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Jining Blue Stone

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Jining Blue Stone

Grey - Limestone

China

About

Item Details

Material Type:
Limestone
Origin:
China (Jiaxiang County, Jining, Shandong province)
Primary Color(s):
Grey
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:
Celestial Blue Stone, China Blue Limestone, Asian Blue Stone, China Bluestone, Shandong Blue Stone, in China stone market:青石(Qīngshí), China Blue Stone
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:
0.1% to 0.6%
Density:
2600 to 2700 kg/m³
Flexural Strength:
15 to 25 MPa
Compressive Strength:
80 to 120 MPa

Description

Jining Blue Stone is a high-quality limestone characterized by its very fine grain and distinctive dark bluish-gray color. Quarried in Jiaxiang County, Shandong Province, China, this stone is renowned for its durability and dense composition, making it exceptionally hard and resistant to wear.

Its uniform texture and elegant appearance make it a popular choice for various architectural and decorative applications. Jining Blue Stone can be used in both interior and exterior settings, such as flooring, wall cladding, paving, staircases, countertops, and garden features. It is particularly valued for its versatility, as it can be finished in multiple ways, including polished, honed, flamed, or brushed, to suit different design aesthetics.

This limestone’s ability to withstand weathering and its timeless, understated beauty ensure it remains a sought-after material for modern and classic projects alike.

Mineralogical Composition, % wt:

  • Quartz: 45-60%
  • Feldspar: 25-35%
  • Mica: 5-10%
  • Other minerals: <5%

Chemical Analysis:

  • SiO2: 63-73%
  • Al2O3: 11-15%
  • Fe2O3: 7-13%
  • MgO: 4-6%
  • CaO: 0.5-1%
  • Na2O: 0.5-1%
  • K2O: 0.5-1%
  • TiO2: 0.5-1%
  • P2O5: 0.1-0.5%
  • MnO: 0.1-0.5%
  • Loss on ignition: 0.5-1%

FAQ

Does bleach harm China Blue Stone terrace pavement?

Bleach can harm China Blue Stone terrace pavement if it is not diluted or used improperly. Bleach is a strong and abrasive chemical that can cause discoloration, etching, and deterioration of the stone surface. It is important to use a mild detergent or stone-safe cleaner specifically designed for use on natural stone surfaces to clean and maintain China Blue Stone terrace pavement. It is recommended to test a small, inconspicuous area before applying any cleaning solution to the entire pavement to ensure it does not cause damage.

Do I need to seal China Blue Stone swimming pool copings?

Sealing China Blue Stone swimming pool copings is not mandatory, but it is recommended to protect them from damage caused by water, chemicals, and weathering. Sealing the copings can also enhance their appearance and make them easier to clean and maintain. If you choose to seal the copings, make sure to use a high-quality sealant specifically designed for natural stone surfaces and follow the manufacturers instructions for application.

Does vinegar damage China Blue Stone countertop?

Yes, vinegar can potentially damage China Blue Stone countertops. Vinegar is acidic in nature and can eat away at the surface of the stone, causing etching and discoloration over time. It is recommended to avoid using acidic substances like vinegar on China Blue Stone countertops and instead use gentle, pH-neutral cleaners specifically designed for natural stone surfaces.

How do I clean China Blue Stone pool coping?

Cleaning China Blue Stone pool coping can be done by following these steps: 1. Start by rinsing the pool coping with water to remove any loose dirt or debris. 2. Mix a solution of mild soap or stone cleaner with water in a bucket. 3. Use a soft-bristled brush to scrub the China Blue Stone pool coping with the cleaning solution. Be sure to scrub gently to avoid damaging the stone. 4. Rinse the pool coping with clean water to remove the soap residue. 5. For stubborn stains or algae, you can use a mixture of water and chlorine bleach (1 part chlorine bleach to 5 parts water) to scrub the affected areas. 6. Rinse thoroughly with water to remove the bleach solution. 7. Allow the China Blue Stone pool coping to dry completely before using the pool again. It is important to regularly clean and maintain the pool coping to keep it looking its best and to prevent the growth of algae and mildew.

Does China Blue Stone pool coping get hot under sun?

China Blue Stone pool coping can get hot under the sun, just like any other stone material. The heat absorption and retention properties of the stone can cause it to become quite hot to the touch on a sunny day. It is always a good idea to test the temperature of the pool coping before walking on it barefoot, especially during hot weather. Using a towel or a pair of sandals to protect your feet can help prevent discomfort from the heat. Additionally, you can also consider applying a sealant or coating to the stone to help reduce heat retention.

Is polished China Blue Stone good for pool coping?

China Blue Stone is a popular natural stone with a beautiful blue-grey color that is often used for pool coping due to its durability and aesthetic appeal. The polished finish of China Blue Stone can provide a sleek and modern look to pool coping, making it a popular choice for homeowners looking to enhance the visual appeal of their pool area. However, it is important to note that the polished surface of China Blue Stone can become slippery when wet, which may pose a safety hazard around the pool area. To minimize the risk of slipping, it is recommended to choose a textured or honed finish for pool coping instead of polished China Blue Stone. Additionally, proper sealing and maintenance of the stone can help prevent slipperiness and maintain its durability over time.

What is the best thickness for China Blue Stone stair treads?

The best thickness for China Blue Stone stair treads is typically around 2 inches to 3 inches. This thickness provides the necessary durability and strength to withstand daily use and foot traffic on staircases. Thinner treads may be more prone to cracking or breaking under pressure, while thicker treads can be overly bulky and difficult to install. Ultimately, the exact thickness will depend on the specific requirements of the staircase and the overall design of the project.

How thick are China Blue Stone stair treads?

China Blue Stone stair treads typically range in thickness from 1 to 2 inches. The exact thickness can vary depending on the specific manufacturer and the intended use of the treads.

Is China Blue Stone fire proof?

Blue stone is a type of natural stone that is not inherently fireproof. However, some varieties of blue stone may have better resistance to heat and fire than others. It is always recommended to check with the manufacturer or supplier for specific information on the fire resistance of a particular type of blue stone before using it in a fire-prone area. Additionally, applying a sealer or coating to the blue stone can help improve its fire resistance.

Does China Blue Stone countertop crack under heat?

China Blue Stone countertops are generally durable and resistant to heat, but they can crack under extreme temperatures. It is recommended to use trivets or hot pads to protect the surface from sudden or prolonged exposure to heat. Proper care and maintenance can help prevent cracks or damage to the countertop.

Customer reviews

Customer reviews

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Jos**** United States

Can you send me better pictures of the product? And what sizes does it come in? Thanks

Helpful (1) 0Reply

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