Moca Blue Limestone

About
Item Details
- Material Type:
- Limestone
- Origin:
Portugal (Santarem) - Primary Color(s):
- Grey
- 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:
- Moca Azul Limestone, Azul Moca Limestone, Azul Santarem Limestone, Moca Blue, Moca Blue 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 sophisticated natural stone characterized by a blue-grey to soft grey base color, often displaying subtle variations in tone that shift between cooler bluish hues and neutral greys depending on the slab and lighting conditions. Its appearance is typically enriched with fine linear veining, occasional fossilized shell fragments, and gentle cloud-like or slightly parallel patterns, creating a refined yet natural aesthetic that balances uniformity with organic detail. The overall look is elegant and understated, making it particularly suitable for contemporary architectural applications. In terms of texture and structure, Moca Blue is a fine- to medium-grained sedimentary limestone with a compact matrix and visible fossil inclusions, offering a smooth and consistent surface when honed or polished, while textured finishes enhance its natural grain and depth. Its structure reflects typical Portuguese “Moca-type” limestones, often showing subtle directional patterning when vein-cut, contributing to a clean, linear visual effect combined with durable and workable stone properties
Description
Moca Blue Limestone is a sophisticated and stylish natural stone characterized by a base color that ranges from blue-grey to soft grey. Its aesthetic appeal lies in its subtle variations in tone which can shift between cooler bluish hues and neutral greys depending on the particular slab and the lighting conditions it is exposed to. The stone’s appearance is augmented by fine linear veining, occasional fossilized shell fragments, and gentle cloud-like or slightly parallel patterns. This results in a refined yet natural aesthetic, ideal for balancing uniformity with organic details. The overall look it provides is elegant and understated, fitting perfectly within contemporary architectural applications.
Texture and Structure:
- Grain: Fine- to medium-grained sedimentary limestone
- Matrix: Compact with visible fossil inclusions
- Surface: Smooth and consistent when honed or polished; textured finishes accentuate its natural grain and depth
- Patterning: Subtle directional patterning when vein-cut, offering a linear visual effect
Physical and Mechanical Properties
- Water Absorption: 3.60%
- Density: 2433 kg/m³
- Flexural Strength: 17.6 MPa
- Compressive Strength: 76.0 MPa
- Hardness: Generally good for limestone; suitable for flooring and wall applications
- Porosity: Moderate, common for limestones
- Slip Resistance: Dependent on the surface finish; higher for textured finishes
Chemical and Mineral Composition
The exact chemical and mineral composition can vary, but it's typically composed of:
- SiO₂: 0.03%
- Al₂O₃: 0.00%
- Fe₂O₃ (total): 0.12%
- CaO: 54.85%
- MgO: 0.44%
- Na₂O: 0.07%
- TiO₂: 0.00%
- P.R. (Loss on Ignition): 43.97%
- CO₂: 43.94%
Usage and Applications
- Flooring
- Wall Cladding
- Countertops
- Architectural Facades
- Interior and Exterior Applications
- Suitable for Contemporary Design
Maintenance
- Regular Cleaning: Mild cleaners or pH-neutral detergents
- Sealing: Annual sealing recommended to enhance durability and repel stains
- Avoid Harsh Chemicals: To prevent surface damage
Cutting Sizes (Examples)
- Standard slab sizes can vary, typically:
- 60 cm x 60 cm
- 30 cm x 60 cm
- Custom sizes available upon request
Surface Finish Options
- Honed: Smooth, matte surface with subtle sheen
- Polished: High-gloss finish enhancing color and pattern
- Brushed or Sandblasted: Textured, providing slip resistance
- Tumbled: Antiqued finish with a weathered look
Moca Blue Limestone reflects typical Portuguese "Moca-type" limestones, renowned for their beauty and durability, making them a preferred choice for various architectural applications.
Test Results:
- Compressive Strength: 760 kg/cm²
- Compressive Strength (after freeze–thaw): 796 kg/cm²
- Flexural Strength: 176 kg/cm²
- Density: 2433 kg/m³
- Water Absorption (N.P. conditions): 3.60%
- Apparent Porosity: 8.92%
- Thermal Linear Expansion Coefficient: 3.4 × 10⁻⁶ /°C
- Abrasion Resistance: 4.2 mm
- Impact Resistance: minimum fall height 30–35 cm







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