Architectural Stone
Mongolian Black Granite
蒙古黑
A premium pure-black granite from Inner Mongolia. Dense and polished to a mirror absolute …
Variety Details · Architectural Stone
Mongolian Black Granite — Samples, Technical Data & Applications
A premium pure-black granite from Inner Mongolia. Dense and polished to a mirror absolute black with almost no variation, among the hardest and densest of dark stones. Wear- and acid-resistant with very low absorption, suited to countertops, floors, monuments and precise fabrication for high-end, large-area supply.
Technical Data 技術參數
Density
密度
2.95 – 3.05 g/cm³
Water Absorption
吸水率
0.10 – 0.20 %
Compressive Strength
抗壓強度
190 – 250 MPa
Flexural Strength
抗彎強度
19 – 30 MPa
Mohs Hardness
莫氏硬度
6.5 – 7.0
Radioactivity Class
放射性等級
A 類 Class A
Abrasion Resistance
耐磨性
≤ 16 mm
Bulk Density
體積密度
2,950 – 3,050 kg/m³
* Values above are typical ranges; individual batches may vary slightly. Contact us for batch-specific test reports.
Applications 應用場景
Premium Countertops
Absolute black, scratch/stain resistant
Floor & Wall Cladding
Uniform, no variation
Reception & Monuments
Solemn, precision made
Contemporary Bathrooms
Dark minimalist, easy-clean
Display Plinths
Neutral black, highlights exhibits
Volume Supply
Stable source, reliable
Available Surface Finishes
Different finishes give the stone a different texture and performance
📐 Standard Sizes
3200×1600mm / 3050×1440mm
600×600mm / 800×800mm
Custom sizes available
600×600mm / 800×800mm
Custom sizes available
📦 Standard Thickness
18mm / 20mm / 30mm
18mm typical for walls, 20mm for tops
Custom thickness available
18mm typical for walls, 20mm for tops
Custom thickness available
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