Black Mingue Granite

Black - Granite

Angola

About

Item Details

Material Type:: Granite
Origin:: Angola (Lubango)
Primary Color(s):: Black
Recommended Usage:: kitchen and bathroom countertop, wash basins, building stone, ornamental stone, stairs, interior, exterior wall and floor applications, mosaic, water-jet pattern, wall panels, table tops, balustrades, columns, wall and pool copings, pool pavers, fireplaces, window sills
Additional Names:: Negro Mingue Granite, Negro Angola Granite, Angola Black Granite, Black Angola Granite, Labrador Angola Granite, in China stone market:黑星月(Hēi xīng yuè), Black Mingue Granite
Finished Surface:: Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Chiseled,Pickling

Testing

Water Absorption:: 0.1 %
Density:: 2827 Kg/m³
Flexural Strength:: 11.3 MPa
Compressive Strength:: 75.9 MPa
Stone texture:: a durable, medium-grained anorthosite; Known for its dark, intense charcoal-to-black background heavily flecked with silver and grey

Description

Black Mingue Granite is a durable and versatile natural stone primarily quarried in Lubango, Angola. It is renowned for its medium-grained anorthosite texture, featuring a rich, charcoal-to-black background elegantly adorned with silver and grey flecks. This distinctive coloring makes it a popular choice for both aesthetic and functional applications in various architectural projects.

Physical and Mechanical Properties

Water Absorption: 0.1%. Indicates low porosity and excellent resistance to moisture penetration.
Density: 2827 Kg/m³. Denotes a considerable mass per unit volume, contributing to its sturdiness and weight.
Flexural Strength: 11.3 MPa. Showcases its ability to withstand bending forces without fracturing.
Compressive Strength: 75.9 MPa. Highlights significant resistance to crushing forces, making it ideal for load-bearing applications.
Hardness:Displays a high level of scratch resistance, suitable for surfaces subjected to substantial wear and tear.
Porosity:Very low, reinforcing its durability and minimal maintenance requirements.
Slip Resistance:Typically good, especially when finished with non-slip surface treatments, enhancing safety for floor applications.
Slip Resistance (SRV Dry): 85 (SRV)
Slip Resistance (SRV Wet): 68 (SRV)

Chemical and Mineral Composition

Quartz: Variable percentage, contributing to its hardness and chemical resistance.
Feldspar: A significant component, providing durability and altering the color.
Plagioclase: Dominates the mineralogy, essential for the anorthosite classification.
Mica (Biotite/Muscovite): Minor quantities, contributing to the stone's luster and sheen.

Usage

Black Mingue Granite is highly versatile, suitable for a variety of applications, such as:

Countertops: Favored in kitchens and bathrooms for its aesthetic appeal and robustness.
Flooring: Ideal for high-traffic areas due to its strength and resistance to wear.
Wall Cladding: Used both for interiors and exteriors, providing a luxurious look and durable surface.
Monuments and Sculptures: Preferred for its ability to be precisely carved and its resilient shine.
Paving and Landscaping: Ensures longevity and elegance in outdoor environments.

Maintenance

Regular Cleaning: Use mild, pH-neutral cleaners to maintain its appearance.
Sealing: Periodic application of a quality stone sealant enhances stain resistance and longevity.
Avoid Harsh Chemicals: Protect the stone from acidic or abrasive cleaning agents to prevent etching and dulling.

Surface Finishes

Polished: High gloss finish revealing the stone’s depth and sheen.
Honed: Smooth, matte appearance for a more understated elegance.
Flamed: Textured, rough surface enhancing slip resistance, ideal for outdoor use.
Brushed: Provides an aged appearance with a slight texture.
Leathered: Soft, textured finish that retains some natural character.

Understanding the comprehensive properties and applications of Black Mingue Granite ensures its optimal use, enhancing architectural projects with both beauty and functionality.

FAQ

What is the radioactive decay of Black Mingue Granite?

Black Mingue Granite is not a radioactive material, so it does not undergo radioactive decay.

Is there radiation in Black Mingue Granite kitchen countertops?

Black Mingue Granite does not contain any radioactive elements, so it is considered to be a safe option for kitchen countertops in terms of radiation exposure. However, as with all granite countertops, there is a small possibility that trace amounts of radiation could be present. It is always a good idea to have your countertops tested for radiation levels if you are concerned.

How can I clean the grout of antique finish Black Mingue Granite tiles?

