Nero Cristallo Marble

About
Item Details
- Material Type:
- Marble
- Origin:
Brazil (Barra de Sao Francisco, Espirito Santo) - Recommended Usage:
- kitchen and bathroom countertop, wash basins, building stone, ornamental stone, stairs, interior, exterior wall and floor applications, mosaic, water-jet pattern, wall panels, table tops, balustrades, columns, wall and pool copings, pool pavers, sculptures, fireplaces, window sills
- Additional Names:
- Black Agatha Marble, Black Agate Marble, Agatha Black Marble, Cristallo Nero Marble, Marmor Cristallo Noir, Notte Stellata Marble, Nero Expresso Marble, Expresso Black Marble
- Finished Surface:
- Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Chiseled,Pickling
Testing
- Water Absorption:
- 0.18 - 0.30% by weight
- Density:
- 2700 - 2750 kg/m³
- Flexural Strength:
- 10 - 12 MPa
- Compressive Strength:
- 90 - 120 MPa
Description
Nero Cristallo Marble features a deep black to dark charcoal-grey background with dramatic flowing waves in white and silver-grey. The strong contrast and directional movement create a luxurious, sophisticated appearance, making the material particularly suitable for bookmatched slab installations.
Texture & Structure:
Fine- to medium-grained crystalline texture with a compact, dense structure. The surface has a smooth crystalline character, while the interlocking mineral grains and contrasting veining create subtle depth and natural variation. The stone is typically selected and processed as slabs where its large-scale movement can be emphasized.
Pattern & Veining:
The defining feature is its bold, flowing white and silver-grey veining, forming sweeping waves and irregular fluid bands across the dark background. The veins vary in width, direction, and intensity, producing dramatic continuous patterns that can be mirrored through bookmatching.
Technical Characteristics (Indicative):
- Water Absorption: 0.18–0.30% by weight
- Density: 2700–2750 kg/m³
- Flexural Strength: 10–12 MPa
- Compressive Strength: 90–120 MPa
- Open Porosity: 0.20–0.80%
- Hardness: 3–4 Mohs
Mineral Composition (Indicative, % by weight):
- Calcite: 75–90%
- Dolomite: 3–10%
- Quartz: 2–8%
- Mica/Chlorite: 1–5%
- Graphite/Carbonaceous Minerals: 0–3%
- Accessory Minerals: 0–2%
Chemical Composition (Indicative, % by weight):
- CaCO₃: 73–88%
- MgCO₃: 2–7%
- SiO₂: 1–8%
- Al₂O₃: 0.2–2%
- Fe₂O₃: 0.2–2%
- C/Carbonaceous Matter: 0.5–4%
- Other Oxides: 0–2%
Usage:
Suitable for luxury interior flooring, wall cladding, feature walls, bathroom walls, vanity tops, countertops, backsplashes, fireplace surrounds, reception areas, tabletops, furniture, decorative panels, and other high-end architectural applications. Its dramatic veining is especially suitable for bookmatched feature walls, large slab installations, and statement interiors.
Finishes:
Polished, honed, leathered, brushed, and other custom finishes.
Maintenance:
Clean with a pH-neutral natural stone cleaner and a soft cloth or mop. Avoid acidic cleaners, vinegar, lemon juice, bleach, and abrasive products. Seal according to the stone's porosity and intended application, particularly for countertops, vanities, and bathroom surfaces. Wipe spills promptly to minimize staining and etching.









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