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Dalati Grey Marble

Dalati Grey Marble

White - Marble

Ethiopia

About

Item Details

Material Type:
Marble
Origin:
Ethiopia (Dalati, Mendi, Wolega)
Primary Color(s):
White
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:
Dalati Marble, Dalati White Marble, Ice White Marble, Designer White Marble, Dalati Grey Marble
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Testing

Density:
2690 - 2720 Kg/m³
Flexural Strength:
11-14 MPa
Compressive Strength:
110-120 MPa
Stone texture:
a smoky gray marble with a crystallized semi-white structure and darker hues

Description

Dalati Grey Marble is a distinctive natural stone quarried in Dalati, Mendi, Wolega, Ethiopia. This marble is characterized by its smoky gray color, featuring a crystallized semi-white structure with darker hues, offering a sophisticated appearance suitable for various applications. Here is a detailed description of its properties, composition, usage, maintenance, and finishes:

Physical and Mechanical Properties

  • Water Absorption:Typically low, indicating good resistance to water penetration.
  • Density:Approximately 2.69 - 2.72 g/cm³, typical of natural marble, ensuring solidness and durability.
  • Flexural Strength:Generally around 11-14 MPa, depending on the specific vein patterns and quality of the stone.
  • Compressive Strength:Generally ranges from 110-120 MPa, indicating a strong resistance to crushing forces.
  • Hardness:Mohs scale rating of around 3-4, which is standard for marble, making it relatively softer compared to granite but still suitable for many architectural applications.
  • Porosity:Low to moderate, typically around 0.5 - 2.0%, impacting its stain resistance and maintenance needs.
  • Slip Resistance:Varies depending on the surface finish but generally higher slip resistance with honed or textured finishes.

Chemical and Mineral Composition (Approximate % by weight)

  • Calcite (CaCO₃):Predominant mineral, constituting about 90-95%, responsible for the marble's color and veining.
  • Dolomite (CaMg(CO₃)₂):Present in smaller amounts, contributing to the stone's overall mechanical properties.
  • Quartz (SiO₂):Minor presence, usually below 1%, impacting hardness slightly.
  • Trace Minerals:Including iron oxides, contributing to the darker hues and patterns.

Usage

  • Interior Applications:Suitable for flooring, wall cladding, countertops, and decorative purposes in residential and commercial spaces.
  • Exterior Applications:Can be used for facades and outdoor flooring, though surface finish and maintenance will affect longevity and appearance.
  • Sculptures and Artworks:Ideal for artistic uses due to its workability and aesthetic appeal.

Maintenance

  • Regular Cleaning:Use pH-neutral cleaners to avoid etching and damage to the surface.

  • Sealing:Periodic sealing recommended, especially in high-traffic or moisture-prone areas, to enhance stain resistance.

  • Avoiding Abrasives:Use soft cloths or pads for cleaning to avoid scratches.

Cutting Sizes (cm)

  • Customizable based on project needs, with standard slab sizes often ranging from:
  • 60x60, 60x120, and larger slab dimensions such as 120x240 for extensive surfaces.

Common Surface Finish Options

  • Polished:High gloss and reflective surface, accentuating the marble's veining and color.
  • Honed:Smooth, matte finish with more slip resistance, often used for flooring.
  • Brushed or Textured:Enhances tactile feel and slip resistance, ideal for exterior applications or specific design aesthetics.
  • Leathered:Offers a soft sheen with subtle texture, providing a modern and sophisticated look.

Dalati Grey Marble is an excellent choice for those seeking a blend of elegance and durability in their architectural or design projects, with versatile applications both inside and out. Careful attention to its maintenance will preserve its natural beauty for years to come.

FAQ

What is the average hardness of Ethiopia's Dalati Grey Marble?

There is no definitive answer for the average hardness of Ethiopias Dalati Grey Marble as it can vary depending on different factors such as the specific quarry and the composition of the marble. However, marble, in general, is considered to have a hardness ranging from 3 to 5 on the Mohs hardness scale.
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What is the coefficient of friction of Water Jet Cut Ethiopia's Dalati Grey Marble tiles?

Based on the available information, it is not possible to determine the coefficient of friction of Water Jet Cut Ethiopias Dalati Grey Marble tiles. The coefficient of friction depends on various factors such as surface finish, texture, and the specific conditions of use. It is recommended to contact the manufacturer or supplier of the tiles for accurate information regarding their coefficient of friction.
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Can Ethiopia's Dalati Grey Marble be used in wall coverings?

