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Urban Gray Marble

Urban Gray Marble

Marble

Spain

About

Item Details

Material Type:
Marble
Origin:
Spain (Murcia)
Recommended Usage:
kitchen and bathroom countertops, wash basins, building stone, ornamental stone, stairs, interior, exterior wall and floor applications, mosaic, waterjet pattern, wall panels, table tops, balustrades, columns, wall and pool copings, pool pavers, sculptures, fireplaces, window sills
Additional Names:
Urban Grey Marble, Marmol Gris Urban
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Chiseled,Pickling

Testing

Water Absorption:
0.15 %
Density:
2700 kg/m³
Flexural Strength:
21.7 MPa
Compressive Strength:
151.5 MPa

Description

Urban Gray Marble is a sophisticated calcitic marble quarried in Murcia, Spain, appreciated for its contemporary bluish-grey and silver-grey appearance combined with soft cloudy movements and elegant tonal transitions. Its refined modern aesthetic and compact crystalline structure make it highly suitable for luxury residential, hospitality, and commercial architectural applications.

Color & Appearance

Urban Gray Marble features a balanced palette of bluish-grey, silver-grey, and light ash-grey tones with soft cloudy shading and subtle flowing mineral movement. The stone displays a calm and uniform visual texture with occasional delicate white calcite streaks and smoky undertones, creating a clean and modern natural stone appearance.

Texture & Structure

This marble possesses a compact crystalline texture with fine-to-medium grain composition typical of premium calcitic marbles. The structure is dense and homogeneous with very low visible porosity. Its smooth texture allows excellent polishing capability while maintaining an elegant natural depth and soft reflective surface.

Pattern

  • Soft cloudy movements
  • Light flowing mineral shades
  • Subtle tonal variations
  • Uniform modern appearance
  • Occasional faint calcite veining
  • Contemporary minimalist visual structure

Physical-Mechanical Properties

  • Petrographic Classification: Calcitic Marble
  • Water absorption at atmospheric pressure: 0.15%
  • Apparent density: 2,700 kg/m³
  • Abrasion resistance: 3.23 mm
  • Compressive strength: 151.5 MPa
  • Flexural strength: 21.7 MPa
  • Freeze-thaw resistance (12 cycles): 0.15%
  • Thermal shock resistance: < 0.1
  • Slip resistance in dry conditions: 82 DR
  • Slip resistance in wet conditions: 50 Wet
  • Open porosity: < 0.1%
  • Hardness Mohs Hardness: 3 – 4

 * Dense crystalline composition with good durability and excellent surface finishing characteristics.

Chemical Composition (% by weight)

  • Calcium Carbonate (CaCO₃): 94 – 98%
  • Magnesium Carbonate (MgCO₃): 0.5 – 2%
  • Silica (SiO₂): 0.3 – 1.2%
  • Iron Oxides & Natural Pigments: 0.1 – 0.8%
  • Trace Minerals: < 1%

Mineral Composition (% by weight)

  • Calcite: 92 – 97%
  • Dolomite: 1 – 3%
  • Quartz: 0.5 – 2%
  • Mica & Clay Minerals: Trace amounts
  • Iron-bearing minerals: Minor traces contributing to bluish-grey tones

Applications & Usage

Urban Gray Marble is suitable for:

  • Interior flooring
  • Wall cladding
  • Bathroom walls and vanity tops
  • Kitchen countertops
  • Hotel lobbies
  • Commercial interiors
  • Staircases and risers
  • Fireplace surrounds
  • Reception counters
  • Feature walls
  • Luxury residential projects
  • Contemporary architectural designs

Maintenance

Urban Gray Marble should be maintained using pH-neutral stone cleaners and periodic sealing to preserve stain resistance and surface appearance. Acidic cleaning agents and abrasive chemicals should be avoided to prevent etching or surface dullness. Routine cleaning with soft cloths and non-abrasive materials is recommended for long-term preservation.

FAQ

Is Urban Gray Marble a suitable choice for gravestones?

