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Grigio Michelangelo Marble

Grigio Michelangelo MarbleGrigio Michelangelo MarbleGrigio Michelangelo MarbleGrigio Michelangelo Marble
Grigio Michelangelo Marble

Marble

Brazil

About

Item Details

Material Type:
Marble
Origin:
Brazil
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:
Grey Michelangelo Marble, Gray Michelangelo Marble, Michelangelo Grey Marble, Michelangelo Gray Marble, Michelangelo Grigio Marble
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Chiseled,Pickling

Testing

Water Absorption:
0.10 %
Density:
2820 kg/m³
Flexural Strength:
13 – 15 MPa
Compressive Strength:
130 – 150 MPa

Description

Grigio Michelangelo Marble is a dramatic and highly sophisticated natural dolomitic marble quarried in Brazil. It features a deep, moody background blending charcoal, smoky grey, gunmetal, and black tones, enhanced by striking white veining and occasional warm golden or patina-like mineral accents.

This stone is widely appreciated for luxury architectural applications where strong visual impact and elegance are required.

Color & Appearance

Grigio Michelangelo displays a dark, atmospheric base ranging from charcoal grey to deep black. The surface is animated by bold white veins that sweep dynamically across the slab, sometimes accompanied by subtle golden reflections that enhance depth and richness.

Texture & Structure

The stone has a dense crystalline dolomitic structure with fine to medium grain. Its compact composition provides excellent polishability, high strength, and low porosity. The texture is smooth and refined in polished finish, while more tactile in honed or leathered surfaces.

Pattern

  • Strong sweeping white veining
  • Dramatic high-contrast movement
  • Occasional golden mineral highlights
  • Cloudy smoky grey gradients
  • Non-repetitive natural structure

Physical & Mechanical Properties

  • Apparent Density: 2.82 g/cm³ (NBR 12.766)
  • Water Absorption: 0.10% (NBR 12.766)
  • Hardness (Mohs): 3.5 – 4.5 (estimated dolomitic marble range)
  • Compressive Strength: 130 – 150 MPa (typical dolomitic marble range)
  • Flexural Strength: 13 – 15 MPa (typical range)
  • Abrasion Resistance: High for marble category

Chemical Composition (% by Weight)

  • Calcium Magnesium Carbonate (Dolomite): 80–88%
  • Calcium Carbonate (Calcite): 10–15%
  • Quartz: <2%
  • Iron Oxides: <1%
  • Trace minerals: <1%

Mineral Composition (% by Weight)

  • Dolomite: ~82–85%
  • Calcite: ~12–15%
  • Accessory minerals (quartz, iron oxides): ~1–3%

Petrographic Characteristics

  • Dolomitic marble with metamorphic recrystallization
  • Fine crystalline interlocking structure
  • Low porosity and compact fabric
  • Strong veining formed by mineral migration and pressure deformation

Applications

Interior Use

  • Luxury flooring
  • Feature walls
  • Hotel lobbies
  • Bathroom cladding
  • Vanity tops
  • Fireplace surrounds
  • Staircases
  • Reception desks
  • Decorative panels

Commercial Use

  • High-end retail spaces
  • Luxury hospitality projects
  • Corporate interiors
  • Signature architectural elements

Exterior (limited use)

  • Covered facades
  • Protected wall cladding
  • Decorative architectural features

Maintenance

  • Clean with pH-neutral stone cleaners only
  • Avoid acidic substances (vinegar, citrus-based cleaners)
  • Apply sealant for stain protection in wet areas
  • Regular maintenance preserves polish and veining contrast
  • Suitable for indoor luxury applications

Surface Finish Options

  • Polished (high gloss, strong contrast enhancement)
  • Honed (matte, soft elegant look)
  • Leathered (textured luxury finish)
  • Brushed (natural aged appearance)
  • Sandblasted (slip-resistant exterior use)
  • Tumbled (rustic aesthetic applications)

Grigio Michelangelo Marble combines the dramatic elegance of dark Brazilian dolomitic marble with bold veining and superior physical performance, making it ideal for prestigious architectural and interior design projects.

FAQ

Is 3/4 thick enough for a Grigio Michelangelo Marble commercial countertop?

When considering the thickness of Grigio Michelangelo Marble, or any marble, for commercial countertops, several factors should be taken into account, including durability, support, and aesthetic preferences. A 3/4 inch (approximately 2 cm) thickness can be used for commercial countertops, but it might require additional support, such as a strong substrate or backing, to ensure stability and prevent cracking or sagging, especially in high-use areas. This thickness is generally adequate for residential applications or lighter-duty commercial use but may not withstand heavy-duty commercial environments as well as a thicker option. For heavy-use commercial applications, 1 1/4 inch (approximately 3 cm) thickness is more commonly used. It provides greater strength and durability and handles frequent use more effectively without requiring as much support as thinner slabs. Ultimately, the decision on thickness should consider the specific use case, expected wear, and architectural support. Consulting with an architect or a professional in the marble industry can provide specific recommendations based on your project requirements.

What is the standard thickness of Grigio Michelangelo Marble stair steps and risers?

