Stone Collections by SABTA GRANITE
Jack Black
Jet Black Natural slate lies in its bold, dramatic intensity and its ability to ground a space with effortless modern elegance. Its deep, midnight-charcoal hue provides a striking contrast to any environment, offering a sleek and sophisticated backdrop that feels both powerful and tranquil. The stone’s natural, layered texture creates a subtle play of light and shadow across its matte surface, revealing a rugged honesty that is as durable as it is visually stunning. Whether used in a minimalist interior or a traditional outdoor setting, this slate brings a timeless, architectural strength that commands attention while remaining harmoniously connected to the earth.
Inventory
Regular Stock is not maintained. Material is supplied mainly against confirmed Project Requirements and Subject to Quarry and Production availability.
Finish
Natural
The representative images of this product are provided to give an idea of the slab texture; however, they may not exactly match the available stock.
and
The technical data provided are for reference purposes only and may not be 100% accurate.
Overview of Stone Properties
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2700 – 2850 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
100 – 200 MPa
Flexural Strength (ASTM C880 / EN 12372)
15 – 30 MPa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
5.5 – 6.5
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
8.0 – 12 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.7 – 0.9 (High)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Roofing, Flooring, Wall Cladding, Exterior Paving, Wet Areas
Not Recommended For
Highly Polished Decorative Surfaces, Acid-Heavy Environments
Installation Method
Thin-Set or Mortar Bed; Proper Leveling Required; Minimal Sealing Needed
Maintenance
Low Maintenance; Occasional Cleaning; Sealing Optional Depending on Use
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2700 – 2850 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
100 – 200 MPa
Flexural Strength (ASTM C880 / EN 12372)
15 – 30 MPa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
5.5 – 6.5
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
8.0 – 12 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.7 – 0.9 (High)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Roofing, Flooring, Wall Cladding, Exterior Paving, Wet Areas
Not Recommended For
Highly Polished Decorative Surfaces, Acid-Heavy Environments
Installation Method
Thin-Set or Mortar Bed; Proper Leveling Required; Minimal Sealing Needed
Maintenance
Low Maintenance; Occasional Cleaning; Sealing Optional Depending on Use
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2700 – 2850 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
100 – 200 MPa
Flexural Strength (ASTM C880 / EN 12372)
15 – 30 MPa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
5.5 – 6.5
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
8.0 – 12 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.7 – 0.9 (High)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Roofing, Flooring, Wall Cladding, Exterior Paving, Wet Areas
Not Recommended For
Highly Polished Decorative Surfaces, Acid-Heavy Environments
Installation Method
Thin-Set or Mortar Bed; Proper Leveling Required; Minimal Sealing Needed
Maintenance
Low Maintenance; Occasional Cleaning; Sealing Optional Depending on Use
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Overview of Stone Properties
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2700 – 2850 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
100 – 200 MPa
Flexural Strength (ASTM C880 / EN 12372)
15 – 30 MPa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
5.5 – 6.5
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
8.0 – 12 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.7 – 0.9 (High)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Roofing, Flooring, Wall Cladding, Exterior Paving, Wet Areas
Not Recommended For
Highly Polished Decorative Surfaces, Acid-Heavy Environments
Installation Method
Thin-Set or Mortar Bed; Proper Leveling Required; Minimal Sealing Needed
Maintenance
Low Maintenance; Occasional Cleaning; Sealing Optional Depending on Use
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2700 – 2850 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
100 – 200 MPa
Flexural Strength (ASTM C880 / EN 12372)
15 – 30 MPa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
5.5 – 6.5
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
8.0 – 12 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.7 – 0.9 (High)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Roofing, Flooring, Wall Cladding, Exterior Paving, Wet Areas
Not Recommended For
Highly Polished Decorative Surfaces, Acid-Heavy Environments
Installation Method
Thin-Set or Mortar Bed; Proper Leveling Required; Minimal Sealing Needed
Maintenance
Low Maintenance; Occasional Cleaning; Sealing Optional Depending on Use
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