Urban Gray Marble could be a suitable choice for gravestones, depending on several factors. Here are some points to consider: 1. **Aesthetic Appeal**: Urban Gray Marble has a distinctive appearance, often featuring soft, subtle veining and a polished finish, which can be visually appealing for a gravestone. 2. **Durability**: Marble is generally less durable than granite, the most common material for gravestones, as it is more susceptible to weathering and erosion over time. This means that Urban Gray Marble may not last as long in certain climates, especially where there are extreme weather conditions. 3. **Maintenance**: Marble requires regular maintenance to keep its appearance as it can stain or develop a patina over time. For gravestones, which might not be cleaned often, this could be a downside. 4. **Cost**: Marble can be more expensive than other materials, such as granite or bronze, potentially making it a pricier option for gravestones. 5. **Symbolic Meaning**: Marble has been used traditionally in sculpture and architecture, which might add an element of historical or cultural significance to the gravestone. 6. **Local Regulations**: Some cemeteries have guidelines or restrictions regarding the materials used for gravestones, so its essential to check with them before choosing marble. Ultimately, selecting Urban Gray Marble for a gravestone depends on personal preference, budget, maintenance willingness, and cemetery regulations. If the aesthetic and symbolic appeal outweigh the potential downsides, Urban Gray Marble could be a suitable choice.

Is Urban Gray Marble suitable for sculpture, and is it durable outdoors?

Urban Gray Marble can be suitable for sculpture, as marble is a popular material for sculptors due to its workability and aesthetic appeal. However, when considering its use for outdoor sculptures, there are a few factors to take into account regarding its durability. 1. **Wear and Tear**: Marble, in general, is softer and more prone to scratching and chipping compared to other stones like granite. If the sculpture is in an area with a lot of interaction or potential contact, it may suffer from physical wear over time. 2. **Weather Resistance**: Marble is susceptible to weathering, especially in environments with acidic rain, pollution, or freeze-thaw cycles. Over time, these elements can erode the surface, leading to pitting or loss of detail. 3. **Maintenance**: To ensure the longevity of a marble sculpture outdoors, regular maintenance such as cleaning and sealing may be necessary to protect it from the elements. In conclusion, while Urban Gray Marble can be used for outdoor sculpture, expectations regarding its long-term durability should be managed, and appropriate protective measures should be considered to maintain its appearance.

If I use Urban Gray Marble as a bar countertop, will alcoholic drinks damage its surface over time?

Using Urban Gray Marble or any marble for a bar countertop can be a beautiful choice, but its important to be aware of its characteristics, especially in relation to alcoholic drinks. Marble is a natural stone that is more porous and softer compared to other countertop materials like granite or quartz. This makes it more susceptible to staining, etching, and scratching. Alcoholic drinks can potentially damage marble surfaces over time due to their acidic content and potential for staining. Here are some factors to consider: 1. **Etching:** When acidic substances, including alcohol, come into contact with marble, they can cause a chemical reaction known as etching. This can leave dull spots or marks on the polished surface. 2. **Staining:** Wines, liqueurs, and other colored alcoholic drinks can stain marble if they are not wiped up quickly. Marbles porous nature allows liquids to seep into the stone, causing discoloration. 3. **Sealants:** Applying a high-quality sealant can provide some level of protection against staining, but it wont completely prevent etching. Sealants need to be reapplied periodically to maintain the protective barrier. 4. **Maintenance:** Regular cleaning with a pH-neutral, non-abrasive cleaner specifically designed for natural stone is important to maintain the marbles appearance. Immediate cleanup of spills will also help minimize potential damage. If you choose to use Urban Gray Marble for your bar countertop, consider using coasters, trays, or mats to protect the surface from direct contact with alcoholic drinks. Regular sealing and prompt cleaning are essential to help maintain its beauty over time.

Can 18mm thickness Urban Gray Marble be used for a commercial kitchen countertop?

