Silvestre Grey Granite

About
Item Details
- Material Type:
- Granite
- Origin:
Spain (Sierra del Faro-Melon, Orense, Galicia) - 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:
- Silvestre Grigio Granite, Silvestre Gris Granite, Silvestre Grey Granite
- Finished Surface:
- Polished,Flamed,Bush Hammered,Tumbled,Brushed,Honed,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling
Testing
- Water Absorption:
- 0.3 - 0.35%
- Density:
- 2680 - 2720 kg/m³
- Flexural Strength:
- 12 - 15 MPa
- Compressive Strength:
- 150 - 170 MPa
- Stone texture:
- a high-quality natural granite quarried in Spain, renowned for its elegant medium to dark grey tones, uniform structure, and excellent technical performance; granular, crystalline structure with a compact and dense surface granite
Description
Silvestre Grey Granite is a high-quality natural stone quarried in the region of Sierra del Faro-Melon, Orense, Galicia, Spain. It is renowned for its elegant and consistent medium to dark grey tones, making it a popular choice for various architectural and design projects. Its granular, crystalline structure offers a compact and dense surface, ideal for both aesthetic and functional purposes.
Physical and Mechanical Properties
- Water Absorption: Low, typically around 0.3% to 0.35%
- Density: Approximately 2,680 to 2,720 kg/m³
- Flexural Strength: Around 12 to 15 MPa
- Compressive Strength: Approximately 150 to 170 MPa
- Hardness: Rated on the Mohs scale as 6 to 7
- Porosity: Low, contributing to its durability
- Slip Resistance: Good, especially when a non-polished finish is applied
Chemical and Mineral Composition (Approx. % by Weight)
- Quartz: 30% to 40%
- Feldspar: 25% to 35%
- Mica (Biotite and Muscovite): 10% to 15%
- Hornblende: 5% to 10%
- Other Minerals: Traces of minerals like magnetite and garnet
Usage
Silvestre Grey Granite is versatile and commonly used in both interior and exterior applications:
- Countertops and Vanities: Due to its durability and aesthetic appeal
- Flooring and Paving: Suitable for high-traffic areas due to its robustness
- Wall Cladding: Provides elegant facades to buildings
- Monuments and Sculptures: Its fine-grained structure allows for detailed work
- Staircases and Treads: Offers a slip-resistant surface
Maintenance
- Cleaning: Use neutral pH cleaners to maintain its surface
- Sealing: Recommended periodically to enhance stain resistance
- Avoid Harsh Chemicals: Use of acidic or abrasive cleaners can damage the surface
Cutting Sizes and Surface Finish Options
- Common Cutting Sizes:
- Tiles: 30x30 cm, 60x60 cm, 60x40 cm
- Slabs: Typically 2 cm or 3 cm thick, customizable up to 250x150 cm
- Surface Finish Options:
- Polished: For a glossy and reflective surface
- Honed: For a matte, less reflective finish
- Flamed: Rough texture for enhanced slip resistance
- Bush Hammered: Textured finish ideal for outdoor applications
Silvestre Grey Granite is an excellent choice for projects requiring a reliable, aesthetically pleasing material that withstands the test of time. Its technical performance and versatile usage options make it a preferred choice among architects and designers.







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