Calanca Gneiss

Grey - Gneiss

Switzerland

Item Details

Quarry Location: Val Calanca, Arvigo, Moesa in the south of the Swiss canton of Graubünden, next to Ticino

Water Absorption: 0.3 %

Density: 2660 kg/m³

Flexural Strength: 19.2 - 19.3 MPa

Compressive Strength: 215 MPa

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, cobbles, pavers, curbstone

Finishing Surface: Polished,Flamed,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Additional Names: Calanca Silver Gneiss, Calanca Gneis, Calanca-Gneis, Calanca-Granit, Sarizzo Calanca Stone, Calanca Hell Gneiss, Calanca Dunkel Gneiss, Calanca Gray Granite, Gneiss Calanca, Calanca Grau Gneiss,Calanca Gneiss

Description:

Calanca Gneiss is a high-grade metamorphic rock with a distinctive grey-blue hue and dark grey shades. This metamorphic process indicates that the rock has undergone higher temperatures and pressures than schist, resulting in a unique and durable material. Originating from Val Calanca, Arvigo, Moesa, in the southern part of the Swiss canton of Graubunden, near Ticino, Switzerland, Calanca Gneiss is recognized for its geological heritage.

Formed through the metamorphosis of granite, Calanca Gneiss belongs to the category of silicate hard rocks. This classification makes it suitable for a wide range of applications, both indoors and outdoors, even in environments with heavy frosts. Its robust nature, coupled with its appealing grey-blue coloration and dark grey shades, makes Calanca Gneiss a popular choice for various construction and design projects. Whether used for interior surfaces or exterior landscaping, this metamorphic rock brings a touch of natural elegance to any setting.

Mechanical properties

Flexural strength: 17.00 N/mm2
Compressive strength: 210.00 to 215.00 N/mm2
Bulk density [ρ]: 2 660.00 kg/m3

FAQ

Can Switzerland's Calanca Gneiss be used in a bathroom?

Yes, Switzerlands Calanca Gneiss can be used in a bathroom. Gneiss is a type of metamorphic rock that is known for its durability and resistance to heat, pressure, and water. Its natural beauty and unique patterns make it a popular choice for various applications, including bathroom countertops, flooring, and wall cladding. However, its important to ensure proper sealing and maintenance to protect the stone from water damage and stains. Consulting with a professional stone supplier or installer can provide specific guidance on using Calanca Gneiss in a bathroom setting.

How thick is Switzerland's Calanca Gneiss slabs?

I dont have access to the specific information of the thickness of each slab of Calanca Gneiss in Switzerland. However, according to geologists, the thickness of the Calanca Gneiss outcrops in the Calanca Valley ranges from a few centimeters to several tens of meters.

Can Switzerland's Calanca Gneiss be used exterior applications in cold climates?

Yes, Switzerlands Calanca Gneiss can be used in exterior applications in cold climates. Calanca Gneiss is known for its durability and ability to withstand extreme weather conditions. It has a low water absorption rate and good freeze-thaw resistance, making it suitable for use in regions with cold climates where freezing and thawing cycles occur. However, it is important to properly seal and maintain the stone to ensure its long-term performance and prevent any potential damage from harsh environmental conditions.

What grade is Switzerland's Calanca Gneiss?

Switzerlands Calanca Gneiss is a type of rock, not a grade. Gneiss is a high-grade metamorphic rock formed from the transformation of pre-existing rock types under intense heat and pressure. Calanca Gneiss, specifically, refers to gneiss found in the Calanca Valley in the southern part of Switzerland.

What is the coefficient of friction of Pickled Switzerland's Calanca Gneiss tiles?

I am not able to access the coefficient of friction of Pickled Switzerlands Calanca Gneiss tiles without additional information or context. The coefficient of friction can vary depending on factors such as surface texture, humidity, and contact force. It is important to obtain specific measurements and testing results to accurately determine the coefficient of friction.

Can Switzerland's Calanca Gneiss be used in landscaping?

Yes, Switzerlands Calanca Gneiss can be used in landscaping. Calanca Gneiss is a type of natural stone commonly used in various landscaping applications, including as paving stones, wall cladding, steps, and decorative stone features. Its attractive texture, durability, and natural colors make it a popular choice for adding a touch of elegance to outdoor spaces. Additionally, Calanca Gneiss is known for its resistance to weathering and its ability to withstand heavy foot traffic, making it suitable for both residential and commercial landscaping projects.

Is Switzerland's Calanca Gneiss an expensive stone?

I do not have access to current market prices or the ability to provide financial advice. However, Calanca Gneiss is a rare and unique stone that is known for its rich colors and patterns, making it a sought-after material in the world of architecture and design. The price of the stone may vary depending on factors such as availability, location, and desired size and quality. It is best to consult with a professional in the stone industry for current market prices and availability.

Are there color variations of Switzerland's Calanca Gneiss?

Yes, there are minor color variations of the Calanca Gneiss found in Switzerland. The most common color is gray but shades of pink, orange, and red can also be found due to the presence of iron oxide in the geological formation.

Can Switzerland's Calanca Gneiss be used outdoors?

Yes, Switzerlands Calanca Gneiss can be used outdoors. Calanca Gneiss is a durable and weather-resistant metamorphic rock that is suitable for outdoor applications like paving, cladding, and landscaping. It is known for its attractive appearance, with a mixture of gray, white, and pink colors, and its ability to withstand various environmental conditions.