When considering the use of Urban Gray Marble, or any type of marble, for a commercial kitchen countertop, there are several factors to consider: 1. **Durability**: Marble is a relatively soft and porous natural stone compared to other materials like granite or quartz. In a high-traffic commercial kitchen, it might be more prone to scratches, stains, and etching from acidic substances such as lemon juice or vinegar. 2. **Thickness**: An 18mm thickness is on the thinner side for a countertop. While it might be suitable for lighter use or residential applications, commercial settings might benefit from thicker surfaces to withstand heavier use and potential impact. 3. **Maintenance**: Marble requires regular sealing and maintenance to protect it from staining and damage. In a busy commercial kitchen, maintaining such a schedule might be challenging and logs could become a burden. 4. **Aesthetics vs. Functionality**: While Urban Gray Marble provides a beautiful, sleek appearance, the aesthetic appeal should be balanced against the functional needs of a commercial kitchen. Materials that are stain-resistant, heat-resistant, and low-maintenance might be more suitable. 5. **Regulatory Compliance**: Ensure that the material choice complies with local health codes and regulations in commercial food preparation areas. In conclusion, while Urban Gray Marble can be used for a commercial kitchen countertop, it may not be the most practical choice due to its potential for damage and maintenance requirements. Consider consulting with a professional to explore materials that offer greater durability and ease of maintenance for your specific commercial kitchen needs.

How can I repair the scratched surface of the Urban Gray Marble steps?

Repairing scratches on Urban Gray Marble steps involves a few careful steps to restore their appearance. Heres a general guide to help you with the process: 1. **Clean the Surface**: Start by cleaning the marble steps to remove any dirt or debris. Use a soft cloth or sponge with warm water and a pH-neutral cleaner specifically designed for marble. Avoid harsh chemicals that can damage the stone. 2. **Assess the Damage**: Determine the depth of the scratches. Light scratches might be removed with polishing, while deeper scratches may require more intensive repair. 3. **Polish Light Scratches**: - Use a marble polishing powder or compound suitable for your type of marble. Follow the manufacturers instructions for best results. - Apply the polishing powder to the scratched area with a damp sponge or cloth, using small circular motions. - Buff the area gently until the scratch diminishes or disappears. 4. **Deeper Scratch Repair**: - For deeper scratches, you might need to use sandpaper or a diamond abrasive pad. Start with the lowest grit (e.g., 120) and gradually move to higher grits (e.g., 200, 400) to blend the scratch with the rest of the step. - Wet the sandpaper slightly and sand the scratched area lightly in a circular motion. Be cautious not to over-sand, which could damage the surface further. 5. **Rinse and Dry**: After polishing or sanding, rinse the area with clean water and dry it with a soft towel. 6. **Seal the Marble**: Consider applying a marble sealer to protect the steps from future scratches and stains. Follow the manufacturers instructions for application. 7. **Professional Help**: If the scratches are too deep or the DIY methods do not yield satisfactory results, consider hiring a professional marble restoration service. They have specialized tools and expertise to handle complex repairs. Always test any new product or method on a small, inconspicuous area first to ensure that it does not damage the marble.

Is Urban Gray Marble a suitable choice for facades in cold winter climates?

Urban Gray Marble can be used for facades in cold winter climates, but there are several considerations to keep in mind. Marble is a natural stone known for its aesthetic appeal and luxurious appearance. However, it also has specific properties that may affect its performance in cold climates: 1. **Porosity**: Marble is porous, which means it can absorb moisture. In cold climates, the freeze-thaw cycle can cause the absorbed water to freeze and expand, potentially leading to cracking or spalling over time. 2. **Durability**: While marble is generally a durable material, it is not as hard or resistant to scratching and weathering as granite or engineered stones. This can become a concern in environments with frequent snow and ice, which may require regular maintenance and cleaning. 3. **Thermal Considerations**: Marble can conduct cold, which might not be ideal for energy efficiency. Depending on the building design and insulation, this can affect the buildings internal temperature regulation. 4. **Maintenance**: Marble facades in cold climates may require more maintenance to preserve their appearance and integrity, including sealing to minimize water absorption and regular cleaning to prevent staining or weathering. 5. **Design and Installation**: Proper design and installation techniques can mitigate some of these issues. This includes ensuring proper drainage, using suitable sealants, and possibly incorporating additional insulation in the buildings design. Given these factors, if you choose Urban Gray Marble for a facade in a cold winter climate, its important to work with a designer or architect who has experience with marble in similar conditions and to ensure that the stone is properly sourced, installed, and maintained to extend its lifespan and preserve its appearance.

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