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Gran Gris Granite

Gran Gris Granite

Grey - Granite

Spain

About

Item Details

Material Type:
Granite
Origin:
Spain (Caceres, Extremadura)
Primary Color(s):
Grey
Recommended Usage:
Kitchen and bathroom countertops, monuments, building stone, ornamental stone, stairs, interior, exterior wall and floor applications, mosaic, waterjet pattern, wall panels, table tops, window sills, balustrades, columns, wall and pool copings, pool pavers, sculptures, fireplaces, pavers, cobbles, curbstone
Additional Names:
Gris Conquistador Granite, Granito Gran Gris, Blanco Extremadura Granite, Gris Extremadura Granite, Extremadura White Granite, Garrovillas Granite, Granito Dorado Conquistador, Gran Gris Granite, Gran Gris, Gran Gris Granite
Finished Surface:
Polished,Flamed,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Testing

Water Absorption:
0.31 %
Density:
2640 kg/m³
Flexural Strength:
28.9 MPa
Compressive Strength:
154.2 MPa
Stone texture:
primarily a uniform grey with flecks of black and white minerals; uniform grey color with subtle speckles

Description

Gran Gris Granite is a distinctive natural stone quarried in Cáceres, Extremadura, Spain. Renowned for its uniform grey appearance interspersed with subtle speckles of black and white minerals, this granite offers both aesthetic appeal and impressive durability.

Physical and Mechanical Properties:

  • Water Absorption: 0.31%
  • Density: 2640 kg/m³
  • Flexural Strength: 28.9 MPa
  • Compressive Strength: 154.2 MPa
  • Hardness: Granites are typically around 6-7 on the Mohs scale, this can apply to Gran Gris Granite as well.
  • Porosity: Generally low, enhancing durability and resistance to staining.
  • Slip Resistance: This can vary depending on surface finish but granite is generally slip-resistant in its natural state.

Chemical and Mineral Composition:

  • The exact percentages can vary slightly based on specific quarrying locations and conditions, but typical granite composition may include:
  • Quartz: Around 20-40%
  • Feldspar (Plagioclase and Orthoclase): 40-60%
  • Biotite and other Micas: 5-10%
  • Minor Minerals (e.g., hornblende, magnetite): Present in smaller percentages

Usage:

Gran Gris Granite is versatile and suitable for a variety of applications:

  • Countertops: Its durability and resistance to scratching make it ideal for kitchens and bathrooms.
  • Flooring and Wall Cladding: Popular in both residential and commercial settings for its uniform appearance and durability.
  • Exterior Applications: Often used for paving, facades, and other architectural elements due to weather resistance.
  • Monuments and Sculpture: Utilized for its workability and aesthetic appeal.

Maintenance:

  • Cleaning: Regular cleaning with mild soap and water is sufficient.
  • Sealing: Periodic sealing is recommended to enhance stain resistance.
  • Polishing: Retaining its sheen may require occasional professional polishing, especially for high-traffic areas.

Cutting Sizes:

Gran Gris Granite can be cut into various sizes depending on the requirement. Common thickness options include:

  • Slabs: Typically available in thicknesses of 2cm or 3cm.
  • Tiles: Available in a range of standard sizes, such as 30x30 cm, 60x30 cm, 60x60 cm, etc.

Surface Finish Options:

  • Polished: High-gloss finish that enhances color and pattern.
  • Honed: Smooth but matte and less reflective finish.
  • Flamed: Textured, non-slip surface ideal for outdoor use.
  • Bush-hammered: Rough finish offering excellent slip resistance.
  • Leathered: Subtly textured with a more contemporary matte look.

Gran Gris Granite is a durable and aesthetically pleasing choice for various design projects, offering excellent mechanical properties and versatile applications. Its maintenance-friendly nature and range of finishing options make it a popular choice among architects and builders.

  • Specific Gravity: 2.64 g/cm³
  • Absorption Rate: 0.31%
  • Compression Resistance: 1542 kg/cm²
  • Flexural Strength: 290 kg/cm²
  • Resistance to Wear: 0.08 mm
  • Impact Resistance: 60 cm
  • Frosting Module: 0.01%

FAQ

Can Spain's Gran Gris Granite be used exterior applications in very dusty climates?

Yes, Spains Gran Gris Granite can be used for exterior applications in very dusty climates. Granite is a highly durable natural stone that is resistant to wear, weathering, and impacts. It is commonly used in outdoor spaces such as driveways, walkways, and building facades due to its ability to withstand extreme weather conditions and resist stains. However, regular maintenance such as cleaning and sealing may be required to keep the stone in good condition and prevent dust accumulation in the long term.

Can Spain's Gran Gris Granite be used in a living room?

Yes, Spains Gran Gris Granite can be used in a living room. Granite is a popular choice for countertops, flooring, and other surfaces in homes, including living rooms. Gran Gris Granite, with its gray color and natural variations, can create a modern and sophisticated look in a living room. It can be used for flooring, fireplace surrounds, accent walls, or even for coffee tables or other furniture pieces. Ultimately, the choice depends on personal style and preferences, but Gran Gris Granite can certainly be a suitable option for a living room.

Can Spain's Gran Gris Granite be used in wall coverings?

Yes, Spains Gran Gris Granite can be used in wall coverings. Granite is a strong and durable material that can withstand various weather conditions and is often used in both interior and exterior applications, including wall coverings. Its attractive appearance and unique patterns make it a popular choice for adding elegance and sophistication to walls in homes and commercial spaces.

What is the average compressive strength of Spain's Gran Gris Granite?

The compressive strength of Spains Gran Gris Granite can vary depending on the specific quarry and location, as well as the quality and grade of the material. However, on average, Gran Gris Granite typically has a compressive strength ranging from 150 to 250 MPa (megapascals), which is equivalent to 21,750 to 36,260 pounds per square inch (psi).

Can Spain's Gran Gris Granite be used outdoors?

Yes, Spains Gran Gris Granite can be used outdoors. It is a durable and weather-resistant material, making it suitable for various outdoor applications such as patio flooring, fa?ades, outdoor kitchen countertops, and decorative features. Its natural resistance to extreme temperatures, moisture, and UV rays helps maintain its appearance and durability even when exposed to outdoor elements. However, it is always recommended to consult with a professional to ensure proper installation and maintenance for optimal performance.

What grade is Spain's Gran Gris Granite?

I do not have information on the grading of Spains Gran Gris Granite. However, granite is usually graded based on its hardness, durability, color, texture, and pattern. These factors can affect its suitability for different applications. It is best to consult with a professional to determine the specific grade of the granite.

How thick is Spain's Gran Gris Granite slabs?

I do not have access to the specific information you are searching for. However, the typical thickness of granite slabs can vary between 2cm and 3cm (0.78 inches to 1.18 inches), depending on the supplier and the intended use of the slab.

Is Spain's Gran Gris Granite an expensive stone?

As an AI, I cannot check the current market prices and the availability of the Gran Gris Granite in the market. However, in general, the price of Gran Gris Granite depends on various factors such as its rarity, quality, availability, demand, and the manufacturers pricing strategy. Some varieties of Gran Gris Granite may be more expensive than others due to their unique color, pattern, or rarity. It is best to contact a reputable supplier or granite dealer for accurate pricing information.

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