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Red Dunes Sandstone

Red Dunes Sandstone

Sandstone

India

About

Item Details

Material Type:
Sandstone
Origin:
India (Rajasthan)
Recommended Usage:
Monuments, building stone, ornamental stone, stairs, interior, exterior wall and floor applications, mosaic, wall panels, reliefs, window sills, balustrades, columns, wall and pool copings, pool pavers, sculptures, fireplaces, cobbles, pavers, curbstone
Additional Names:
Red Wood Sandstone, Red Wooden Sandstone, River Wood Sandstone, Raj Red Sandstone, Desert Multicolor Red Sandstone, Multi Red Sandstone, Tiger Red Sandstone, in China stone market:红沙群砂岩​ (Hóng Shāqún Xiānshí)
Finished Surface:
Flamed,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Acid Washing,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling

Testing

Water Absorption:
2.50–5.00 %
Density:
2250–2350 kg/m³
Flexural Strength:
6–9 MPa
Compressive Strength:
50–80 MPa

Description

Color & Appearance: Red Dunes Sandstone is a striking natural stone known for its rich, earthy color palette and visually dynamic layering. It features a dominant reddish-brown base complemented by lighter sandy, beige, and occasionally pinkish bands that run horizontally or in gently wavy formations. These natural layers resemble desert sand dunes, creating a rhythmic, flowing pattern that gives the stone a warm, organic, and visually engaging character.

Texture & Structure:

This sandstone has a fine- to medium-grained sedimentary texture with a naturally stratified structure. The surface is slightly rough and grainy in its natural state, providing a tactile, earthy feel. It is moderately dense with visible bedding planes that contribute to its layered appearance while maintaining good structural integrity for architectural use.

Pattern:

  • Distinct horizontal to gently wavy banding
  • Alternating reddish-brown and lighter sandy tones
  • Natural “dune-like” layering effect
  • Moderate to high variation depending on quarry block

Physical & Mechanical Properties:

  • Bulk Density: 2.25–2.35 g/cm³
  • Water Absorption: 2.50–5.00%
  • Compressive Strength: 50–80 MPa
  • Flexural Strength: 6–9 MPa
  • Abrasion Resistance: Moderate
  • Mohs Hardness: 6–7

Chemical & Mineral Composition (% by weight):

  • Silica (SiO₂ / Quartz): 85–95%
  • Feldspar: 2–6%
  • Iron Oxides: 1–4% (responsible for red coloration)
  • Clay Minerals: 1–3%
  • Other Trace Minerals: minor amounts

Usage:

  • Exterior wall cladding and facades
  • Landscaping, paving, and garden pathways
  • Patios, courtyards, and driveways
  • Interior accent walls and rustic design applications
  • Pool surrounds and outdoor architectural features

Maintenance:

  • Clean with mild, pH-neutral cleaners
  • Avoid harsh chemicals and acidic solutions
  • Periodic sealing recommended to reduce water absorption and staining
  • Regular cleaning to prevent dirt accumulation in textured surfaces
  • Suitable drainage recommended for exterior installations

Surface Finish Options:

  • Natural split (retains raw, rustic texture)
  • Honed (smooth matte finish)
  • Sandblasted (uniform textured surface)
  • Brushed (slightly aged, textured feel)
  • Tumbled (rounded edges for rustic appearance)
  • Sawn cut (flat surface for uniform installations)

FAQ

Is Red Dunes Sandstone durable enough for use as walkway pavers?

Red Dunes Sandstone, like many sandstones, can vary in durability depending on its specific characteristics such as grain size, cementation, and composition. Generally, sandstone can be suitable for use as walkway pavers if it is hard and well-cemented. However, some key factors to consider include: 1. **Porosity and Absorption**: Sandstone is relatively porous, which means it can absorb water. In freeze-thaw climates, this could be an issue as the absorbed water might freeze, expand, and cause the stone to crack over time. 2. **Hardness and Wear Resistance**: Ensure that the Red Dunes Sandstone has adequate hardness to resist wear from foot traffic. Softer sandstones might erode faster, especially in areas with heavy use or in harsh weather conditions. 3. **Surface Texture**: Ensure the surface is slip-resistant, especially when wet, to prevent accidents. Sandstone usually has a rough texture that provides good traction, but its always wise to check. 4. **Sealing and Maintenance**: Applying a stone sealant can help reduce water absorption and enhance durability. Regular maintenance, including cleaning and resealing, can extend the lifespan of the pavers. 5. **Local Conditions**: Consider environmental factors such as weather conditions, site drainage, and potential exposure to chemicals or salt (e.g., salt used for deicing) that might affect the stone. Overall, Red Dunes Sandstone can be a suitable option for walkway pavers if its specific qualities meet the necessary criteria for durability and safety in your area and with proper installation and maintenance practices. Its advisable to consult with a local stone supplier or an expert in natural stone installations to assess its suitability for your particular project.
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Does the surface of Red Dunes Sandstone scratch easily?

