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Xinxilan Grey Marble

Xinxilan Grey MarbleXinxilan Grey MarbleXinxilan Grey Marble
Xinxilan Grey Marble

Marble

China

About

Item Details

Material Type:
Marble
Origin:
China
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, sculptures, fireplaces, window sills
Additional Names:
Xinxilan Gray Marble, New Zealand Grey Marble, in China stone market:新西兰灰(Xīn Xī Lán Huī)
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Chiseled,Pickling

Testing

Water Absorption:
0.20 - 0.50%
Density:
2680 - 2720 kg/m³
Flexural Strength:
9 - 13 MPa
Compressive Strength:
90 - 120 MPa

Description

Xinxilan Grey Marble is a distinctive natural marble quarried in China, characterized by a deep, muted grey background with subtle olive, taupe and brownish-grey undertones. Its warm-dark coloration gives the stone a sophisticated, earthy appearance, while an intricate network of fine light-grey and white veins creates a delicate spiderweb or crackle effect across the surface.

Texture

  • Fine- to medium-grained crystalline texture
  • Compact natural stone structure
  • Slight granular and fossil-like speckling
  • Subtle natural mineral variation
  • Smooth surface capable of taking a high polish
  • Organic, weathered visual character

Pattern & Appearance

Xinxilan Grey Marble has a deep dark-grey to brownish-grey background with understated olive and taupe undertones. The principal characteristic is its fine, irregular and fractured veining. Light-grey and white veins form a scattered, web-like network rather than large sweeping bands. The pattern resembles delicate spiderwebs, natural crackle or fractured mineral formations. Small granular and fossil-like markings can occur throughout the surface, adding depth and enhancing its natural, weathered appearance. Pattern density and vein intensity can vary between blocks and slabs.

Typical Technical Properties

Representative values for comparable Chinese grey marbles; actual quarry test results may vary.

  • Apparent Density: 2,680–2,720 kg/m³
  • Water Absorption: 0.20–0.60%
  • Open Porosity: 0.3–1.2%
  • Compressive Strength, Dry: 90–120 MPa
  • Compressive Strength, Wet: 75–95 MPa
  • Flexural Strength, Dry: 9–13 MPa
  • Flexural Strength, Wet: 7–10 MPa
  • Mohs Hardness: 3–4

Chemical Composition - ComponentApprox. % by Weight

  • CaCO₃: 78–92%
  • MgCO₃: 2–10%
  • SiO₂: 2–7%
  • Fe₂O₃ + FeO: 0.5–3%
  • Al₂O₃: 0.2–2%
  • MgO: 0.5–4%
  • Other oxides: <2%
  • Loss on Ignition: 40–44%

Mineral Composition

  • Calcite: 75–90%
  • Dolomite: 3–12%
  • Quartz: 1–7%
  • Clay / Phyllosilicate Minerals: 1–5%
  • Iron-bearing Minerals: 0.5–3%
  • Other Accessory Minerals: <2%

The darker coloration is associated with fine-grained carbonaceous and silicate minerals, while iron-bearing minerals can contribute subtle brown, olive and warm-grey tones. The light veins are predominantly associated with calcite-rich mineral concentrations and recrystallized mineral-filled fractures.

Recommended Uses

Xinxilan Grey Marble is particularly suitable for decorative and premium interior applications:

Feature walls, Interior wall cladding, Luxury flooring, Bathroom walls, Vanity tops, Countertops, Fireplace surrounds, Hotel and hospitality interiors, Reception desks, Decorative panels, Tabletops and furniture, Columns, Architectural details, Sculptural applications

For heavily trafficked flooring or wet areas, appropriate sealing and installation practices are recommended.

Maintenance

Xinxilan Grey Marble is a calcareous natural stone and should be maintained accordingly.

  • Clean with a pH-neutral stone cleaner.
  • Avoid vinegar, lemon, acidic detergents and descaling chemicals.
  • Wipe spills promptly, especially oils and strongly colored liquids.
  • Apply an appropriate penetrating sealer where required.
  • Reseal periodically according to application and traffic.
  • Avoid abrasive powders and harsh scouring pads.
  • Use cutting boards and protective mats on countertops.
  • Avoid prolonged contact with acidic or alkaline chemicals.
  • Natural fissures and filled veins should be inspected before installation.

Note: The chemical, mineralogical and mechanical values provided are representative ranges for comparable Chinese grey marble. For formal architectural, engineering or procurement specifications, quarry-specific laboratory test results should be obtained from the supplier.

FAQ

What is the standard thickness of Xinxilan Grey Marble stair steps and risers?

The standard thickness for marble stair steps and risers can vary based on the specific design and structural requirements, but generally, marble stair treads (steps) are typically around 30mm (approximately 1.18 inches) thick. Risers might be slightly thinner, often ranging from 20mm to 30mm (approximately 0.79 to 1.18 inches). However, these dimensions can be customized based on the project demands or architectural specifications. For Xinxilan Grey Marble or any specific type, its always best to consult with the supplier or manufacturer for the most accurate and suitable measurements.

Can Xinxilan Grey Marble be used as a mortar and pestle in the kitchen?

