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Laguna Black Marble

Marble

Spain

About

Item Details

Material Type:
Marble
Origin:
Spain (Alconera, Badajoz)
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
Additional Names:
Marmol Negro Laguna, Alconera Black Marble
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Testing

Water Absorption:
0.1 %
Density:
2730 kg/m³
Flexural Strength:
17.8 MPa
Compressive Strength:
148 MPa

Description

Laguna Black Marble is an intense and uniform deep black marble, featuring scarce, subtle white veining. Its sleek, dramatic look makes it highly valued for high-contrast design projects and prestigious or representative spaces, including luxury interiors, public buildings, and architectural features.

Origin / Quarry: Alconera, Badajoz, Spain

Color: Deep uniform black

Pattern: Predominantly solid black with minimal white veins

Texture: Fine-grained, compact, crystalline

Physical-Mechanical Properties

(typical values, real results for Negro Laguna; validation recommended per batch)

  • Apparent Density (EN 1936): ≈ 2,730 kg/m³
  • Open Porosity (EN 1936): ≈ 0.2 %
  • Water Absorption at Atmospheric Pressure (EN 13755): ≈ 0.1 %
  • Compressive Strength (EN 1926): ≈ 148 MPa
  • Flexural Strength (EN 12372): ≈ 17.8 MPa
  • Abrasion Resistance (EN 14157): ≈ 20.5 mm
  • Frost Resistance (EN 12371, 168 cycles): 0 %
  • Impact Resistance (UNE-EN 14158:2004): ≈ 2 J
  • Thermal Shock Resistance (UNE-EN 14066:2013): ≈ –1.3 %
  • Reaction to Fire (EN 13501-1): A1 – Non-combustible
  • Hardness, Mineralogy & Chemistry Mohs Hardness: ≈ 3–3.5

Mineral Composition (% by weight):

  • Calcite (CaCO₃): ≈ 98–99 %
  • Accessory minerals (quartz, graphite, mica): ≈ 1–2 %

Chemical Composition (% by weight):

  • CaCO₃: ≈ 97–98 %
  • SiO₂: ≈ 0.5–1.5 %
  • MgCO₃: ≈ 0.5–1 %
  • Fe₂O₃ + MnO + trace oxides: < 0.5 %

Applications & Usage

  • Flooring and wall cladding (interior & exterior)
  • Stairs, thresholds, skirting, handrails
  • Kitchen countertops, bathroom vanities, and furniture tops
  • Public and representative spaces (lobbies, offices, hotels)
  • Monuments and decorative features

Maintenance

  • Clean with pH-neutral cleaners; avoid acidic products
  • Seal polished and honed surfaces for added protection against stains
  • Dusting and damp-cloth cleaning recommended

Available Sizes & Surface Finish Options

Slabs:

  • Thickness: 20 mm, 30 mm (custom thickness available)
  • Dimensions: 250–300 cm x 140–200 cm

Cut-to-Size

  • Tiles: 30x30, 40x40, 60x30, 60x40, 60x60 cm
  • Thickness: 10 mm, 15 mm, 20 mm

Surface Finishes: Polished, Honed, Satin, Brushed, Sanded, Tumbled, Bush-hammered

FAQ

Do fruit juices stain the surface of Laguna Black Marble kitchen countertop?

Laguna Black Marble, like other marble surfaces, can be susceptible to staining from acidic substances, including fruit juices. Marble is a natural stone that is porous, meaning it can absorb liquids and be etched by acids. When fruit juices, which are often acidic, come into contact with the marble surface, they can lead to both staining and etching if not cleaned up promptly. To minimize the risk of staining: - Wipe up any spills immediately using a soft cloth or sponge. - Use coasters or trays under glasses or fruit bowls to prevent contact. - Regularly seal your marble countertop with a suitable stone sealer to help protect against absorption of liquids and staining. - Clean the surface using pH-neutral cleaners specifically designed for natural stone to avoid damaging the marble. Taking these precautions can help maintain the appearance and integrity of your Laguna Black Marble countertop.

What type of abrasive should be used to polish the Laguna Black Marble surface?

