab availability: Cosmic Black
As of August 24, 2026, StoneX USA has 1 Cosmic Black slab on the racks at its West Allis, WI warehouse (3 cm · polished · average slab about 121 x 78 in). Inventory moves daily — check the live inventory or call (414) 998-0404 to confirm before you visit.
