Alexandre Black
Midnight Majesty: Obsidian Black with Golden Lightning Veins
Architectural Character & Design Philosophy
Alexandre Black is recognized as one of the most prestigious "Statement" stones in the world of natural minerals. Upon its deep obsidian black canvas, golden-yellow and quartz-white vein structures appear like flashes of lightning across a midnight sky. This marble is more than a cladding material; it serves as a focal piece of art within any space. The mysterious black mist flow in the foreground allows the observer to rediscover the depth of the stone's texture under varying light angles.
MarbleCenter Engineering Edge: Alexandre Black is renowned for its compact structure and ultra-low porosity. Utilizing MarbleCenter's exclusive "High-Gloss Silk" polishing technology, the saturation of the black base is intensified while the veins achieve a three-dimensional appearance. Exhibiting high resistance to abrasion, Alexandre Black is the pinnacle of engineering and aesthetics for luxury hotel lobbies, executive boardrooms, and iconic Statement Wall designs.
Physical Analysis
- Specific Gravity: 2.82 gr/cm³
- Water Absorption: 0.12%
- Compressive Strength: 122.0 MPa
- Hardness (Mohs): 4.5
Chemical Composition
- $CaO$ (Calcium): 48.5%
- $SiO_2$ (Silica): 3.2%
- Carbon Content: 8.4%
- Loss on Ignition: 38.6%
Application Guide
Designed for iconic wall panels, elevator surrounds, and high-end vanity tops.
International Standards ASTM / EN ISO CERTIFIED
| Test Method | Standard | Unit | Result |
|---|---|---|---|
| Flexural Strength | EN 12372 | MPa | 14.20 |
| Abrasion Resistance | DIN 52108 | cm³/50cm² | 16.10 |
| Frost Resistance | EN 12371 | % | High Resistance |
Nora Al-Sayed
Apr 14, 2025 10:11Do you have blocks available for large cut-to-size orders?