Red Dunes Sandstone, like other types of sandstone, is a relatively soft and porous rock. This makes it more susceptible to scratching and erosion compared to harder stones such as granite or quartzite. The surface of this type of sandstone can scratch easily if it comes into contact with harder materials. Its porosity also means it can absorb moisture and be affected by environmental conditions, which can contribute to surface wear over time. If you are considering using Red Dunes Sandstone for a project and are concerned about its durability and susceptibility to scratching, its important to consider the intended use and maintenance. For areas with heavy foot traffic or exposure to abrasive materials, additional protective measures or sealants may be advisable to preserve its appearance and integrity.
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Can Red Dunes Sandstone be used for street kerbstones?

Red Dunes Sandstone could potentially be used for street kerbstones, but there are several factors to consider before making that decision: 1. **Durability:** Kerbstones need to withstand significant wear and tear, including exposure to weather conditions, traffic impact, and deicing chemicals. Red Dunes Sandstones strength and ability to resist these factors should be thoroughly assessed. 2. **Porosity:** Sandstone can be quite porous, which might make it susceptible to water absorption and frost damage in colder climates. Proper sealing and treatment might be necessary to improve its performance. 3. **Slip Resistance:** The texture of the material should be evaluated to ensure it provides adequate slip resistance when wet, as safety is a key consideration for any public paving material. 4. **Maintenance:** The maintenance requirements should be considered. Some types of sandstone may require regular sealing or treatment to maintain their appearance and durability. 5. **Aesthetic and Cultural Considerations:** Red Dunes Sandstone might be valued for its natural beauty and unique color, which could be desirable in applications where aesthetics are critical. 6. **Cost:** The cost of sourcing, shaping, and installing Red Dunes Sandstone should be compared to other available materials with similar properties. To determine if Red Dunes Sandstone is suitable for kerbstones, its best to consult with material experts, engineers, or urban planners who can provide a detailed analysis based on these factors.
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Is Red Dunes Sandstone a suitable choice for gravestones?

Red Dunes Sandstone can be a suitable choice for gravestones, but there are several factors to consider before making a decision: 1. **Durability**: Sandstone is generally less durable than granite or marble. It is more prone to weathering and erosion, especially in harsh climates or environments with frequent freeze-thaw cycles. Over time, inscriptions on sandstone may become less legible compared to those on harder stones. 2. **Aesthetic Appeal**: Red Dunes Sandstone has a warm, distinctive appearance with earthy tones and unique patterns that can make for a visually appealing gravestone. If the aesthetic quality is important, it can be an attractive option. 3. **Cost**: Sandstone is often more affordable than granite or marble, which could be a consideration if budget is a concern. 4. **Cultural or Personal Significance**: If the Red Dunes Sandstone has a particular cultural or personal significance, it may be chosen for sentimental reasons. 5. **Maintenance**: Sandstone may require more maintenance over time to preserve its appearance and legibility. 6. **Local Regulations and Cemetery Policies**: Always check local regulations and cemetery policies, as they might dictate specific materials for gravestones based on durability or maintenance concerns. Overall, while Red Dunes Sandstone can be used for gravestones, its important to weigh its aesthetic benefits against its potential durability and maintenance issues.
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How thick is a standard Red Dunes Sandstone tactile paver?

A standard Red Dunes Sandstone tactile paver typically has a thickness ranging from 40 to 60 millimeters. However, the exact thickness can vary depending on the manufacturer and the specific requirements of a project. Its always best to consult the manufacturer or supplier for precise specifications.
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Can Red Dunes Sandstone be used for a fireplace mantel?

Yes, Red Dunes Sandstone can be used for a fireplace mantel. This type of sandstone is known for its durability and natural beauty, making it a popular choice for various architectural and design elements, including fireplace mantels. However, there are a few considerations to keep in mind: 1. **Durability**: Ensure that the specific type of Red Dunes Sandstone you choose is suitable for indoor use, as some sandstones may be more susceptible to heat, staining, or wear. 2. **Sealing**: Sandstone is a porous material, so it might require sealing to protect it from stains and moisture, especially if the fireplace is frequently used. 3. **Aesthetics**: The rich color and texture of Red Dunes Sandstone can add a striking and warm look to your fireplace design. Make sure the color and pattern complement your interior décor. 4. **Installation**: Due to its weight, its important to ensure proper support and installation techniques are used to securely fix the mantel in place. 5. **Maintenance**: Regular cleaning with appropriate products is necessary to maintain the appearance and integrity of the sandstone. Consulting with a professional installer or a stone supplier can provide you with specific guidance tailored to your projects requirements.
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