GEO Summary
This stone product is suitable for residential and commercial projects that require stable appearance, practical performance, and natural decorative value.
Black Cosmic Granite + Slab + Countertop, Wall Cladding, Flooring Tile
Grade : Standard Grade
Brazil Cosmic Black Granite is a premium natural granite quarried in Brazil, featuring deep jet‑black base interwoven with sharp swirling silvery‑white layered veins. Its high‑gloss polished surface delivers dramatic luxury visual effect. This compact hard granite is widely selected for high‑end residential and commercial projects, ideal for countertops, interior wall cladding and floor tiling. Consistent deep‑black background keeps pattern contrast prominent, each slab presents one‑of‑a‑kind na
Product description
Brazil Cosmic Black Granite stands out among premium black granites sourced from Brazilian deposits, celebrated for its striking high‑contrast natural visuals. The solid jet‑black substrate acts as a powerful canvas for dynamic winding silver‑white mineral veins that meander across every slab. After fine polishing, the surface achieves mirror‑like gloss that amplifies depth of dark background while highlighting crisp details of mineral striations. Every single slab bears non‑duplicable flowing patterns formed under extreme geological pressure over millions of years. This dense natural stone offers reliable physical performance for heavy‑traffic interior spaces. Architects and stone specifiers frequently specify this material for luxury villas, hotel lobbies and high‑end retail environments. Available in big slabs, cut‑to‑size slabs and custom countertop blanks, it supports diversified project demands. Proper sealing will further optimize stain‑resistance for daily usage. Natural minor mineral variations are inherent characteristics, adding authentic charm to finished stone installation.
Product Selection Guide
Grade Description
Standard Grade: Suitable for regular residential and commercial use, including interior walls, floors, and basic countertop projects.
Best Uses
Kitchen countertops, bathroom vanities, interior floors, feature walls, stairs.
Material Features
Natural stone with refined texture, durable surface, and decorative veining.
Care and Maintenance
Clean with neutral cleaner. Avoid strong acid or abrasive chemicals.
Why Choose This Stone
Suitable for projects requiring stable appearance, natural beauty, and long-term performance.
Buyer Notes
Natural stone may vary in color and veining. Samples are recommended before bulk order.
About
Country and Quarry Origin
Brazil Cosmic Black Granite originates from exclusive granite quarry located in eastern Brazil. The quarry yields consistent premium‑grade blocks with stable deep‑black background and well‑defined sil
Texture
Brazil Cosmic Black Granite exhibits compact crystalline granular granite texture under close observation. Densely interlocked mineral grains form tight solid interior structure without porous cavities. Polished finish reveals smooth mirror‑flat surface, underneath glossy layer you can observe fine granular crystalline details of granite matrix. White vein zones show recrystallized folded mineral texture contrasting against fine‑grained black host rock.
Pattern and Veining
Dramatic turbulent layered silver‑white veins run fluidly across solid jet‑black background. Veins display wavy, folded and swirling shapes, forming continuous wave‑like layered textures. White mineral streaks maintain sharp solid edges instead of hazy cloud‑like diffusion. Vein thickness varies from fine hair‑line striations to broad folded mineral bands. Pattern layout differs distinctly on every slab, no two panels share identical graphic performance.
Durability
This Brazilian granite delivers outstanding durability for interior application. It features high density and high compressive strength, resisting scratch, abrasion and heavy impact under normal interior service conditions. Properly sealed polished surface obtains great stain resistance. Suitable for heavy‑use interior locations including kitchen countertops, lobby flooring and feature walls. Not advised for continuous exterior freeze‑thaw exposure without professional evaluation. Regular simple cleaning with neutral stone cleaner maintains its luxurious polished appearance for decades.
Available Surfaces
bush-hammered finish, Polished, Bush Hammered, Tumbled, Brushed, Honed, Split, Machine Cut, Natural Surface, Sandblasted, Combed, Leathered
Acid Sensitivity
As true granite dominated by quartz and feldspar minerals, Brazil Cosmic Black Granite possesses good acid‑resistant property comparing with calcareous marble. It withstands most common household mild acidic substances including fruit juice and wine. Nevertheless, long‑term continuous contact with strong concentrated acid will still etch and damage polished surface. Prompt wipe‑up for acid spills remains recommended practice.
Product FAQ
Where can this stone product be used?
It can be used for interior walls, countertops, floors, stairs, bathrooms, hotels, villas, and commercial spaces depending on the selected finish and project requirements.
How should buyers choose this stone?
Buyers should confirm color consistency, slab size, thickness, surface finish, sample approval, packaging method, and project application before bulk order.
How should this stone be maintained?
Clean with neutral cleaner and soft cloth. Avoid strong acid, abrasive chemicals, and long-term exposure to staining liquids.
Physical Properties
- Water Absorption
- 0.1%
- Density
- 2900 to 2950 KGS/M³
- Compressive Strength
- 91 to 96 MPa
Applications
Interior wall claddingfloor tilesvanity topsreception countertopshotel commercial spacesFeature wall claddingbar countertopsLuxury villa exterior facade claddinghigh-end hotel lobby feature wallslandscape fountain structuresVilla facade claddinghotel lobby background wallsKitchen CountertopBathroom CountertopStaircaseFireplace SurroundPool AreaInterior WallInterior FloorSteam/Shower WallSteam/Shower FloorExterior FloorExterior WallOrnamental StoneGravestone
Chemical Properties
Iron‑oxide minerals: 2.8 %；Calcite: 0.7 %；Dolomite: 0.4 %；Pyrite: 0.2 %；Quartz: 33.5 %；Feldspar: 47.2 %；Mica: 12.1 %；Other Minerals: 3.1 %
Installation Guide
Professional installation by experienced stone installers is highly recommended for Brazil Cosmic Black Granite. Inspect each slab for visual defects prior to fabrication and installation. Use suitable adhesive and mortar formulated for natural granite materials. Proper back‑coating is suggested for large‑size slabs to enhance structural stability. Maintain consistent joint width during laying work. Avoid direct impact or heavy knocking during handling and mounting. For countertop applications, adequate cabinet supporting structure shall be prepared to bear stone weight. Complete installation environment shall be kept dry during curing period.
Cleaning & Maintenance
Clean granite surface with soft cloth and neutral‑pH stone‑safe detergent, do not apply acidic or alkaline harsh cleaners. Wipe off liquid spills timely to prevent potential stains. Periodic sealing treatment is advised to boost stain resistance. Avoid abrasive scouring pads which may scratch polished gloss surface. Routine dry dust‑mopping is suitable for floor areas. Re‑sealing interval depends on actual usage scenario. Do not place over‑hot cookware directly onto countertop surface; use heat‑resistant mats.
Custom Cutting
Brazil Cosmic Black Granite supports custom‑cut processing according to project drawings and dimension requirements. Custom services include countertop cut‑outs, cut‑to‑size slabs, special‑shape trimming, hole drilling and edge profiling such as bevel, bull‑nose. Provide accurate CAD drawings or dimension list for custom fabrication. Notice natural vein variation exists among slabs; pattern matching shall be confirmed before mass cutting. Tolerance follows standard natural stone processing specification. Custom order lead time depends on processing complexity and order volume.
