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Geilo Quartzite

Geilo Quartzite

Quartzite

Brazil

About

Item Details

Material Type:
Quartzite
Origin:
Brazil (ES)
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:
Geilo Supreme Quartzite, Geilo Mosaic Quartzite, Geilo Branco Quartzite, Crystal White Quartzite, Geilo White Quartzite
Finished Surface:
Polished,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Filled,Chiseled

Testing

Water Absorption:
≤ 0.3% by weight
Density:
2650 – 2750 Kg/m³
Flexural Strength:
16 �C 20 MPa
Compressive Strength:
140 �C 180 MPa

Description

Geilo Quartzite is a rare and exquisite natural stone that embodies the perfect harmony between strength and beauty. It is a solid, resistant, vitrified, and translucent quartzite — formed from pure quartz under intense heat and pressure over millions of years. This gives the material exceptional durability and a mesmerizing crystalline texture. The stone showcases light, expressive movements in its natural veining and structure, making every slab a unique work of nature. Its translucent properties make Geilo particularly captivating when backlit, revealing a glowing white hue that enhances its presence in any space. This effect, combined with its natural sparkle and fine grain, adds a layer of luxury and depth to interior applications. Beyond its visual appeal, Geilo Quartzite is believed to balance the energy of its surroundings, contributing to a serene and harmonious environment — making it ideal for wellness spaces, spas, hotels, and luxury residences.

Technical Specifications

Physical Properties

  • Density: ~2.65 – 2.75 g/cm³
  • Water Absorption: ≤ 0.3%
  • Flexural Strength: ~16 – 20 MPa
  • Compressive Strength: ~140 – 180 MPa
  • Abrasion Resistance (Mohs Scale): 6.5 – 7
  • Porosity: Low
  • UV Resistance: Excellent
  • Frost Resistance: High

Chemical Composition (% by weight)

  • SiO₂ (Silicon Dioxide - Quartz): 92% – 97%
  • Al₂O₃ (Aluminum Oxide): 1.5% – 3.0%
  • Fe₂O₃ (Iron Oxide): 0.3% – 0.8%
  • CaO (Calcium Oxide): ≤ 0.5%
  • MgO (Magnesium Oxide): ≤ 0.3%
  • TiO₂ (Titanium Dioxide): ≤ 0.1%
  • K₂O / Na₂O (Alkali Oxides): Trace

Mineralogical Composition

  • Quartz: 92% – 97%
  • Muscovite / Mica: 1% – 3%
  • Feldspar: 1% – 2%
  • Trace Crystals (inclusions): May contain small amounts of rutile, zircon, or tourmaline

Texture and Pattern

Geilo Quartzite has a fine to medium grain with a crystalline texture that sparkles under natural or artificial light. Its natural translucency and subtle veining patterns create a soft visual flow, giving it a sense of movement. The overall appearance is typically white to off-white, sometimes with pale gray, cream, or icy gold tones.

Applications

  • Feature Walls (interior and exterior)
  • Backlit Panels (bars, spas, art walls)
  • Kitchen Countertops & Islands
  • Bathroom Vanities
  • Staircases and Floor Panels
  • Reception Desks
  • Luxury Furniture Inserts

Surface Finish Options

Polished – High-gloss reflective surface

Honed – Smooth, matte finish

Satin / Silk – Soft luster, subtle reflection

Leathered – Textured, slightly rough feel

Sandblasted / Brushed – For anti-slip flooring or rustic effect

Cutting Sizes

(Standard Slab Sizes in cm)

Slabs: 180 x 280 cm, 200 x 300 cm

Custom cuts available

Thicknesses: 2 cm, 3 cm, 5 cm (upon request)

Cut-to-size panels: Available for flooring, staircases, cladding, etc.

Maintenance

Sealing recommended every 1–2 years for kitchen and bathroom installations.

Clean with pH-neutral cleaners.

Avoid acidic or abrasive agents.

Heat- and scratch-resistant, but use cutting boards and trivets for extended longevity.

FAQ

Is Geilo Quartzite durable enough for use as walkway pavers?

Geilo Quartzite is generally considered to be a durable natural stone and could indeed be suitable for use as walkway pavers. Quartzite is a metamorphic rock formed from quartz-rich sandstone that has been subjected to heat and pressure, resulting in a hard and dense material. It is known for its resistance to erosion, weathering, and abrasion, which makes it a viable option for outdoor applications such as walkways. When considering Geilo Quartzite or any natural stone for pavers, there are a few factors to keep in mind: 1. **Hardness and Density**: Quartzite is known for its hardness, which makes it resistant to scratches and general wear and tear, a significant advantage for walkways that will experience foot traffic. 2. **Slip Resistance**: The surface finish of the quartzite affects its slip resistance. Some quartzite can be quite slippery when wet, so its important to choose a finish that provides adequate traction. 3. **Weather Resistance**: Quartzite is highly resistant to weathering, which makes it suitable for various climates and environments. 4. **Aesthetic Appeal**: Quartzite often features a range of colors and patterns, so it can provide a visually appealing finish for a walkway. 5. **Maintenance**: It generally requires low maintenance, although regular cleaning and sealing can help preserve its appearance and performance. Before finalizing your decision, it might be useful to consult with a local stone supplier or a landscape architect to ensure Geilo Quartzite is the best choice for your specific project, considering the environmental conditions and the intended use of the walkways.
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Does the surface of Geilo Quartzite scratch easily?

