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Cape Green Granite

Cape Green Granite

Green - Granite

South Africa

About

Item Details

Material Type:
Granite
Origin:
South Africa (Kliprand, West Coast District Municipality, Western Cape)
Primary Color(s):
Green
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:
Verde Fountaine Granite, Verde Fontaine Granite, Verde Fountain Granite, Verde Bitterfontein Granite, Bitterfontain SA Granite, Bitterfontein, Bitterfontein Green Granite, Fontain Green Granite, Fontain Verde Granite, Fontaine Green Granite, Fontaine Verde Granite, Fountaine Green Granite, Granit Verde Fontain, Green Fountain Granite, Marlin Verde Granite, Turmalin Granite, Verde Fontain, Verde Fontein, Cape Vert Granit, Cape Green Granite, Cape Green
Finished Surface:
Polished,Flamed,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Testing

Water Absorption:
0.12 - 0.14 By weight %
Density:
2730 kg/m3
Flexural Strength:
17.0 - 18.5 MPa
Compressive Strength:
192.0 - 195.0 MPa
Stone texture:
a dark green, coarse-grained granite; Precambrian-era stone, with its color attributed to the mineral chlorite

Description

Cape Green Granite is a striking natural stone known for its distinctive dark green color, which is primarily attributed to the presence of the mineral chlorite. This granite is coarse-grained and is quarried specifically in Kliprand, located within the West Coast District Municipality of the Western Cape in South Africa. Originating from the Precambrian era, it carries significant geological history.

Physical and Mechanical Properties:

  • Water Absorption:0.12 - 0.14% by weight

  • Density:2730 kg/m³

  • Flexural Strength:17.0 - 18.5 MPa

  • Compressive Strength:192.0 - 195.0 MPa

  • Hardness:Cape Green Granite is expected to have a high hardness level, typical of granite, often rated around 6-7 on the Mohs scale.

  • Porosity:Generally low porosity, contributing to its durability and low water absorption rate.

  • Slip Resistance:The slip resistance of Cape Green Granite will depend on the surface finish. Polished surfaces will be less slip-resistant compared to honed or rough finishes.

Chemical and Mineral Compositions:

While specific percentages might vary, granite often consists primarily of the following minerals:

  • Quartz:Approximately 20-40%

  • Feldspar:Around 40-60%, predominantly potassium feldspar

  • Chlorite and other dark minerals:Around 5-15%, these contribute to the characteristic dark green color.

  • Mica (Biotite or Muscovite):Roughly 5-10%

Usage:

Cape Green Granite is versatile and can be used in a variety of applications:

Interior Applications:

  • Countertops

  • Flooring

  • Wall cladding

Exterior Applications:

  • Facades

  • Outdoor sculptures

  • Paving stones

Maintenance:

  • Routine Cleaning:Use a mild soap or detergent with water for regular cleaning.

  • Sealant Application:Periodic sealing recommended to enhance stain resistance and maintain the appearance.

  • Avoid acidic cleaners:To prevent etching and ensure longevity.

Cutting Sizes:

Available in a variety of custom sizes, typically:

  • Slabs:Commonly available in 2 cm and 3 cm thicknesses.

  • Tiles:Standard tile sizes might include 30x30 cm, 30x60 cm, and 60x60 cm.

Surface Finish Options:

  • Polished:Creates a glossy surface, highlighting the stone’s colors and patterns.

  • Honed:Offers a smooth, matte finish.

  • Bush-hammered:Provides a rough, textured surface for enhanced slip resistance.

  • Sandblasted:Yields a slightly rough finish with a subtle texture.

  • Flamed:Provides a rough texture typically used for outdoor applications to enhance slip resistance.

Cape Green Granite, with its unique aesthetic qualities and durable properties, is an excellent choice for both residential and commercial projects.

FAQ

Can South Africa's Cape Green Granite be used exterior applications in very rainy climates?

Yes, South Africas Cape Green Granite can be used for exterior applications in very rainy climates. Granite is a durable natural stone that is known for its strength and resistance to weathering. Cape Green Granite has a low water absorption rate and is highly resistant to water damage, making it suitable for outdoor use even in rainy climates. However, it is always recommended to properly seal and maintain the granite to enhance its longevity and resistance against water and other environmental factors.

Can South Africa's Cape Green Granite be used in a office?

Yes, South Africas Cape Green Granite can be used in an office setting. Granite is a durable and versatile natural stone that is often used for countertops, flooring, and other surfaces in commercial spaces. Cape Green Granite features a unique mix of green, brown, and gray tones, which can bring a natural and elegant aesthetic to an office environment. It can be used for office countertops, tables, flooring, feature walls, or even decorative accents like desk accessories or conference room accents. Its durability and resistance to stains and scratches make it suitable for high-traffic areas such as office reception areas or conference rooms.

What is the coefficient of friction of Filled South Africa's Cape Green Granite tiles?

I apologize, but I couldnt find any specific information on the coefficient of friction of Filled South Africas Cape Green Granite tiles. The coefficient of friction can vary depending on various factors such as the surface finish of the tiles, the presence of any coating or treatment, and the specific testing method used. It is best to inquire with the manufacturer or supplier of the tiles for accurate information on their coefficient of friction.

Can South Africa's Cape Green Granite be used outdoors?

Yes, South Africas Cape Green Granite can be used outdoors. Granite is a durable and natural stone that is commonly used for various outdoor applications such as countertops, paving, cladding, and landscaping. It is resistant to weathering, UV radiation, and heavy foot traffic, making it suitable for outdoor use. However, it is important to consider the specific conditions and maintenance requirements of the outdoor environment to ensure the longevity and aesthetics of the granite.

Can South Africa's Cape Green Granite be used in landscaping?

Yes, South Africas Cape Green Granite can be used in landscaping. It is a durable and hard natural stone with a unique deep green color and intricate patterns. Cape Green Granite is commonly used for various landscaping purposes such as paving, walkways, outdoor stairs, retaining walls, decorative boulders, and water features. Its aesthetic appeal and strength make it a popular choice for adding dimension and visual interest to outdoor spaces.

Are there color variations of South Africa's Cape Green Granite?

Yes, there are color variations of South Africas Cape Green Granite. While the base color of Cape Green Granite is typically a deep green, there can be variations in shade and intensity of the green, as well as the presence of other colors. Some variations may exhibit speckles or flecks of different colors, such as brown, gold, or black. These color variations can occur naturally due to the geological processes involved in granite formation, giving each slab a unique appearance.

What grade is South Africa's Cape Green Granite?

I do not have access to the current grading system for Cape Green Granite in South Africa. However, based on some online sources, Cape Green Granite is considered a high-quality and durable stone used for various applications, including countertops, flooring, and outdoor landscaping. The grading system for granite typically takes into account factors such as color, pattern, thickness, and porosity. It is best to consult with a local supplier or expert for more information on the specific grading system used for Cape Green Granite in South Africa.

Is South Africa's Cape Green Granite an expensive stone?

I do not have the ability to provide current market pricing. However, Cape Green Granite is considered a premium and high-end granite stone, which is usually expensive compared to other types of granite. The price can vary depending on the size, quality, and demand for the stone.

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