Lundhs Ocean Blue Granite

About
Item Details
- Material Type:
- Granite
- Origin:
Norway (Krukåsen quarry, Larvik) - Primary Color(s):
- Blue
- 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, fireplaces, window sills
- Additional Names:
- Lundhs Ocean Granite, Ocean Blue Pearl Granite, Emerald Blue Pearl Granite, Lundhs Blue Pearl Granite, Lundhs Ocean Blue Granite, in China stone market:伦思海洋蓝(Lún Sī Hǎi Yáng Lán)
- Finished Surface:
- Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Chiseled,Pickling
Testing
- Water Absorption:
- ASTM C-97 0.16 %
- Density:
- ASTM C-97 170.1 lb/ft2
- Flexural Strength:
- 11.6 - 12.6 MPa
- Compressive Strength:
- 183 MPa
- Stone texture:
- a high-end natural stone quarried in Larvik, Norway. Part of the renowned Lundhs Blue family, this granite is valued for its deep ocean-blue iridescence created by reflective labradorite crystals embedded in a dark gray to black background; The stone features a dark gray to black base with coarse-grained labradorite crystals that shimmer in shades of deep blue, teal, and subtle green. The pearlescent effect produces dynamic movement across the surface, creating a visually captivating depth. The pattern is generally uniform with minor natural variation, ensuring each slab is unique., Rock Type: Magmatic plutonic rock (Anorthosite), Geological Age: Precambrian (~1–1.5 billion years)
Description
Lundhs Ocean Blue Granite, part of the prestigious Lundhs Blue family, is a high-end natural stone renowned for its striking visual appeal and durable characteristics. Quarried in the Krukåsen quarry in Larvik, Norway, this granite stands out for its deep ocean-blue iridescence, resulting from labradorite crystals that shimmer over a dark gray to black background. This natural stone is not only a piece of geological beauty but also a testament to its ancient origins, dating back to the Precambrian era, approximately 1 to 1.5 billion years ago.
Physical and Mechanical Properties
- Water Absorption (ASTM C-97): 0.16%
- Density (ASTM C-97): 170.1 lb/ft²
- Flexural Strength: 11.6 - 12.6 MPa
- Compressive Strength: 183 MPa
- Hardness: Generally high due to its composition, contributing to its durability.
- Porosity: Low, contributing to its water resistance and durability.
- Slip Resistance: Typically high, depending on the finish, making it suitable for flooring applications.
Chemical and Mineral Composition (approximate % by weight)
- Labradorite (a type of feldspar): 60-70%
- Other feldspar minerals: 10-20%
- Mafic minerals (such as pyroxene and olivine): 10-20%
- Quartz: Up to 5% (though it's called granite, it lacks significant quartz)
- Accessory minerals: Trace amounts
Usage
- Interior Applications: Countertops, backsplashes, wall cladding, and flooring are highly popular due to the stone's aesthetic qualities.
- Exterior Applications: Facades, paving, and architectural features, given its resistance to weathering.
- Decorative Usage: Fireplaces and accent walls to add elegance and character to spaces.
Maintenance
- Requires regular cleaning with pH-neutral cleaners. Avoid using acidic or abrasive cleaners that could dull the surface.
- For optimal longevity, periodic sealing is recommended to preserve the surface and enhance water resistance.
Cutting Sizes
- Standard slab thickness: Usually available in thicknesses of 2 cm and 3 cm.
- Custom cut-to-size options available upon request to accommodate specific project dimensions.
Common Surface Finish Options
- Polished: High gloss and reflective surface that enhances the colors and patterns.
- Honed: Smooth and matte finish, offering a subtle and sophisticated look.
- Brushed: Textured finish that provides a more rustic appearance while still showing the stone's iridescence.
- Flamed: Rough, non-slip surface, ideal for outdoor applications, like paving.
Lundhs Ocean Blue Granite offers a combination of aesthetic beauty and robust physical properties, making it an excellent choice for high-end architectural and decorative projects. Its unique color and texture, ensured by its coarse-grained labradorite crystals, make every piece distinctive, promoting both visual impact and timeless elegance.
Technical Properties – Standard Mean Values
Stone Name: NS-EN 12407 Monzonite (Larvikite)
Structure: Coarse-grained
Texture: Oriented feldspar crystals with lustre
- Compressive Strength NS-EN 1926 : 183 MPa
- Flexural Strength NS-EN 12371 : 12.6 MPa
- Flexural Strength (after 48 frost cycles) NS-EN 12371 : 11.6 MPa
- Frost Resistance (after 48 freeze-/thaw cycles) NS-EN 12371 : -11 %
- Rupture Energy (Thickness 30 mm) NS-EN 14158 : 4.4 J
- Abrasion Resistance, Wide Wheel NS-EN 14157 (a) : 16.5 mm
- Breaking Load at Dowel Holes NS-EN 13364 : 3780 N
- Slip Resistance (Honed Surface) NS-EN 14231 : 68 SRV (dry) / 17 SRV (wet)
- Resistance to Ageing by Thermal Shock NS-EN 14066 : No visual changes, no weight loss
Petrographic Composition (NS-EN 12407)
- Feldspar: 72 %
- Pyroxene: 8 %
- Amphibole: 6 %
- Biotite: 3 %
- Olivine: 2 %
- Apatite: 3 %
- Nepheline: 3 %
- Opaques: 3 %










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