The standard thickness for Grigio Michelangelo Marble stair steps and risers can vary depending on the specific requirements of the project and design preferences. However, a common thickness for marble stair treads is typically around 20mm (approximately 3/4 inch) to 30mm (approximately 1 1/4 inches). For risers, the thickness might be slightly less, often around 20mm (approximately 3/4 inch). It is essential to consult with a marble supplier or a professional stonemason to determine the appropriate thickness based on structural needs, aesthetic preferences, and safety standards specific to your project.

How to sanitize dolomitic Grigio Michelangelo Marble countertops?

Sanitizing dolomitic Grigio Michelangelo Marble countertops requires careful cleaning to avoid damaging the stones surface. Here are steps to properly sanitize your marble countertops: 1. **Use a pH-Neutral Cleaner**: Choose a cleaner specifically designed for marble or a pH-neutral dish soap. Avoid acidic or abrasive cleaners such as vinegar, lemon juice, or bleach because they can etch the marble surface. 2. **Prepare a Cleaning Solution**: Mix a few drops of the pH-neutral dish soap with warm water in a spray bottle. Alternatively, use a commercial marble cleaner following the instructions on the label. 3. **Wipe the Surface**: Spray the solution onto the countertop and use a soft microfiber cloth to gently wipe the surface. Microfiber is preferred as it is gentle and less likely to scratch the marble. 4. **Scrub, if Necessary**: For stubborn spots or stains, use a soft-bristled brush or a non-abrasive sponge to gently scrub the area. Do not use steel wool or scouring pads. 5. **Rinse with Clean Water**: Dampen another clean microfiber cloth with plain water and wipe down the countertop to remove any soap residue. 6. **Dry the Surface**: Use a dry microfiber cloth to thoroughly dry the countertop. This helps prevent water spots and streaks. 7. **Seal the Marble**: Since marble is porous, its a good idea to seal it periodically (once or twice a year) to help protect it from stains and etching. Use a high-quality marble sealer and follow the manufacturer’s instructions. 8. **Regular Maintenance**: Promptly wipe up any spills, especially acidic substances like wine, coffee, or citrus, to prevent staining and etching. Use coasters and trivets to further protect the surface. By following these steps, you can maintain the beauty and integrity of your Grigio Michelangelo marble countertops while ensuring they remain sanitary.

Can I use granite cleaner on dolomitic Grigio Michelangelo Marble?

Using granite cleaner on dolomitic Grigio Michelangelo marble is not recommended. Granite cleaners may contain acidic or abrasive components that can damage the surface of marble, including dolomitic varieties like Grigio Michelangelo. Marble is a softer and more porous stone compared to granite, making it susceptible to etching and dulling when exposed to harsh chemicals. For cleaning marble, it is best to use a pH-neutral cleaner specifically designed for marble surfaces or simply use warm water with a few drops of mild dish soap. Always remember to test any new cleaner in a small, inconspicuous area before applying it to the entire surface. Additionally, regularly sealing the marble can help protect it from stains and scratches.

Can I use Clorox wipes on Grigio Michelangelo Marble kitchen countertop cleaning?

Its advisable to avoid using Clorox wipes on Grigio Michelangelo Marble or any marble surface. Marble is sensitive to acidic and harsh cleaning products, which can dull its finish or cause etching. Clorox wipes often contain chemicals that can damage the marble over time. Instead, you should clean your marble countertop with a mild dish soap mixed with warm water. Use a soft cloth or sponge to gently wipe the surface, then rinse with clean water and dry with a soft towel to prevent water spots. For stubborn stains, look for a cleaner specifically designed for use on marble.

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

Using 1.2 cm thick Grigio Michelangelo marble as a tabletop comes with several considerations regarding its strength and durability. Marble is a relatively soft and porous stone compared to other natural stones like granite or quartzite. At a thickness of 1.2 cm (approximately 0.47 inches), the marble is considered on the thinner side for a tabletop application, which typically ranges from 2 cm to 3 cm for more robust materials. **Potential Concerns:** 1. **Flexural Strength:** Thinner marble slabs are more prone to flexing under weight, which can lead to cracking or breaking if not properly supported. 2. **Support and Overhang:** Adequate support is crucial for a thin slab. Ensure that the marble is well-supported across its length, with minimal overhang without support, to prevent stress that could cause it to break. 3. **Impact and Weight:** Marble can be brittle and susceptible to chipping or breaking under impact or excessive weight, particularly when it is thin. **Recommendations:** 1. **Backing or Reinforcement:** Consider reinforcing the marble with a substrate (like plywood) underneath for additional support, or use metal or wooden braces to minimize flexing. 2. **Edge Protection:** Pay attention to the edges, which can be more vulnerable to chipping. Rounded or beveled edges can be more resistant than sharp, square ones. 3. **Proper Installation:** Ensure that the installation is done by professionals who can properly support and secure the slab. 4. **Usage Consideration:** Be cautious about how much weight you place on the table and avoid heavy impacts. In conclusion, while it is possible to use 1.2 cm thick Grigio Michelangelo marble as a tabletop, it requires careful installation, substantial support, and considerate use to prevent damage. If these factors are addressed, it should not break easily under normal conditions. If you are concerned about durability and strength, you might consider a thicker slab or alternative materials that are naturally more robust.

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