Stone Collections by SABTA GRANITE
Black Galaxy
Black Galaxy granite is a stunning geological marvel that brings the awe of the night sky into interior design. Its primary allure lies in its rich, deep black base punctuated by brilliant copper, gold, and silver flecks of bronzite, which sparkle like distant stars when they catch the light. This natural “galactic” effect provides a sophisticated, cosmic aesthetic that is both glamorous and incredibly durable. Its unique ability to add a touch of sparkle while maintaining a grounded, luxurious presence makes it a standout choice for high-end poolside bars and elegant flooring alike.
Inventory Maintained
- 2CM Polished Slabs
- 3CM Polished Slabs
Available on Request
- Custom Sizes, Thickness and Finishes
Product Advantage
- Strong Production Control for Large Projects
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.
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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)
2600 – 2750 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
130 – 250 Mpa
Flexural Strength (ASTM C880 / EN 12372)
10 – 20 Mpa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
6 – 7
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
6.0 – 8.0 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.6 – 0.8 (Good)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Flooring (High Traffic), Wall Cladding, Countertops, Exterior Paving, Facades
Not Recommended For
— (Suitable for most Applications)
Installation Method
Thin-Set or Thick-Bed Mortar; Mechanical Fixing for Facades; Proper Joint Spacing Required
Maintenance
Low Maintenance; Periodic Sealing Recommended; Clean with pH-Neutral Products
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2600 – 2750 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
130 – 250 Mpa
Flexural Strength (ASTM C880 / EN 12372)
10 – 20 Mpa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
6 – 7
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
6.0 – 8.0 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.6 – 0.8 (Good)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Flooring (High Traffic), Wall Cladding, Countertops, Exterior Paving, Facades
Not Recommended For
— (Suitable for most Applications)
Installation Method
Thin-Set or Thick-Bed Mortar; Mechanical Fixing for Facades; Proper Joint Spacing Required
Maintenance
Low Maintenance; Periodic Sealing Recommended; Clean with pH-Neutral Products
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2600 – 2750 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
130 – 250 Mpa
Flexural Strength (ASTM C880 / EN 12372)
10 – 20 Mpa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
6 – 7
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
6.0 – 8.0 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.6 – 0.8 (Good)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Flooring (High Traffic), Wall Cladding, Countertops, Exterior Paving, Facades
Not Recommended For
— (Suitable for most Applications)
Installation Method
Thin-Set or Thick-Bed Mortar; Mechanical Fixing for Facades; Proper Joint Spacing Required
Maintenance
Low Maintenance; Periodic Sealing Recommended; Clean with pH-Neutral Products
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Overview of Stone Properties
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2600 – 2750 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
130 – 250 Mpa
Flexural Strength (ASTM C880 / EN 12372)
10 – 20 Mpa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
6 – 7
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
6.0 – 8.0 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.6 – 0.8 (Good)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Flooring (High Traffic), Wall Cladding, Countertops, Exterior Paving, Facades
Not Recommended For
— (Suitable for most Applications)
Installation Method
Thin-Set or Thick-Bed Mortar; Mechanical Fixing for Facades; Proper Joint Spacing Required
Maintenance
Low Maintenance; Periodic Sealing Recommended; Clean with pH-Neutral Products
Grade
Premium
Origin
India
Density (ASTM C97 / EN 1936)
2600 – 2750 kg/m³
Water Absorption (ASTM C97 / EN 13755)
0.2 – 0.6%
Compressive Strength (ASTM C170 / EN 1926)
130 – 250 Mpa
Flexural Strength (ASTM C880 / EN 12372)
10 – 20 Mpa
Abrasion Resistance (ASTM C241 / EN 14157)
High
Hardness (Mohs Scale)
6 – 7
Porosity
Low
Frost Resistance (EN 12371)
Excellent
Chemical Resistance (ASTM C650)
Very Good
Thermal Expansion (ASTM C531 / EN 14581)
6.0 – 8.0 ×10⁻⁶ /°C
Fire Reaction Class (EN 13501-1)
Class A1 (Non-Combustible)
Slip Resistance (Honed) (ASTM C1028 / EN 14231)
0.6 – 0.8 (Good)
Surface Finish Tolerance (ASTM C499 / EN 1469)
±1.0 mm
Recommended Applications
Flooring (High Traffic), Wall Cladding, Countertops, Exterior Paving, Facades
Not Recommended For
— (Suitable for most Applications)
Installation Method
Thin-Set or Thick-Bed Mortar; Mechanical Fixing for Facades; Proper Joint Spacing Required
Maintenance
Low Maintenance; Periodic Sealing Recommended; Clean with pH-Neutral Products
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