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Azul Classico Limestone

Azul Classico LimestoneAzul Classico LimestoneAzul Classico Limestone
Azul Classico Limestone

Grey - Limestone

Portugal

About

Item Details

Material Type:
Limestone
Origin:
Portugal (Aljubarrota, ALCOBAÇA)
Primary Color(s):
Grey
Recommended Usage:
planters, fountains, facade, urban street furnitures, building stone, ornamental stone, stairs, interior, exterior wall applications, mosaic, waterjet pattern, wall panels, table tops, balustrades, columns, wall and pool copings, pool pavers, fireplaces
Additional Names:
Calcário Azul Clássico, Azul Classico Limestone, Alcoa Blue Limestone, Azul Alcoa Blue Limestone, Alcoa Blue AB5 Limestone, Alcoa Azul Limestone, Alcoa Blue Ab1 Limestone, Alcoa Blue Ab2 Limestone, Azul Grey Limestone, Prague Grey Limestone, in China stone market:布拉格灰(Bùlāgé Huī), Azul Classico
Finished Surface:
Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Chiseled,Pickling

Testing

Water Absorption:
0.7 %
Density:
2670 kg/m3
Flexural Strength:
14.3 MPa
Stone texture:
a premium natural stone quarried in Portugal, featuring a sophisticated blue-grey color, subtle fossil inclusions, and a distinctive appearance that combines elegance with structural versatility. greyish cream limestone of compact appearance with small bluish grains and fossils agglomerates and thin, scattered, bluish veins. PHYSICO-MECHANICAL PROPERTIESApparent density 2670 kg/m3Open porosity 0,8%Water absorption at atmospheric pressure 0,7%Flexural strenght under concentrated load 14,3 MPAAbrasion test 19,0 mm

Description

Azul Classico Limestone is a premium natural stone quarried in Aljubarrota, Alcobaça, Portugal. It is recognized for its sophisticated blend of blue-grey and greyish cream tones, complemented by subtle bluish grains and fossil agglomerates. Thin bluish veins add a distinctive elegance and structural versatility, making it a sought-after choice in architectural applications.

Physical and Mechanical Properties

  • Apparent Density: 2670 kg/m³
  • Open Porosity: 0.8%
  • Water Absorption: 0.7% (at atmospheric pressure)
  • Flexural Strength under Concentrated Load: 14.3 MPa
  • Abrasion Resistance: 19.0 mm
  • Compressive Strength: Typically not provided, but generally high for structural suitability.
  • Hardness: Exhibits considerable hardness suitable for flooring and facades.
  • Slip Resistance: Good, suitable for indoor and outdoor use.

Chemical and Mineral Composition

  • Calcium Carbonate (CaCO₃): Predominantly high, typically over 90% by weight.
  • Silica (SiO₂): Present in minor quantities.
  • Aluminum Oxide (Al₂O₃), Iron Oxide (Fe₂O₃): Trace amounts that may influence coloration.
  • Other Minerals: Minor inclusions that contribute to fossil formations and veining.

Usage

  • Applications: Flooring, wall cladding, facades, countertops, staircases, and decorative elements.
  • Suitable Environments: Interior and exterior, residential and commercial projects.

Maintenance

  • Regular cleaning with pH-neutral cleaners.
  • Periodic sealing recommended to protect from stains and moisture.
  • Avoid acidic or harsh chemicals to preserve surface integrity.

Cutting Sizes (cm)

  • Standard Slab Sizes: Typically available in large slabs for custom cuts.
  • Tiles: Commonly available in sizes such as 30x30, 45x45, 60x60 cm.
  • Custom Sizes: Available based on project specifications.

Surface Finish Options

  • Polished: Provides a high-gloss, reflective finish that accentuates the stone's color and veining.
  • Honed: Offers a smooth, matte finish with a subdued appearance.
  • Brushed: Adds texture while maintaining a soft, aged patina.
  • Bush-Hammered: Provides a rugged, non-slip texture ideal for outdoor use.

Azul Classico Limestone's combination of aesthetic appeal and robust physical properties makes it an excellent choice for a wide variety of architectural and design applications. Its versatility is enhanced by the range of available finishes and customized sizes, supporting the creation of unique and enduring installations.

FAQ

Can Portugal's Azul Classico Limestone be used exterior applications in very rainy climates?

Yes, Portugals Azul Classico Limestone can be used in exterior applications in very rainy climates. This limestone is known for its durability and resistance to weathering, making it suitable for various outdoor uses. However, it is always recommended to consult with a professional stone supplier or architect to ensure that the specific conditions of your project and climate are taken into consideration.
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Can Portugal's Azul Classico Limestone be used in a kitchen?

Yes, Portugals Azul Classico limestone can be used in a kitchen. Limestone is a natural, versatile stone that is commonly used for countertops, backsplashes, and flooring in kitchens. However, it is important to properly seal and maintain the limestone to protect it from stains and scratches, as it is a softer and more porous stone compared to granite or quartz. Additionally, acidic substances like lemon juice or vinegar can etch the surface of the limestone, so it is advisable to use cutting boards and avoid contact with acidic foods.
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What is the coefficient of friction of Water Jet Cut Portugal's Azul Classico Limestone tiles?

The coefficient of friction of Water Jet Cut Portugals Azul Classico Limestone tiles may vary depending on the specific finish of the tile surface. The coefficient of friction is a measure of the tiles slip resistance and is usually indicated by the Static Coefficient of Friction (SCOF) or Dynamic Coefficient of Friction (DCOF). These values can range from 0.4 to 0.6 for most natural stone tiles. However, it is recommended to contact the manufacturer or supplier of the specific tiles to obtain the accurate coefficient of friction value for Water Jet Cut Portugals Azul Classico Limestone tiles. They will have the most up-to-date and accurate information about the slip resistance properties of their products.
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Can Portugal's Azul Classico Limestone be used in landscaping?

Yes, Portugals Azul Classico Limestone can be used in landscaping. Its natural blue tone and fine-grained texture make it a popular choice for various landscape applications such as paving, walkways, patios, pool decks, and wall cladding. The limestones durability and resistance to weathering also make it suitable for outdoor use. Additionally, Azul Classico Limestone can be cut into different shapes and sizes to create custom landscape designs.
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How thick is Portugal's Azul Classico Limestone slabs?

The thickness of Portugals Azul Classico Limestone slabs varies depending on the specific application and customer preference. However, standard thicknesses for these slabs typically range from 2 centimeters (0.79 inches) to 3 centimeters (1.18 inches).
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What grade is Portugal's Azul Classico Limestone?

Portugals Azul Classico Limestone is commonly graded as a commercial grade limestone.
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Are there color variations of Portugal's Azul Classico Limestone?

Yes, there can be some color variations of Portugals Azul Classico limestone. The stone typically has a blue-gray color, but variations can range from lighter to darker shades of blue, with some samples exhibiting hints of purple or brown. The specific color variation will depend on the quarry location and the particular batch of stone extracted. In general, the color variations can add unique character and beauty to the appearance of the Azul Classico limestone.
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Is Portugal's Azul Classico Limestone an expensive stone?

I dont have access to real-time market prices. However, I can tell you that the price of Portugals Azul Classico Limestone depends on various factors, such as the quality of the stone, its size, thickness, and source, as well as the demand and supply in the market. Generally, limestone is considered a relatively affordable natural stone compared to marble, granite, or quartzite. Still, the cost of Azul Classico Limestone may vary significantly based on the above factors, and it is best to contact a reputable stone supplier or fabricator for accurate pricing information.
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