Yes, Ethiopias Dalati Grey Marble can be used in wall coverings. Due to its attractive color and unique veining patterns, Dalati Grey Marble is a popular choice for interior wall cladding and coverings. Its elegant appearance adds a touch of luxury and sophistication to any space. Whether used in residential buildings, offices, hotels, or other commercial spaces, Dalati Grey Marble is suitable for creating beautiful and durable wall coverings.
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Can Ethiopia's Dalati Grey Marble be used exterior applications in cold climates?

Dalati Grey Marble is a popular natural stone that is quarried in Ethiopia. It is known for its beautiful gray color and unique veining pattern. While it can be used for various applications, including exterior ones, its suitability for cold climates would depend on several factors. In general, marble is a porous material that is more prone to damage and staining compared to other stones like granite. In cold climates, where freeze-thaw cycles occur, water can penetrate the stone and cause it to deteriorate over time. Additionally, the expansion and contraction of moisture within the stone can lead to cracking or spalling. To mitigate these risks, it is important to ensure that the marble is properly sealed and maintained. A high-quality sealer can help repel water and reduce the chances of the stone absorbing moisture. Regular re-sealing may be required to maintain the protective layer. It is also recommended to consider the specific installation method and location of the marble in exterior applications. The marble should be installed with proper drainage systems and in areas where it is less likely to be exposed to direct moisture, such as under eaves or covered walkways. Additionally, periodic cleaning and removal of snow and ice using methods that avoid damaging the marbles surface, such as shoveling rather than using ice melt chemicals, can help preserve its integrity. In summary, while Dalati Grey Marble can be used for exterior applications in cold climates, extra care should be taken to ensure proper sealing, maintenance, and installation methods are employed to avoid potential damage caused by freeze-thaw cycles and moisture exposure.
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How thick is Ethiopia's Dalati Grey Marble slabs?

There is no standard thickness for Ethiopias Dalati Grey Marble slabs as it can vary depending on the specific quarry and individual slab. However, common thicknesses for marble slabs range from 2 centimeters (0.79 inches) to 3 centimeters (1.18 inches).
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Are there color variations of Ethiopia's Dalati Grey Marble?

Yes, there can be variations in the color and veining of Dalati Grey Marble from Ethiopia. It typically features a base color of grey, but the intensity of the grey and the patterns of veining can vary. Some slabs may have lighter or darker shades of grey, while others may have more prominent or subtle veining. The color variations depend on the geological composition and formation of the specific block of marble.
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Can Ethiopia's Dalati Grey Marble be used in a kitchen?

Yes, Ethiopias Dalati Grey Marble can be used in a kitchen. Marble is a popular choice for kitchen countertops and backsplashes due to its durability, heat resistance, and natural beauty. However, it is important to note that marble is a porous material and may require sealing to protect it from staining or etching caused by acidic substances like citrus juices or vinegar. Regular maintenance and proper care should be followed to maintain the appearance and longevity of the marble in a kitchen setting.
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Can Ethiopia's Dalati Grey Marble be used outdoors?

Dalati Grey Marble is generally not recommended for outdoor use. Marble is a natural stone with a porous nature, which makes it susceptible to weathering, staining, and fading when exposed to outdoor elements such as UV rays, moisture, and temperature variations. This can result in the deterioration and discoloration of the marble over time. If you plan to use Dalati Grey Marble outdoors, it is important to be aware of the potential risks and take appropriate measures to protect and maintain the stone. This may involve applying a sealant to reduce the stones porosity, regular cleaning to prevent staining, and periodic resealing to maintain its protective layer. Additionally, proper installation techniques and selecting the right grade of marble can help enhance its durability and resistance to outdoor conditions.
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What grade is Ethiopia's Dalati Grey Marble?

I dont have information on the grading system of Dalati Grey Marble in Ethiopia. Could you please provide more context so that I can assist you better?
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Is Ethiopia's Dalati Grey Marble an expensive stone?

I dont have access to the current market prices of Ethiopias Dalati Grey Marble. However, the cost of marble can vary depending on several factors, such as quality, rarity, demand, location, and availability. Therefore, its best to consult with a local supplier or a stone expert to get the most accurate and up-to-date information about the cost of Dalati Grey Marble in your area.
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