Koida Black

Black - Granite

Finland

Item Details

Quarry Location: Hietalantie, Suomi, North Karelian region

Water Absorption: 0.046 %

Density: 3092 kg/m3

Flexural Strength: 26.8 MPa

Compressive Strength: 366 MPa

Recommended Usage: Exterior - Interior wall and floor applications, monuments, countertops, mosaic, fountains, pool and

Finishing Surface: Polished, Sawn Cut, Sanded, Rockfaced, Sandblasted, Tumbled

Additional Names: Karelian Black Granite, Finnish Black,Koida Black

Description:

It is quarried in North Karelian region. This timeless dolerite usually maintains fine or medium texture. It has a rich black colour with extremely hard and tough surface, which polishes exceptionally well.

Mineral composition
Plagioclase 53,6 %
Pyroxene 39,0 %
Opaque 6,4 %
Amphibole 1,0 %
Tecnical properties of Koida Black material
Compression strength (EN 1926) 366 MPa
Flexural strength (EN 12372) 26.8 MPa
Frost resistance Good
Water absorption (EN 13755) 0.046 %
Density (EN 1936) 3092 kg/m3
Frost resistance (EN 12371) No visible changes

FAQ

Is Finland's Koida Black Granite an expensive stone?

I do not have access to current pricing information. However, in general, Koida Black Granite is considered a high-quality and luxurious stone, which may make it more expensive compared to other types of granite. Factors such as rarity, quarry location, demand, and size of the slab can also affect the price.

Can Finland's Koida Black Granite be used exterior applications in very humid climates?

Yes, Finlands Koida Black Granite can be used for exterior applications, even in very humid climates. Granite is known for its durability and resistance to moisture, making it suitable for outdoor use. However, it is essential to ensure proper installation techniques and regular maintenance to prevent any potential damage or discoloration in such climates. For expert advice, it is recommended to consult with a professional or the supplier of the granite.

Are there color variations of Finland's Koida Black Granite?

I do not have access to up-to-date information about the current availability of the Koida Black Granite. However, in general, the Koida Black Granite is known for its consistent black color without much variation. It is possible that slight variations in darkness or texture may occur due to differences in the quarrying or finishing process, but these are minimal. Nonetheless, the best way to confirm the availability of the material for specific color or texture requirements is to contact the granite supplier or manufacturer directly.

What is the average hardness of Finland's Koida Black Granite?

The average hardness of Finlands Koida Black Granite is around 6.5-7 on the Mohs scale of mineral hardness.

Can Finland's Koida Black Granite be used outdoors?

Yes, Finlands Koida Black Granite can be used outdoors. Granite is a highly durable and versatile material that is commonly used for outdoor applications such as countertops, pavers, and cladding. It is resistant to weathering, fading, and scratching, making it suitable for outdoor use where it will be exposed to the elements. However, it is always recommended to properly seal and maintain the granite to ensure its long-term durability and appearance.

What grade is Finland's Koida Black Granite?

I do not have access to up-to-date information about the grading system of Finlands Koida Black Granite. However, granite is typically graded based on its quality and characteristics such as color, texture, and durability. The grading system can vary between countries and regions. Its best to consult a local expert or supplier for information on the grading system for Koida Black Granite in Finland.

What is the coefficient of friction of Water Jet Cut Finland's Koida Black Granite tiles?

The coefficient of friction of Water Jet Cut Finlands Koida Black Granite tiles can vary depending on various factors such as the surface finish and conditions. It is recommended to contact the manufacturer or supplier of the tiles for specific information on the coefficient of friction.

Can Finland's Koida Black Granite be used in a office?

Yes, Finlands Koida Black Granite can definitely be used in an office. It is a durable and versatile stone that can be suitable for various applications, including office spaces. The dark and elegant appearance of Koida Black Granite can add a sophisticated and professional look to an office and it can be used for countertops, flooring, wall cladding, or even decorative accents.

Can Finland's Koida Black Granite be used in landscaping?

Yes, Finlands Koida Black Granite can be used in landscaping. It is a type of granite that features a black color with occasional silver and white veining, making it an attractive choice for various landscaping applications. Koida Black Granite can be used in pathways, driveways, patios, outdoor countertops, and as decorative elements in gardens. Its durability, strength, and natural beauty make it suitable for both residential and commercial landscaping projects.

How thick is Finland's Koida Black Granite slabs?

The thickness of Finlands Koida Black Granite slabs typically ranges from 2 to 3 centimeters (0.79 to 1.18 inches).