Geilo Quartzite is a type of metamorphic rock that is generally known for its durability and hardness. Quartzite, in general, is formed from sandstone that has been subjected to high heat and pressure, which fuses the quartz grains together. This process results in a very hard and resistant surface. Quartzite typically ranks around 7 on the Mohs scale of mineral hardness, which means it is harder than glass and can resist scratching from materials with a lower or equal hardness rating. Therefore, Geilo Quartzite should not scratch easily under normal use conditions. However, its important to avoid using metal utensils or other hard materials directly on the surface to prevent potential damage. If you are using Geilo Quartzite in a high-wear area, proper sealing and maintenance can also help preserve its surface and protect it from potential scratches or etching caused by acidic substances.
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Can Geilo Quartzite be used for pool coping?

Geilo Quartzite can potentially be used for pool coping, but there are several factors to consider before making a decision: 1. **Durability**: Quartzite is generally a very hard and durable natural stone, making it suitable for outdoor applications. However, ensure that the specific variety of Geilo Quartzite you are considering has the physical properties required to withstand exposure to water, chemicals, and outdoor conditions. 2. **Slip Resistance**: Pool coping must be slip-resistant to ensure safety when wet. Its important to assess the surface finish of the Geilo Quartzite to ensure it provides adequate traction. 3. **Water Resistance**: Quartzite is largely resistant to water, making it a good candidate for wet environments. Nonetheless, its crucial to confirm that the stone does not have any specific permeability issues or require sealing to enhance its water resistance. 4. **Thermal Conductivity**: The stones ability to reflect heat is important in pool areas to avoid it getting too hot under direct sunlight, which could cause discomfort for those walking barefoot. 5. **Aesthetics**: Geilo Quartzite should visually complement the design and color scheme of your pool and surrounding area. 6. **Installation and Maintenance**: Ensure proper installation to prevent water from penetrating the surface and leading to deterioration. Regular maintenance may also be required to maintain its appearance and performance. Before finalizing your decision, it is advisable to consult with a stonemason or contractor experienced with natural stone pool installations, and possibly obtain samples to evaluate the stones characteristics and suitability for your specific project.
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Can Geilo Quartzite be used as a kitchen countertop?

Yes, Geilo Quartzite can be used as a kitchen countertop. Quartzite is a natural stone that is highly durable and resistant to heat, making it a great option for kitchen countertops. It is also less porous than other natural stones like marble, which means it is more resistant to staining, although it still requires sealing to maintain its stain resistance. Before choosing Geilo Quartzite or any specific type of quartzite for your kitchen, consider the following: 1. **Sealing**: Although quartzite is less porous, it still needs to be sealed to protect against stains and moisture. 2. **Maintenance**: Regular cleaning with mild soap and water is recommended. Avoid harsh chemicals that could damage the sealant. 3. **Appearance**: Quartzite often has a unique and striking appearance with a range of colors and patterns. Make sure it fits the design and aesthetic of your kitchen. 4. **Cost**: Quartzite can be more expensive than other materials, so consider your budget. 5. **Fabrication**: Ensure you work with a reputable fabricator and installer to ensure the quartzite is cut, shaped, and installed properly. Overall, Geilo Quartzite can be an excellent choice for a kitchen countertop if you prioritize durability and aesthetics.
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How can I remove mold from Geilo Quartzite wall tiles?

Removing mold from Geilo Quartzite wall tiles requires a careful approach to avoid damaging the natural stone. Here��s a step-by-step guide to help you clean them safely: 1. **Prepare the Area:** - Ensure good ventilation by opening windows and doors. - Wear protective gloves, goggles, and a mask to protect yourself from mold spores and cleaning agents. 2. **Dry Cleaning:** - Use a soft-bristle brush or a dry cloth to remove any loose mold from the surface of the tiles. 3. **Make a Cleaning Solution:** - Mix a solution of warm water and a gentle, pH-neutral stone cleaner. Avoid using acidic or bleach-based cleaners as they can damage quartzite. 4. **Test the Cleaner:** - Before applying the solution to the entire wall, test it on a small, inconspicuous area to ensure it doesn��t discolor or damage the tile. 5. **Clean the Tiles:** - Dip a soft cloth or sponge in the cleaning solution and gently scrub the tiles. Be careful not to apply too much pressure, which could scratch the surface. 6. **Rinse:** - Rinse the tiles with clean water using a separate cloth or sponge to eliminate any remaining cleaning solution. 7. **Dry the Surface:** - Dry the tiles completely with a clean, soft towel to prevent future mold growth. Ensure no moisture is left on the tiles. 8. **Address Grout:** - If mold is present in the grout lines, you may need to use a soft-bristled brush with the cleaning solution specifically for the grout. Again, avoid harsh chemicals. 9. **Prevent Future Mold Growth:** - Ensure the area is well-ventilated to prevent moisture build-up. - Consider applying a stone sealer to the tiles and grout, if recommended for Geilo Quartzite, to provide a barrier against moisture and mold. 10. **Monitor:** - Regularly check the tiles for mold and clean promptly if you notice any recurrence. If the mold problem persists or if you are unsure about handling the material properly, it might be best to consult a professional cleaner experienced with natural stone.
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Does Geilo Quartzite mosaic need to be sealed?