When polishing Laguna Black Marble, its important to choose abrasives that are specifically designed for use on natural stone to avoid damaging the surface. Here are some tips for polishing: 1. **Diamond Abrasives**: Start with diamond polishing pads, which are available in various grits. Begin with a coarser grit to remove any surface imperfections, and gradually work your way to a finer grit for a smooth finish. Typically, you might start with 100 or 200 grit and progress up to 800, 1500, or even 3000 grit for a high-gloss finish. 2. **Marble Polishing Powder**: After using diamond pads, you can use a marble polishing powder to enhance the shine further. This powder is specifically designed for marble and helps in achieving a deep, glossy finish. 3. **Ceramic Polishing Pads**: These can also be used for a final polish after using diamond pads, as they can help bring out a superior shine. 4. **Low-Speed Floor Polisher**: Use this with a wool pad or white nylon pad to distribute the polishing compound evenly and ensure a uniform finish. Always ensure that the area is clean and free of debris before beginning the polishing process, and follow manufacturer instructions for any product you use. Its also advisable to conduct a small test in an inconspicuous area to check compatibility and results.

Is Laguna Black Marble durable enough for use as walkway pavers?

Laguna Black Marble is a type of natural stone known for its elegant appearance and fine texture. When considering it for use as walkway pavers, its important to evaluate its durability and suitability for such applications. Marble, in general, is softer and more porous compared to other natural stones like granite or slate. This means it is more susceptible to scratching, chipping, and staining, especially in high-traffic areas or outdoor environments where it is exposed to weather conditions. For outdoor walkways, especially those subjected to frequent foot traffic and potential exposure to rain, snow, or freeze-thaw cycles, marble may not be the most durable choice. Over time, it might show signs of wear more quickly than harder stones. However, if the walkway is in a covered area with limited exposure to harsh conditions, and if regular maintenance (such as sealing and cleaning) is not an issue, Laguna Black Marble could be used, primarily for aesthetic reasons. Its crucial to consider both the functional and visual aspects, as well as the long-term maintenance commitment, when making your decision. If durability and minimal maintenance are priorities, you may want to explore alternatives such as granite or concrete pavers. Consulting with a professional who specializes in stone materials for exteriors can provide tailored advice based on your specific situation and location.

Does the surface of Laguna Black Marble scratch easily?

Laguna Black Marble, like all types of marble, is relatively soft compared to other types of stone such as granite or quartzite. This means it can scratch more easily than harder surfaces. Marble is composed primarily of calcite, which is a softer mineral, and therefore it is more susceptible to scratching from sharp objects or abrasive materials. To minimize scratching, it is advisable to use cutting boards and trivets, avoid dragging heavy or sharp items across the surface, and clean using gentle, non-abrasive cleaners. Regular sealing of the marble can also help provide a protective barrier against scratches and stains, although it wont make the surface scratch-proof.

Can Laguna Black Marble be used for pool coping?

Yes, Laguna Black Marble can be used for pool coping, but there are several factors to consider. Marble, being a natural stone, is durable and can provide an elegant look to the pool area. However, it has some characteristics to keep in mind: 1. **Slip Resistance**: Marble can be slippery when wet, so it’s crucial to choose a finish or treatment that enhances traction to prevent accidents. 2. **Weather Resistance**: Marble can be susceptible to weathering, especially in areas with freeze-thaw cycles or where it’s exposed to harsh chemicals, like chlorine. Regular sealing and maintenance are recommended to protect the stone. 3. **Heat Absorption**: Dark-colored stones, like Laguna Black Marble, can absorb more heat, becoming hot under direct sunlight. This might make it uncomfortable for barefoot walking during hot days. 4. **Maintenance**: Marble requires regular cleaning and sealing to maintain its appearance and durability, especially in outdoor settings. 5. **Cost**: Marble can be more expensive compared to other materials used for pool coping, so consideration of budget is important. If you decide to use Laguna Black Marble, make sure to consult with professionals to ensure proper installation and care.

Can Laguna Black Marble be used as a kitchen countertop?