Xinxilan Grey Marble is a natural stone that is primarily used for decorative purposes, such as countertops, flooring, and wall cladding. While it is technically possible to use marble as a mortar and pestle, there are several factors to consider: 1. **Porosity**: Marble is a porous material, meaning it can absorb liquids and odors. This might not be ideal for a kitchen tool that is frequently used with various spices and ingredients, as it could retain these flavors and potentially affect future use. 2. **Durability**: Although marble is relatively hard, it is softer than other materials commonly used for mortar and pestles, such as granite. Marble can be prone to chipping and scratching, especially with heavy pounding or grinding. 3. **Maintenance**: Marble requires regular sealing and maintenance to avoid staining and damage. Using it in a high-wear application like a mortar and pestle could lead to more frequent maintenance needs. 4. **Safety**: Ensure that any marble used in the kitchen is food-safe and hasnt been treated with harmful chemicals. For kitchen use, its generally recommended to use mortar and pestle sets made from more durable and less porous materials like granite or ceramic. These materials are better suited to withstand the rigors of grinding and pounding common in kitchen applications.

If I use 1.2 cm thick Xinxilan Grey Marble as a table top, will it be strong enough? Will it break easily?

Using 1.2 cm thick Xinxilan Grey Marble as a tabletop depends on several factors, such as the dimensions of the table, the type of support structure, the intended use, and the specific properties of the marble. 1. **Thickness**: At 1.2 cm (approximately 0.47 inches), the marble is relatively thin for a tabletop. Marble is a natural stone, and while it is strong, it is also brittle and can be prone to cracking under stress or impact. 2. **Support Structure**: The strength and stability of the table depend largely on how well-supported the marble slab is. Adequate support, especially beneath the entire marble surface, can help prevent sagging or cracking. A solid substructure, such as plywood or a metal frame, would provide additional strength. 3. **Intended Use**: Consider how the table will be used. If it’s primarily decorative or used for light activities, it may hold up well. However, for heavy use or holding significant weight, the risk of damage increases with thinner marble. 4. **Span and Size**: Larger spans without support or joints increase the risk of the marble breaking under its own weight or from external forces. Smaller tables or those with frequent support are less likely to encounter issues. 5. **Environmental Factors**: Marble can be sensitive to changes in temperature and moisture, which can affect its durability over time. Ensure the table is not exposed to such conditions that could compromise the stone. To ensure the durability of your 1.2 cm thick marble tabletop, it would be wise to consult with a professional installer or structural engineer. They can assess your specific setup and provide advice tailored to your needs, ensuring safety and longevity. If durability and safety are primary concerns, you might want to consider using a thicker slab or a different material known for its tensile strength.

Do I have to seal Xinxilan Grey Marble kitchen countertop every year?

Xinxilan Grey Marble is a natural stone, and like most marble surfaces, it is porous and can be susceptible to staining and etching. To maintain its appearance and durability, it is typically recommended to seal marble countertops periodically. While the exact frequency for sealing depends on the specific usage and the type of sealant used, sealing once a year is a common recommendation for marble countertops in a kitchen setting. This routine helps protect the surface from spills, acidic substances, and everyday wear. However, some high-quality sealants may offer longer protection, extending the sealing schedule to every two to three years. To determine if your countertop needs sealing, you can perform a simple water test. Drop a few small amounts of water on the surface and observe if they bead up or are absorbed into the marble. If the water is quickly absorbed, it is likely time to reseal the countertop. Always refer to the manufacturers or installer’s recommendations for specific care instructions and follow those guidelines for the best results.

Can I use bleach when cleaning a Xinxilan Grey Marble kitchen countertop?

Its generally not recommended to use bleach on marble surfaces, including Xinxilan Grey Marble, as bleach is acidic and can damage the marble. Marble is a natural stone that is sensitive to acidic and harsh chemicals, which can lead to etching or dulling of the surface. Instead, its best to use a mild, pH-balanced cleaner specifically designed for natural stone. You can also use a mixture of warm water and a gentle dish soap. Always ensure the countertop is sealed properly to help protect it from stains and spills, and make sure to wipe up any spills immediately to prevent damage.

What does vinegar do to Xinxilan Grey Marble countertop?

Using vinegar on a Xinxilan Grey Marble countertop is not recommended. Marble is a natural stone that contains calcium carbonate, which reacts with acidic substances like vinegar. When vinegar comes into contact with marble, it can cause etching, which is a form of surface damage that leads to dull spots or discoloration. Over time, this can erode the finish of the marble, making it look worn and damaged. Instead of vinegar, it is advisable to clean marble countertops with pH-neutral cleaners specifically designed for use on stone surfaces. These will help preserve the look and integrity of the marble without causing harm.

Is 18 mm Xinxilan Grey Marble good for a commercial kitchen top?

Using 18 mm Xinxilan Grey Marble for a commercial kitchen countertop may not be the most suitable choice. Marble is a beautiful and luxurious natural stone, but it has certain characteristics that make it less ideal for high-traffic and industrial environments such as commercial kitchens. 1. **Porosity**: Marble is porous, meaning it can absorb liquids and stains, which is a significant risk in a busy kitchen environment with oil, wine, and acidic substances like lemon juice or vinegar. 2. **Durability**: Marble is softer and more prone to scratching and chipping compared to other stones like granite or engineered materials such as quartz. In a commercial kitchen, where heavy equipment and utensils are frequently used, this could be a concern. 3. **Maintenance**: Marble requires regular sealing to maintain its appearance and resist stains. The upkeep may be burdensome in a commercial setting where ease of maintenance is a priority. 4. **Heat Resistance**: While marble can withstand some heat, sudden changes in temperature might cause it to crack. For a commercial kitchen, materials like stainless steel, quartz, or granite are often preferred due to their durability, resistance to stains and scratches, and generally lower maintenance needs. If you choose to use marble, it may be better suited for areas that experience less wear and tear or as an aesthetic addition rather than a primary work surface.

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