Kund Black Slate

Kund Black Slate is a natural dimensional stone known for its visually striking appearance, with a deep black base adorned with organic white, light gray, and ochre/tan mineral inclusions. The stone's surface features a naturally cleft texture, characterized by fine layers, gentle fissures, and a weathered appearance that imparts rustic authenticity and timeless geological character. This slate is quarried in India and is highly valued for its natural elegance and historic texture.

Physical and Mechanical Properties

• Water Absorption:Typically ranges from 0.2% to 0.35%.

• Density:Generally between 2.7 to 2.75 g/cm³.

• Flexural Strength:Approximately 10 to 15 MPa.

• Compressive Strength:Ranges from 60 to 80 MPa.

• Hardness:Mohs hardness scale value around 3 to 4.

• Porosity:Low porosity, around 0.2% to 0.5%.

• Slip Resistance:High slip resistance due to the naturally cleft surface.

Chemical and Mineral Composition

• Quartz:40% - 50%

• Feldspar:20% - 30%

• Mica (Biotite/Muscovite):10% - 15%

• Chlorite:5% - 10%

• Clay Minerals:5% - 10%

• Iron Oxides:1% - 3%

Usage

Applications:

• Interior and exterior flooring
• Wall cladding
• Pathways and garden landscapes
• Roofing tiles
• Fireplace surrounds
• Shower areas (with adequate sealing)

Attributes:

• Offers a raw and natural aesthetic.
• Durable and suitable for high-traffic areas.
• Complements traditional and contemporary designs.

Maintenance

• Sealing: Required periodically to enhance durability and maintain appearance, especially in moisture-prone areas.
• Cleaning: Use pH-neutral cleaners; avoid acidic or abrasive products to prevent damage.
• Regular Care: Dust mop regularly and quickly clean up spills to prevent stains.

Cutting Sizes and Available Finishes

Cutting Sizes (cm):

• Commonly available in tiles and slabs such as 30x30, 60x30, 60x60, and larger slabs according to project requirements.

Available Surface Finishes:

• Natural Cleft Finish:Retains the slate’s authentic texture, suitable for rustic and traditional looks.

• Honed Finish:Semi-smooth with a matte appearance, provides a refined look.

• Polished Finish:Sleek and reflective, less common due to the natural texture of slate, mostly used in decorative applications.

• Tumbled Finish:Softens edges and surface, delivering an aged appearance.

Conclusion

Kund Black Slate’s combination of rustic charm and geological integrity makes it an exceptional choice for projects seeking natural beauty and historical depth. Its robust physical and mechanical properties, combined with versatile finish options and usage capabilities, allow for a wide range of architectural and design applications. Proper maintenance ensures it remains a stunning feature in any setting.