Alamut Black Granite
Alamut Black Granite, quarried from the Alamut region of Qazvin, Iran, is a striking igneous stone with a deep black background accented by white crys...
Where to use Alamut Black Granite
Alamut Black Granite: An Introduction
Quarried in the Alamut region of Qazvin, Iran, Alamut Black Granite is a distinguished igneous stone celebrated for its deep, uniform black background adorned with fine white crystalline speckles. This striking visual, often likened to a starry night sky, is matched by its robust physical properties. With a density of 2.77 g/cm³, extremely low water absorption of 0.18%, and a compressive strength of approximately 140–150 MPa, it is an ideal material for both demanding structural applications and sophisticated architectural designs.
Pros and Cons of Alamut Black Granite
Understanding the characteristics of Alamut Black Granite helps in determining its suitability for specific projects. Below is a summary of its advantages and considerations:
- Pros: Exceptional durability for high-traffic areas, very low water absorption (0.18%) making it stain-resistant, and a timeless aesthetic suitable for both modern and classic designs.
- Cons: Like most dark-colored granites, surface scratches or dust may become more visible under certain lighting, and careful selection is required to ensure color uniformity across different batches.
Key Features and Properties
Alamut Black Granite's technical excellence is defined by its dense, non-porous composition. This structure ensures outstanding resistance to moisture, frost, and general wear, making it suitable for interior and exterior settings. Its key attributes include:
- Low Water Absorption: At just 0.18%, it is highly resistant to stains and moisture damage, perfect for wet areas and humid climates.
- High Compressive & Abrasion Resistance: With a compressive strength of approximately 140–150 MPa and an abrasion resistance of 3.3, it is engineered to withstand high traffic and heavy loads.
- Distinctive Aesthetic: The uniform black color and regular white speckles provide a unique, elegant, and contemporary look, setting it apart from other dark stones.
- Versatile Finishes: It can be processed to a polished, honed, leathered, flamed, or sandblasted finish, offering design flexibility for various project needs.
Technical Specifications of Alamut Black Granite
The specifications below are representative of Alamut Black Granite based on available geological data; for project-critical engineering requirements, please request detailed supplementary reports when inquiring about a quote.
| Property | Value |
|---|---|
| Stone type | Granite |
| Quarry / origin | الموت, استان قزوین |
| Texture | Granular |
| Suitable space | Indoor & Outdoor |
| Colors | Black, White (Crystalline Grains) |
| Applications | Modern Facade Stone, Interior Facade Stone, Building Exterior Facade Stone, Wall Stone (Partition or Interior Facade), Parking Floor Stone, Office & Commercial Flooring Stone, Home Flooring Stone, Yard Floor Stone, General Flooring Stone, Elevator Cabin Floor Stone, Slab Stone, Cabinet Stone, Bathroom Stone, Stair Stone, Tombstone, Main Building Facade, Window Frames, Columns & Capitals, Facade Stone Tools, Interior Lobby & Common Area Walls, Staircase Walls or Decorative Spaces |
| Finish type | Polished, Leathered, Flamed, Honed, Sandblasted, Chiseled, Natural |
| Processing type | Polished, Calibrated, Epoxy Treated, Resin Treated, Cut |
| Grades | Super, Grade 1, Export Grade, Commercial |
| Thicknesses | 2 cm, 3 cm, 1.5 cm, 4 cm |
| Dimensions | تایل: تایل, اسلب: اسلب, طولی: طولی, پله: پله, نما: نما |
| Water absorption | 0.18% |
| Compressive strength | approx. 140–150 MPa |
| Abrasion resistance | 3.3 (standard unit) |
| Porosity | Up to 2.5% |
Technical Specification Comparison
This comparison table helps architects and contractors evaluate the technical properties of Alamut Black Granite against other dark granite alternatives for high-performance construction projects.
| Feature | Alamut Black Granite | Serkan Black Granite | Tuyserkan Black Granite | Infinity Gold Granite |
|---|---|---|---|---|
| Stone Type | Granite | Granite | Granite | Granite |
| Water Absorption | 0.18% | 0.03% | ~0.07% | 2.46% |
| Compressive Strength | ~140–150 MPa | ~145 MPa | ~149 MPa | Unknown |
| Density | ~2.77 g/cm³ | — | — | — |
| Porosity | Up to 2.5% | < 0.5% | Very low | 5.68% |
| Best Application | Facade & Flooring | Facade & Flooring | Elevators & Stairs | Interior Decorative |
Which one should you choose?
- If high resistance to moisture and frost is your priority for outdoor facades, Alamut Black Granite or Serkan Black Granite are highly suitable due to their extremely low water absorption.
- If you require an exceptionally dense and compact stone for indoor high-traffic areas like elevator cabins, Tuyserkan Black Granite is a preferred option.
- If your project focuses on luxury interior aesthetics with gold-toned veining rather than heavy-duty structural performance, Infinity Gold Granite is a decorative choice; however, its high porosity makes it unsuitable for outdoor or wet environments.
- Note that Alamut Black Granite serves as a versatile solution for both exterior facades and high-traffic parking floors, whereas more porous stones should be strictly limited to indoor decorative use.
