Grolla Beige Limestone – Technical & Aesthetic Description

• Name: Grolla Beige Limestone
• Quarry Location: San Gottardo, Colli Berici, Zovencedo, Provincia di Vicenza, Veneto – Italy
• Stone Type: Hard Limestone

Aesthetic Characteristics

• Color Range: From warm beige to intense pink hues, with transitions into gray tones, giving it a distinct earthy character.
• Texture: Fine to medium grain with visible fossil inclusions, contributing to its organic and natural appeal.
• Pattern: Subtle natural veining with occasional fossil patterns and tonal variations, emphasizing the stone’s authenticity and geological heritage.
• Visual Appeal: Warm, natural tones suitable for contemporary and classic architectural styles, offering a timeless and elegant appearance.

Technical Properties (Certified Values)

• Density .... 1925 kg/m³
• Water Absorption .... 10.7% by weight
• Flexural Strength .... 4.4 MPa
• Compressive Strength .... 22.7 – 26.9 MPa
• Abrasion Resistance .... High
• Frost Resistance .... Excellent (low thermal expansion)
• Salt Resistance .... Excellent
• Pollution Resistance .... High (low porosity and dense structure)
• Porosity .... Moderate (corresponding with absorption rate)
• Slip Resistance .... Varies by finish (high with textured finishes)
• Hardness .... Medium-hard (limestone scale)

Chemical Composition (% by weight – Approximate)

• Calcium Carbonate (CaCO₃) .... ~85–92%
• Magnesium Carbonate (MgCO₃) .... ~2–4%
• Silica (SiO₂) .... ~1–3%
• Iron Oxides (Fe₂O₃) .... <1%
• Alumina (Al₂O₃) .... <1%
• Others (trace minerals) .... <1%

Common Applications

• Interior & Exterior Flooring
• Wall Cladding
• Staircases
• Countertops & Vanity Tops
• Columns & Architectural Carvings
• Pool Surrounds & Landscaping
• Urban paving in high-end residential or heritage restoration projects

Due to its high durability and resistance to environmental agents, it is particularly suitable for outdoor applications in extreme conditions.

Surface Finish Options

• Polished – Enhances color, highlights fossils, reflective finish
• Honed – Smooth, matte surface ideal for interiors
• Brushed – A soft texture with aged character
• Sandblasted – Non-slip, rough finish for outdoor/pool use
• Tumbled – A weathered, antique finish with soft edges
• Bush-Hammered – Coarse, high-slip resistance finish
• Flamed – Lightly textured surface, less common but possible

Cutting Sizes (cm)

Custom and standard sizes available:

• Tiles: 30x30, 40x40, 60x30, 60x60, 60x90 cm
• Slabs: 2 cm and 3 cm thickness available
• Bespoke cut-to-size: Available for architectural projects (e.g., steps, coping, thresholds)

Maintenance Recommendations

Use a neutral pH stone cleaner; avoid acidic or harsh chemicals.

Periodic sealing recommended for stain protection, especially in kitchens and bathrooms.

For outdoor use, occasional power washing with soft pressure is effective.

In high-traffic areas, resealing every 1–2 years is advised.