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White Sand Limestone

White Sand Limestone

White - Limestone

Portugal

About

Item Details

Material Type:
Limestone
Origin:
Portugal (Sintra)
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, window sills
Additional Names:
Moliano Fino Limestone, Branco Snow Limestone, in China stone market:新白沙(细沙)(bái shā (xì shā)), Bojardado Limestone, White Sand Limestone
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Testing

Water Absorption:
3.60 %
Density:
2433 kg/m3
Flexural Strength:
17.6 MPa
Compressive Strength:
76.0 MPa
Stone texture:
a muted beige/ivory cream to light tan base color​ with subtle, natural tonal variations that evoke a sense of warmth and organic simplicity limestone quarried in Portugal. Its surface exhibits a fine, uniform granular texture​ typical of high-quality limestone, with minute mineral flecks and gentle color shifts adding depth and character

Description

Appearance:

  • Color: Muted beige to ivory cream; light tan base
  • Texture: Fine, uniform granular texture; high-quality limestone
  • Character: Subtle, natural tonal variations; minute mineral flecks; gentle color shifts

Physical and Mechanical Properties:

  • Compressive Strength: 760 kg/cm²
  • Compressive Strength after Freezing Test: 796 kg/cm²
  • Bending Strength: 176 kg/cm²
  • Volumetric Weight: 2433 kg/m³
  • Water Absorption at Normal Pressure Conditions: 3.60 %
  • Apparent Porosity: 8.92 %
  • Linear Thermal Expansion Coefficient (10⁻⁶/°C): 3.4
  • Abrasion Resistance: 4.2 mm
  • Impact Test (Minimum Fall Height): 30–35 cm
  • Hardness: Typically, moderate hardness common to limestone
  • Porosity: Moderate porosity, contributing to its natural appearance
  • Slip Resistance: Generally good for limestone; can be enhanced with finishes

Chemical and Mineral Composition (% by Weight):

  • Calcium Carbonate (CaCO₃): Dominant component, typically around 90-95%
  • Magnesium Carbonate (MgCO₃): Up to 5%
  • SiO₂: 0.03 %
  • Al₂O₃: 0.00 %
  • Total Fe₂O₃: 0.12 %
  • CaO: 54.85 %
  • MgO: 0.44 %
  • Na₂O: 0.07 %
  • TiO₂: 0.00 %
  • Loss on Ignition (P.R.): 43.97 %
  • CO₂: 43.94 %

Usage:

  • Interior Flooring and Walls: Popular for its warm, natural appearance
  • Exterior Cladding: Durable under various climatic conditions
  • Bathrooms and Kitchens: Suitable for countertops and tile due to its aesthetic
  • Architectural Details: Used in pillars, fireplaces, and more

Maintenance:

  • Sealing: Recommended to reduce porosity and enhance stain resistance
  • Cleaning: Use pH-neutral cleaners; avoid acidic substances that may etch
  • Care: Regular dusting and periodic resealing maintain appearance and longevity

Common Surface Finish Options:

  • Polished: Enhances color depth and provides a shiny surface
  • Honed: Gives a smooth, matte finish, less slippery than polished surfaces
  • Brushed: Adds texture and a more rustic appearance
  • Sandblasted: Provides a rougher texture, increasing slip resistance
  • Tumbled: Exhibits an aged, weathered look, enhancing rustic charm

White Sand Limestone from Portugal is valued for its aesthetic simplicity and versatility, suitable for a range of architectural and interior design applications. Its physical and mechanical properties make it a durable choice, while the ease of maintenance ensures its beauty over time.

FAQ

Can Portugal's Bojardado Limestone be used exterior applications in very dusty climates?

Yes, Portugals Bojardado Limestone can be used for exterior applications in very dusty climates. Limestone is known for its durability and resistance to weathering, making it suitable for outdoor use. However, it is important to properly seal and maintain the limestone to protect it from the effects of dust and other environmental factors. Regular cleaning and sealing of the stone can help to prolong its lifespan and maintain its appearance in dusty climates.

Can Portugal's Bojardado Limestone be used in wall coverings?

Yes, Portugals Bojardado Limestone can be used in wall coverings. Bojardado Limestone is a type of limestone that is known for its rich texture and distinctive grooved and flamed surface. It is commonly used in interior and exterior applications, including wall cladding and coverings. The unique texture of Bojardado Limestone can add visual interest and a natural aesthetic to any wall surface.

Can Portugal's Bojardado Limestone be used in a dining room?

Yes, Portugals Bojardado Limestone can definitely be used in a dining room. Limestone is a durable and versatile natural stone material that is often used as a flooring option, and it can add a luxurious and elegant look to a dining room. The Bojardado finish, with its textured and slightly rough surface, can also provide a unique and interesting design element in the space. Limestone is relatively easy to maintain and clean, making it a practical choice for a dining room where spills and stains are common. However, it is important to regularly seal the limestone to protect it from any potential staining or damage.

How thick is Portugal's Bojardado Limestone slabs?

The thickness of Portugals Bujardado Limestone slabs can vary depending on the supplier and customers specific requirements. However, commonly available thicknesses for Bujardado Limestone slabs range from 2 centimeters (0.79 inches) to 10 centimeters (3.94 inches) or more.

Can Portugal's Bojardado Limestone be used outdoors?

Yes, Portugals Bojardado Limestone can be used outdoors. Limestone is a durable and versatile natural stone that is commonly used in outdoor applications such as paving, wall cladding, and landscaping. The Bojardado variety of limestone from Portugal is known for its unique, rough-textured surface, making it particularly suitable for outdoor projects where a more rustic and natural look is desired. It is important to note that proper sealing and maintenance may be necessary to preserve the appearance and durability of the stone when used in outdoor settings.

Are there color variations of Portugal's Bojardado Limestone?

Yes, there are color variations of Portugals Bajardado Limestone. the most common colors are beige, cream, and light brown. However, there may be slight differences in tone and veining patterns depending on the specific quarry and location of extraction. Some variations may have more prominent fossils and markings, while others may be more uniform in color.

Is Portugal's Bojardado Limestone an expensive stone?

I dont have access to the latest prices and cannot provide the exact cost of Bojardado Limestone in Portugal. However, in general, Bojardado Limestone is considered a high-end natural stone and is more expensive than some other types of limestone. Its cost depends on various factors such as quality, size, thickness, finish, and transportation. The price may also vary based on the supplier or the location where it is being sold.

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