Yes, Laguna Black Marble can be used as a kitchen countertop, but there are some considerations to keep in mind. Marble is a softer and more porous stone compared to granite or quartz, meaning it can be more susceptible to scratching, staining, and etching from acidic substances like lemon juice or vinegar. If you choose Laguna Black Marble for your kitchen countertop, its important to: 1. **Seal Regularly**: Regular sealing can help protect the marble from stains and etching. Follow the manufacturers recommendations for how often to seal the surface. 2. **Use Cutting Boards and Mats**: To protect the surface from scratches and to prevent etching from acidic substances, use cutting boards and mats. 3. **Clean Spills Immediately**: If spills occur, especially from acidic substances, clean them up immediately to prevent potential damage. 4. **Use Mild Cleaning Products**: Use products specifically recommended for marble cleaning to avoid damaging the surface. 5. **Be Prepared for Patina**: Over time, marble can develop a patina, which some people find adds character and richness but others may not prefer. By following these precautions, you can maintain the beauty of Laguna Black Marble in your kitchen for many years.

How can I maintain Laguna Black Marble flooring?

Maintaining Laguna Black Marble flooring requires regular care and attention to preserve its beauty and extend its lifespan. Here are some tips to help you maintain your marble flooring: 1. **Regular Cleaning:** - **Dust and Debris:** Use a soft, dry, microfiber mop or a soft-bristled broom to dust the floor regularly. This prevents scratches from dirt and debris. - **Damp Mopping:** Clean with a damp mop using warm water and a pH-neutral marble cleaner. Avoid using acidic or harsh chemical cleaners, as they can damage the marble. 2. **Immediate Spill Cleanup:** - Wipe up spills immediately to prevent staining. Use a soft cloth or paper towel to blot (not rub) the spill. - For oily spills, use a mixture of water and pH-neutral cleaner to gently clean the area. 3. **Stain Removal:** - Use a poultice for stubborn stains. Various poultice formulations are available for different types of stains (e.g., oil, rust, organic). Follow the manufacturer’s instructions for the best outcome. 4. **Sealing:** - Seal the marble flooring periodically with a high-quality marble sealer to protect against stains and etching. The frequency will depend on the type of sealer used and the amount of traffic the floor receives—generally every 6 to 12 months. 5. **Use Rugs and Mats:** - Place rugs or mats in high-traffic areas and entryways to trap dirt and prevent scratches. Ensure the backing material of the rugs is non-slip and safe for use on marble. 6. **Furniture Pads:** - Use felt pads under furniture legs to prevent scratching. Avoid dragging furniture across the floor. 7. **Avoid Abrasive Cleaners and Tools:** - Never use abrasive pads, steel wool, or harsh scouring powders. They can scratch and dull the marble surface. 8. **Professional Polishing:** - Consider professional polishing every few years, depending on wear and tear, to maintain the marble’s shiny appearance. 9. **Control Humidity and Temperature:** - Maintain a stable indoor climate to prevent the marble from expanding and contracting, which can lead to cracks. By adhering to these maintenance tips, you can keep your Laguna Black Marble flooring looking elegant and pristine for years to come.

Is Laguna Black Marble a suitable choice for facades in cold winter climates?

Laguna Black Marble can be used for facades in cold winter climates, but there are several factors to consider before making a decision. Marble is a natural stone that is susceptible to weathering and requires proper maintenance to prevent damage, especially in harsh climates. 1. **Porosity**: Marble is a porous material, which means it can absorb moisture. In freezing temperatures, this moisture can freeze and expand, potentially causing cracks or spalling over time. Applying a high-quality sealant can help reduce moisture absorption. 2. **Thermal Conductivity and Expansion**: Marble can expand and contract with temperature changes. This can lead to stresses in the material, especially if not properly installed. An expert installation with consideration for thermal expansion joints can mitigate this risk. 3. **Durability**: While marble is durable, it can be more prone to wear and tear compared to other stones such as granite. Exposure to freezing and thawing cycles can accelerate the weathering process. 4. **Aesthetic Maintenance**: Cold, wet, and snowy conditions might lead to staining or discoloration from salts and other de-icing chemicals used on roads and paths. Regular cleaning and maintenance are required to keep the marble looking its best. 5. **Cost and Replacement**: Repairs or replacements of damaged sections can be costly. Choosing a marble that is specifically known for its durability in exterior applications can minimize the likelihood of needing such repairs. If you decide to use Laguna Black Marble based on aesthetic preferences, ensure that proper installation techniques and maintenance practices are in place to protect the marble from the climatic challenges. Alternatively, consider consulting with an architect or materials specialist to explore other options or treatments that can enhance marbles suitability for such climates.

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