White Marble Stone
Qorveh Marble is a premium crystalline metamorphic natural stone from the Kurdistan province of Iran, characterized by its elegant veined texture and ...
Where to use White Marble Stone
What is Qorveh Marble? A Crystalline Metamorphic Stone
Qorveh marble is a premium crystalline metamorphic natural stone quarried in the Qorveh region of Kurdistan Province, Iran. Formed through the recrystallization of limestone under intense geological pressure and heat, its dominant mineral is calcite, which gives the stone its characteristic crystalline structure and unique light-transmitting properties. This stone is a strategic export product with a global brand registered with the World Intellectual Property Organization (WIPO).
Technical Characteristics and Performance
Qorveh marble is distinguished by its low porosity and ability to achieve a high-gloss finish, making it a premium choice for luxury interior designs. The following table details the physical properties of the stone based on standard testing:
| Property | Value / Range |
|---|---|
| Water Absorption | 0.06% to 0.7% |
| Compressive Strength | 500 to 1,400 kg/cm² (approx. 100 to 180 MPa) |
| Abrasion Resistance | Medium (approx. 18 to 20 on hardness scale) |
| Porosity | Low (less than 1%) |
- Light transmission: The crystalline calcite structure permits light to pass through the stone, enabling backlit installations and dramatic lighting effects in interior spaces.
- Surface finishes: Polished, honed, and leather finishes are commonly applied, each producing a distinct visual and tactile result.
- Color and veining: The stone features a white background with gray and dark veins, and some varieties exhibit honey-colored streaks, creating natural movement.
Pros and Cons
Pros
- Exceptional Aesthetics: Distinctive crystalline texture and elegant natural veining.
- Light Transmission: High ability to diffuse light, making it ideal for creating bright, modern interiors.
- Low Porosity: Features low water absorption (typically ranging from 0.15% to 0.7% by weight), providing excellent resistance to staining when maintained correctly.
- Versatile Finishes: Available in multiple finishes, including polished, honed, and leathered, to suit various design needs.
Cons
- Chemical Sensitivity: Susceptible to etching from acidic substances (such as lemon juice or vinegar) and harsh chemical cleaners.
- Traffic Considerations: Due to moderate abrasion resistance, it is best suited for indoor environments rather than high-traffic outdoor or heavy-duty industrial areas.
- Natural Variation: As a natural metamorphic stone, slight variations in color, vein pattern, and texture between different batches or slabs are inherent and expected.
Architectural Applications
Qorveh marble is primarily selected for interior applications where its aesthetic qualities can be fully appreciated. Typical uses include lobby wall cladding, kitchen countertops, bathroom surfaces, staircases, and feature walls in commercial and residential projects. The stone is commonly supplied in slab dimensions, and book-matched or four-matched slab layouts are frequently specified to create symmetrical veining patterns. Its low water absorption also makes it suitable for interior wet areas such as bathrooms and spas.
Comparing White Marble Stone with Similar Products
Selecting the right marble requires balancing aesthetic intent with technical performance. This comparison helps architects and contractors evaluate the mechanical properties and suitability of our White Marble Stone against other premium options in our inventory.
| Technical Feature | White Marble Stone | Kavosh Marble | Kerman Green Onyx Marble | Khoy Marble |
|---|---|---|---|---|
| Stone Type | Marble (Calcite) | Marble | Marble | Marble Stone |
| Texture | Veined | Cloud & Wind | Veined | Crystalline & Semi-transparent |
| Available Colors | White, Cream, Green, Pink, Black | Cream, White | Green, White, Gold | White, Cream, Light Green, Milky, Honey |
| Water Absorption (ASTM C503) | 0.18% to 0.52% | < 0.1% | Approx. 0.2% to 0.5% | Low (approx. 0.5% to 1.5%) |
| Compressive Strength | 500 to 1500 kg/cm² | — | Approx. 70 to 100 MPa | — |
| Abrasion Resistance | Medium (approx. 18-20 hardness) | — | Medium | — |
| Porosity | < 1% | Very Low | Approx. 0.5% to 1.5% | Low (approx. 0.5% to 1.5%) |
| Recommended Use | Interior Facades, Walls, Flooring, Stairs | Interior Facades, Walls, Slab, Cabinet, Stairs | Interior Facades, Walls, Flooring, Elevator Cabin | Modern Facade, Walls, Slab |
Which one should you choose?
To ensure the best fit for your project's technical requirements and design vision, consider these professional recommendations:
- White Marble Stone: Best for high-load-bearing indoor projects and versatile design schemes requiring a wide color spectrum and reliability (up to 1500 kg/cm²).
- Kavosh Marble: Ideal for moisture-sensitive areas where extremely low water absorption (<0.1%) is a priority for durability.
- Kerman Green Onyx Marble: The premier choice for luxury accents, such as elevator cabins or feature walls, where specialized green/gold tones are required.
