Petra Brown Granite

Petra Brown Granite, quarried in South Jordan, is a distinct natural stone characterized by its medium-to-coarse grain texture. This granite predominantly features a dark brown base color, interspersed with light grey and violet hues, and occasional red shades, creating a visually intriguing pattern that is both elegant and versatile for various applications.

Physical and Mechanical Properties

• Water Absorption:Typically low, around 0.2% - 0.4%. Indicates a high resistance to moisture penetration, making it suitable for wet areas.

• Density:Approximately 2.66 - 2.72 g/cm³. Suggests a robust and durable stone with considerable weight.

• Flexural Strength:Ranges between 13 - 17 MPa. Reflects the stone's ability to resist bending, important for structural uses.

• Compressive Strength:Approximately 140 - 180 MPa. Indicates the stone's capacity to withstand heavy loads, making it suitable for high-traffic areas.

• Hardness:Generally rated 6-7 on the Mohs scale. Demonstrates good scratch resistance, suitable for flooring and countertops.

• Porosity:Less than 1%.Low porosity contributes to its stain resistance and longevity.

• Slip Resistance:Varies with finish; polished surfaces are less slip-resistant compared to honed or textured finishes.

Chemical and Mineral Composition

• Silica (SiO2): 60% - 70%. Main constituent, providing strength and durability.

• Alumina (Al2O3): 10% - 15%. Contributes to the stone's hardness.

• Potassium Oxide (K2O) and Sodium Oxide (Na2O): 3% - 5%. Present in feldspar, affecting the stone's overall texture and color.

• Iron Oxide (Fe2O3): 2% - 5%. Imparts the reddish tones within the stone.

• Other minerals: Traces of Mica, Biotite, and quartz.

Usage

• Interior Flooring and Wall Cladding: Its aesthetic appeal and durability make it ideal for living rooms, corridors, and commercial spaces.
• Countertops and Backsplashes: Its resistance to scratching and staining is a big plus for kitchen and bathroom surfaces.
• Exterior Applications: Due to its robustness and resistance to weathering, it can be used for facades and outdoor paving.
• Monuments and Sculptures: The stone's ability to be polished to a high shine is advantageous for decorative purposes.

Maintenance

• Regular Cleaning: Use a mild detergent with water; avoid acidic or abrasive cleaners to maintain its polish.
• Sealing: Periodic sealing may be required to enhance stain resistance, especially on countertops and high-traffic areas.

Cutting Sizes

• Slabs: Commonly cut in standard sizes such as 2 cm and 3 cm thickness slabs.
• Tiles: Available in custom sizes, often ranging from 30x30 cm to 60x60 cm.

Available Common Surface Finishes

• Polished: Shiny finish; enhances color and pattern.
• Honed: Matte finish; less reflective, for a more subdued appearance.
• Flamed: Textured finish; improves slip resistance, suitable for outdoor use.
• Brushed: Slightly textured, soft finish; gives an aged look.

In conclusion, Petra Brown Granite is a versatile and durable natural stone, suitable for a wide range of interior and exterior applications. Its distinct color variations and robust physical properties ensure it remains a popular choice for both residential and commercial projects. Regular maintenance and appropriate finishing can preserve its aesthetic and functional appeal over time.