Yes, Geilo Quartzite mosaic tiles usually need to be sealed to protect them from stains, moisture, and other damage. Quartzite is a natural stone, and although it is relatively dense and durable, sealing is recommended to maintain its appearance and longevity. Sealing helps to prevent the stone from absorbing liquids and developing stains, especially in areas such as kitchens and bathrooms. It is important to use a high-quality penetrating stone sealer and to follow the manufacturers instructions for application and reapplication, as the sealant will need to be refreshed periodically to ensure continued protection.
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How can I clean Geilo Quartzite mosaic tiles?

Cleaning Geilo Quartzite mosaic tiles requires gentle care to maintain their natural beauty and durability. Here��s a step-by-step guide to help you clean these types of tiles effectively: 1. **Regular Sweeping or Vacuuming**: - Begin by sweeping or vacuuming the tiles regularly to remove dirt, dust, and debris. Use a vacuum cleaner with a soft brush attachment to avoid scratching the surface. 2. **Mild Cleaning Solution**: - Prepare a cleaning solution by mixing warm water with a small amount of mild dish soap or a pH-neutral stone cleaner. Avoid using acidic or abrasive cleaners, as they can damage the quartzite. 3. **Soft Cloth or Mop**: - Use a soft cloth or a microfiber mop to gently clean the tiles with the soapy solution. Be sure to wring out the cloth or mop to avoid excessive moisture on the tiles. 4. **Rinse Thoroughly**: - After cleaning, rinse the tiles with clean water to remove any soap residue. Again, use a clean microfiber cloth or mop for this step. 5. **Dry the Surface**: - Dry the tiles with a soft towel or cloth to prevent water spots or streaks. This also helps maintain the natural luster of the quartzite. 6. **Address Stains Promptly**: - If there are any spills or stains, clean them immediately to prevent etching or discoloration. For stubborn stains, you might need to use a specially formulated stone cleaner. 7. **Seal the Tiles**: - Quartzite tiles are often sealed to protect against staining and etching. Check if your tiles need to be resealed by placing a few drops of water on the surface. If the water doesnt bead up, its time to reseal. Use a high-quality stone sealer and follow the manufacturer��s instructions. 8. **Avoid Harsh Chemicals**: - Avoid using vinegar, lemon, or any acidic cleaners, as well as harsh chemicals like bleach or ammonia. These can erode the sealant and damage the stones surface. 9. **Regular Maintenance**: - Establish a regular cleaning schedule and maintain the sealant as needed to keep your Geilo Quartzite mosaic tiles looking their best over time. Following these steps will help you maintain the beauty and durability of your Geilo Quartzite mosaic tiles.
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How can I clean the grout of Geilo Quartzite wall tiles?

Cleaning the grout of Geilo Quartzite wall tiles involves a delicate process because you want to ensure the tile itself isn��t damaged during the cleaning. Here��s a step-by-step guide on how you can clean it effectively: 1. **Initial Preparation:** - Dust the area with a dry, soft cloth to remove any loose debris or dust from both the tiles and grout. 2. **Select a Cleaning Solution:** - Mix a mild cleanser specifically designed for natural stone with warm water. Avoid acidic or harsh chemical cleaners as they can damage quartzite and its grout. - Alternatively, you can use a pH-neutral stone cleaner. 3. **Application:** - Apply the solution onto the grout lines using a spray bottle or a cloth. Be sure to test the solution on a small, inconspicuous area first to ensure no discoloration or damage occurs. - Let the solution sit for about 5-10 minutes to loosen any dirt or stains. 4. **Scrubbing:** - Use a soft-bristle brush or an old toothbrush to scrub the grout gently. Do not use metal or wire brushes, as they can scratch the quartzite surface. - Focus on the grout lines and be careful not to apply too much pressure. 5. **Rinsing:** - Wipe the area with a clean, damp sponge or cloth to remove the soap and dirt residue. - Ensure all cleaning solution is thoroughly rinsed off, as any leftover solution can attract more dirt. 6. **Drying:** - Use a dry microfiber cloth to pat the tiled area dry to prevent any water spots or streaks. 7. **Sealing (Optional):** - If your grout is not sealed, or it has been a while since sealing, consider applying a grout sealer suitable for natural stone, which will help protect it from future staining and make it easier to clean. 8. **Regular Maintenance:** - Clean any spills immediately and conduct regular maintenance cleaning using a stone-safe cleaner to keep the quartzite and grout in good condition. 9. **Professional Help:** - For stubborn stains or extensive grout issues, consider hiring a professional cleaner experienced in handling natural stone. By following these steps, you can maintain the appearance and durability of your Geilo Quartzite wall tiles and keep the grout looking clean.
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