- Khoy Marble: Recommended for projects emphasizing a semi-transparent, crystalline, or milky visual effect.
Selection and Installation Considerations
When selecting Qorveh marble, it is essential to consider its mineral composition for long-term performance. As a calcite-based metamorphic stone, it is sensitive to acidic substances (such as lemon, vinegar, or harsh chemical cleaners); using mild, pH-neutral detergents is recommended to preserve its polished finish and prevent etching. Since the stone's water absorption typically ranges between 0.15% and 0.7%, it is highly optimized for indoor environments, including partitions, decorative feature walls, and low-traffic flooring.
For professional installation, ensuring a clean, dry, and level substrate is critical. Given its weight and crystalline structure, using high-quality, stone-specific adhesives is recommended. For vertical applications, ensure the substrate can support the specific slab thickness, commonly available in 2 cm or 3 cm. To minimize moisture absorption and maintain the stone's natural luster, applying a professional sealer after installation is highly recommended.
Technical Specifications of White Marble Stone
The specifications below are taken from the geological and laboratory data for this product. Please note that as a natural stone, physical properties such as color patterns, veining, and exact dimensions may vary slightly between batches. For project-critical engineering requirements, please request supplementary test reports when inquiring for a quote.
| Property | Value |
|---|---|
| Stone type | Marble |
| Quarry / origin | Ghorveh, Kurdistan Province, Iran; Kerman & Kashan |
| Texture | Veined |
| Suitable space | Indoor |
| Colors | White, Cream, Green, Pink, Black |
| Applications | Interior Facade Stone, Wall Stone (Partition or Interior Facade), Home Flooring Stone, Slab Stone, Cabinet Stone, Bathroom Stone, Stair Stone, Modern Minimalist Facade with Light Stone, Interior Lobby & Common Area Walls, Staircase Walls or Decorative Spaces |
| Finish type | Polished, Honed, Leathered |
| Processing type | Cut, Calibrated, Polished, Resin Treated |
| Grades | Grade 1, Grade 2, Super, Commercial |
| Thicknesses | 2 cm, 3 cm |
| Dimensions | Tile, Slab, Stair |
| Water absorption | 0.15% - 0.7% |
| Compressive strength | 500 to 1400 kg/cm2 (approx. 100 to 180 MPa) |
| Abrasion resistance | Medium (approx. 18 - 20 on Mohs scale) |
| Porosity | Low (approx. 0.3%) |
Product Comparison
| Feature | White Marble (Ghorveh) | Kavosh Marble | Kerman Green Onyx |
|---|---|---|---|
| Stone Type | Marble | Marble | Onyx Marble |
| Primary Colors | White, Cream, Green, Pink, Black | Cream, White | Green, White, Gold |
| Water Absorption | 0.15% - 0.7% | < 0.1% | 0.2% - 0.5% |
| Best Application | Indoor Walls & Flooring | Interior Facade & Slabs | Decorative Walls & Elevators |
| Texture | Veined | Cloud & Wind | Veined |
| Stone Type | Marble |
| Suitable for | Indoor |
| Texture | Veined |
| Mine | Ghorveh (Kurdistan), Kerman and Kashan, Iran |
| Colors | White، Cream، Green، Pink، Black |
| Qualities | Grade 1، Grade 2، Super، Commercial |
| Thicknesses | 2 cm، 3 cm |
| Compressive | 500 to 1500 kg/cm² |
| Abrasion | 3.5 to 4.1 - Medium, Suitable for low-traffic areas |
| Water Abs. | 0.18 to 0.52% |
| Porosity | Low - Less Than 1% |
What enables Qorveh marble to be backlit for interior design installations?
The stone possesses a crystalline calcite structure that transmits light, creating dramatic luminous effects when illuminated from behind. This natural translucency makes it particularly popular for statement feature walls, decorative reception counters, and luxury interior focal points.
Why is Qorveh marble limited for high-traffic flooring and sunny exterior walls?
Direct sun exposure can alter the stone over time, while its relatively softer composition compared to granite makes it prone to surface wear in heavy-foot-traffic areas. Additionally, its surface requires protection from acidic liquids and harsh chemical cleaners to avoid etching.
Which surface finishes and slab layouts are available for architectural projects?
It is offered in polished, honed, and leather finishes across calibrated slab dimensions. Slabs can also be arranged in book-matched or four-matched layouts to produce symmetrical, bookmarked veining patterns across large wall surfaces.
Can White Qorveh marble be safely specified for bathrooms and wet areas?
Yes, its low water absorption rate makes it fully suitable for wet environments such as luxury bathrooms and spas. In these settings, it provides strong moisture resistance alongside high polish retention when maintained with mild detergents.
Where is this natural stone quarried and certified internationally?
It originates from the Qorveh region in Kurdistan Province, Iran. The deposit holds an officially registered global trademark with the World Intellectual Property Organization (WIPO), establishing its authenticity for international export.