Architectural Applications
Given its durability and aesthetic versatility, this granite is widely utilized across a spectrum of architectural projects. Its high density and low porosity make it an excellent choice for interior and exterior flooring, wall cladding, kitchen countertops, and staircases. For outdoor environments, it performs exceptionally well in building facades, paving, pool coping, and monuments, offering reliable resilience against harsh weather conditions and freeze-thaw cycles.
Pros and Cons of Alamut Black Granite
Understanding the characteristics of Alamut Black Granite helps in making an informed decision for your specific project requirements.
- Pros: High compressive strength, very low water absorption (suitable for outdoor use), and a sophisticated, uniform dark appearance.
- Cons: Being a dark, polished surface, it may show dust or water spots more readily than lighter stones, and requires professional handling due to its significant density.
Selection and Installation Considerations
Due to its high density and weight, handling and installing Alamut Black Granite requires professional expertise and appropriate heavy-duty tools. Its low porosity means it has lower natural adhesion, so using high-quality, specialized adhesives and mortars is critical for a secure and lasting installation, particularly for vertical applications. It is recommended to select the appropriate thickness for the project: 2 cm for wall cladding and interior uses, and 3 cm or more for heavy-traffic flooring and exterior paving to ensure maximum stability and longevity. Viewing sample slabs from the same batch is always advised to check color consistency and the distribution pattern of its distinctive white crystalline grains.
Alamut Black Granite is a dense, low-porosity igneous stone characterized by its deep black tones and fine-grained crystalline texture, providing a sophisticated solution for both high-traffic flooring and elegant facade applications.
Professional Summary
Alamut Black Granite is a premier choice for architects and developers seeking a blend of high-end aesthetics and technical endurance. Characterized by its remarkably low water absorption (~0.18%) and high compressive strength (~140–150 MPa), it provides exceptional durability for both interior and exterior applications. While its high density necessitates professional installation, its deep, sophisticated appearance makes it an ideal selection for modern, high-traffic commercial and residential projects.
| Technical Property | Value (Approx.) |
|---|---|
| Water Absorption | 0.18% |
| Compressive Strength | 140 - 150 MPa |
| Bulk Density | 2.77 g/cm³ |
| Product | Water Absorption (%) | Compressive Strength (MPa) |
|---|---|---|
| Alamut Black | 0.18 | ~140 - 150 |
| Serkan Black | 0.03 | ~145 |
| Tuyserkan Black | 0.07 | ~149 |
| Feature | Pros | Cons & Considerations |
|---|---|---|
| Performance | Low water absorption and high compressive strength. | High density requires professional installation. |
| Aesthetics | Sophisticated deep black color for modern designs. | Natural variations in grain and texture possible. |
Pros and Cons of Alamut Black Granite
- Pros:
- Exceptional durability with very low water absorption (~0.18%).
- High compressive strength (~140–150 MPa) for heavy-traffic areas.
- Deep, consistent black aesthetic ideal for high-end architecture.
- Highly resistant to environmental factors for exterior cladding.
- Cons & Important Considerations:
- Natural Variations: Slight differences in crystalline grain and texture between batches are inherent to natural stone.
- Maintenance: Regular use of high-quality sealants is recommended to protect the polished finish.
- Installation: High density requires professional-grade cutting and specialized installation expertise.
- Surface Sensitivity: To prevent spotting, use only pH-neutral cleaning solutions.
| Stone Type | Granite |
| Suitable for | Indoor & Outdoor |
| Texture | Granular |
| Mine | Alamut, Qazvin Province |
| Colors | Black، White (Crystalline Grains) |
| Qualities | Super، Grade 1، Export Grade، Commercial |
| Thicknesses | 2 cm، 3 cm، 1.5 cm، 4 cm |
| Compressive | 1440 MPa |
| Abrasion | 3.3 (standard unit) |
| Water Abs. | 0.18 percent |
| Porosity | Up to 2.5 percent |
What are the primary technical specifications of Alamut Black Granite regarding density and moisture resistance?
Alamut Black Granite features a high density of 2.77 g/cm³ and an exceptionally low water absorption rate of 0.18%. This dense, non-porous structure ensures strong resistance to moisture, staining, and frost wear.
Where is Alamut Black Granite quarried?
This natural igneous stone is quarried in the Alamut region located in Qazvin province, Iran. It is recognized for its deep black background accented by fine white crystalline speckles.
What makes Alamut Black Granite suitable for high-traffic flooring and heavy structural loads?
The stone is engineered with a compressive strength of 1440 MPa and an abrasion resistance value of 3.3. These mechanical properties allow it to withstand heavy traffic and structural stress without premature wear.
How does Alamut Black Granite visually differ from Black Galaxy granite?
Alamut Black features a uniform, deep black base with fine, evenly distributed white speckles for a subtle starry-sky aesthetic. In contrast, Black Galaxy is characterized by prominent gold or copper-colored bronzite flecks.
What critical installation practices are required when setting Alamut Black Granite?
Because of its high density and low porosity, installers must use specialized, high-grade adhesives and mortars rather than standard bonding agents, particularly for vertical cladding. Slabs of 2 cm are advised for walls and 3 cm or more for heavy-traffic paving.
What surface finishes can be applied to Alamut Black Granite for different architectural projects?
Alamut Black Granite can be processed into polished, honed, leathered, flamed, or sandblasted finishes, allowing architects to tailor surface texture for both interior and exterior requirements.