To clean the grout of antique finished Black Mingue Granite tiles, you can follow these steps: 1. Start by sweeping or vacuuming the tiles and grout to remove any loose debris and dirt. 2. Mix a solution of warm water and mild dish soap or a specialized granite cleaner. Avoid using harsh chemicals or abrasive cleaners as they can damage the granite. 3. Use a soft-bristled brush or an old toothbrush to scrub the grout lines gently. Make sure to scrub in a circular motion to lift dirt and grime effectively. 4. Rinse the grout lines with clean water to remove any soapy residue. 5. If the grout stains are stubborn, you can try using a paste of baking soda and water. Apply the paste to the grout lines and let it sit for a few minutes before scrubbing with a brush. 6. Once the grout is clean, dry the tiles and grout thoroughly with a clean towel or microfiber cloth. 7. To prevent future staining, consider sealing the grout with a grout sealer specifically designed for natural stone tiles. Follow the manufacturers instructions for best results. By following these steps, you can effectively clean the grout of antique finished Black Mingue Granite tiles and maintain their beauty for years to come.

Can sawn cut Black Mingue Granite tiles be used for internal flooring?

Yes, sawn cut Black Mingue Granite tiles can be used for internal flooring. Granite is a durable and versatile material that is well-suited for use in high traffic areas such as flooring. The sawn cut process will give the tiles a smooth and uniform finish, making them ideal for use indoors. Additionally, Black Mingue Granite is known for its elegant and timeless appearance, making it a popular choice for interior design.

How thick is Angola's Black Mingue Granite slabs?

The thickness of Angolas Black Mingue Granite slabs can vary depending on the specific supplier and the intended use. However, in general, the standard thickness of granite slabs is typically around 2 centimeters (0.79 inches) or 3 centimeters (1.18 inches).

Can Angola's Black Mingue Granite be used in a office?

Yes, Angolas Black Mingue Granite can definitely be used in an office setting. It is a versatile and elegant stone that can add a touch of sophistication to an office space. The deep black color, combined with its unique natural patterns, can create a luxurious and professional ambiance. This granite is often used for countertops, flooring, and wall cladding in various commercial spaces, including offices, hotels, and corporate buildings.

Can Angola's Black Mingue Granite be used exterior applications in very rainy climates?

Angolas Black Mingue Granite can generally be used for exterior applications in very rainy climates. However, it is important to note that granite is a natural stone and its durability can vary based on the specific geological composition of each slab. In general, granite is known for its strength and weather resistance, making it suitable for outdoor use. Nevertheless, it is recommended to consult with a professional architect or stone supplier to assess the specific characteristics of the Black Mingue Granite you intend to use. They can provide insights into its porosity, water absorption rate, and any potential treatments or sealants that may be necessary to enhance its performance in a rainy climate. Proper installation and regular maintenance will also contribute to the granites longevity and aesthetic appeal.

What is the coefficient of friction of Filled Angola's Black Mingue Granite tiles?

The coefficient of friction of a specific type of tile, such as Filled Angolas Black Mingue Granite, depends on various factors including the finish, surface texture, and the type of contact. Therefore, the coefficient of friction for this specific tile would require testing and analysis in a laboratory or by following specific industry standards. It is recommended to consult the manufacturer or a certified testing facility for the accurate coefficient of friction measurement for Filled Angolas Black Mingue Granite tiles.

Can Angola's Black Mingue Granite be used in landscaping?

Yes, Angolas Black Mingue Granite can be used in landscaping. It is a durable and dense granite that can withstand varying weather conditions and is resistant to erosion. Its dark black color and distinctive natural patterns make it a popular choice for pathways, patios, driveways, and other outdoor areas. It can also be used for decorative features such as garden walls, water features, and outdoor furniture.

Are there color variations of Angola's Black Mingue Granite?

I do not have access to the latest database or catalog information. However, it is common for natural stones to have slight color variations due to differences in mineral composition and geological formation. Therefore, it is possible that Angolas Black Mingue Granite may have slight color variations. It would be best to consult with a granite supplier or manufacturer for more information about specific variations.

Is Angola's Black Mingue Granite an expensive stone?

I do not have access to real-time prices and market trends. However, Black Mingue Granite is considered a high-end granite due to its unique and rare patterns. It is usually sold at a premium price and may be considered expensive compared to other types of granite. The overall cost will depend on various factors, such as availability, quality, location, and supplier. It is recommended to consult with a local stone supplier or contractor to get a better idea of pricing.