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White Mamba Granite

Granite

Angola

About

Item Details

Material Type:
Granite
Origin:
Angola
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, fireplaces, window sills
Additional Names:
Grey HM Granite, Mamba White Granite, Mamba Grey Granite
Finished Surface:
Polished,Flamed,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Chiseled,Pickling

Testing

Water Absorption:
0.10 – 0.30 %
Density:
2670 – 2710 kg/m³
Flexural Strength:
16 – 17 MPa
Compressive Strength:
210 – 230 MPa

Description

White Mamba Granite is a durable and elegant natural stone quarried in Angola, distinguished by its medium coarse-grained texture and sophisticated combination of silver gray, white, and dark silver-gray mineral speckles. Its balanced appearance delivers a timeless aesthetic that works equally well in contemporary, minimalist, and traditional architectural designs. The stone offers excellent structural performance, low porosity, and outstanding weather resistance, making it suitable for both interior and exterior applications.

The harmonious blend of light and dark minerals creates subtle visual movement while maintaining excellent consistency across large installations.

Texture & Structure

White Mamba Granite possesses a medium coarse-grained crystalline structure with tightly interlocked mineral crystals that provide superior durability and long-term stability.

  • Texture: Medium coarse crystalline
  • Structure: Dense, interlocking igneous structure
  • Surface character: Uniform granular appearance Compactness: High density with low porosity
  • Grain distribution: Evenly dispersed throughout the surface
  • Its consistent mineral arrangement allows for excellent fabrication and dimensional stability.

Pattern & Appearance

  • Base color: Silver gray to light gray
  • Secondary tones: White and dark silver-gray
  • Pattern: Uniform speckled pattern
  • Movement: Subtle natural variation
  • Visual effect: Elegant, balanced, and timeless
  • Style compatibility: Contemporary, modern, industrial, and classical designs

Each slab displays natural variations while maintaining overall visual consistency.

Physical & Mechanical Properties

  • Density: 2,670 – 2,710 kg/m³
  • Water Absorption: 0.10 – 0.30%
  • Apparent Porosity: 0.3 – 0.7%
  • Compressive Strength: 210 – 230 MPa
  • Flexural Strength: 16 – 17 MPa
  • Tensile Strength: 8 – 12 MPa
  • Abrasion Resistance: Excellent
  • Frost Resistance: Excellent
  • Impact Resistance: High
  • Thermal Resistance: Excellent
  • Hardness (Mohs): 6 – 7

Chemical Composition (% by Weight)

  • SiO₂ (Silicon Dioxide): 68 – 74%
  • Al₂O₃ (Aluminum Oxide): 13 – 16%
  • K₂O (Potassium Oxide): 4 – 6%
  • Na₂O (Sodium Oxide): 2 – 4%
  • Fe₂O₃ (Iron Oxide): 1 – 3%
  • CaO (Calcium Oxide): 1 – 2%
  • MgO (Magnesium Oxide): 0.5 – 1.5%
  • TiO₂ (Titanium Dioxide): 0.2 – 0.6%
  • Loss on Ignition: <0.5%

Mineral Composition (% by Weight)

  • Feldspar: 45 – 55%
  • Quartz: 25 – 35%
  • Biotite: 8 – 12%
  • Hornblende: 5 – 10%
  • Muscovite: 1 – 3%
  • Accessory Minerals: 1 – 3%

Available Surface Finishes 

White Mamba Granite is available in: Polished, Honed, Leathered, Brushed, Flamed, Sandblasted, Tumbled, Waterjet Cut, Machine-Cut

Applications

Interior Applications

  • Flooring Wall cladding
  • Kitchen countertops
  • Island tops
  • Vanity tops
  • Staircases
  • Fireplace surrounds
  • Tabletops
  • Reception desks

Exterior Applications

  • Building façades
  • Exterior wall cladding
  • Paving, Walkways, Garden pathways
  • Pool surrounds
  • Outdoor stairs
  • Landscaping features

Commercial Applications

  • Hotels
  • Airports
  • Shopping malls
  • Hospitals
  • Corporate offices
  • Public buildings

Maintenance Guidelines

Clean regularly with a pH-neutral stone cleaner. Avoid acidic and abrasive cleaning products. Seal periodically, especially in high-traffic or exterior installations. Remove spills promptly. Use protective pads beneath heavy furniture. Avoid dragging metal objects directly across the surface. Reseal every 2–4 years depending on usage conditions.

White Mamba Granite is a versatile Angolan natural stone that combines elegant silver-gray coloration with excellent technical performance. Its medium coarse-grained structure, low water absorption, and superior durability make it an ideal material for residential, commercial, and large-scale architectural projects requiring a refined and long-lasting natural stone solution.

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