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Grigio Anciano Basalt

Grigio Anciano Basalt

Grey - Basalt

Italy

About

Item Details

Material Type:
Basalt
Origin:
Italy (Bagnoregio, Bolsena, Provincia di Viterbo, Northern Lazio)
Primary Color(s):
Grey
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:
Basaltina di Bagnoregio, Basaltina Classico, Piretra Basaltino, Basalto di Viterbo, Pietra Aniciano, Grigio Aniciano, Nero Basaltina, Pietra Basaltica, Pietra Basaltina, Basaltina Bagnoregio, Basalto Bagnoregio, Grigio Anciano Lavastone, Grigio Anciano, Grigio Anciano Basalt
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:
3.05 %
Density:
2230 kg/m3
Flexural Strength:
13.8 MPa
Compressive Strength:
82.5 MPa
Stone texture:
a naturally durable volcanic stone quarried in Italy. It features captivating gray tones ranging from light silver-gray to deep ash gray, occasionally revealing subtle mineral specks and natural texture variations

Description

Grigio Anciano Basalt is a naturally durable volcanic stone quarried in Italy, specifically in the regions of Bagnoregio, Bolsena, and Provincia di Viterbo in Northern Lazio. This basalt is known for its captivating gray tones, which range from light silver-gray to deep ash gray. The stone can occasionally reveal subtle mineral specks and natural texture variations, adding unique aesthetic appeal to any application.

Physical and Mechanical Properties:

  • Water Absorption: 3.05%
  • Density: 2230 kg/m³
  • Flexural Strength: 13.8 MPa
  • Compressive Strength: 82.5 MPa
  • Hardness: Typically high (exact Mohs hardness not specified, but basalt typically ranges around 6-7)
  • Porosity: Generally low (specific porosity percentage not specified but correlates to its low water absorption rate)
  • Slip Resistance: Varies with surface finish; typically high in rough finishes like flamed or bush-hammered

Chemical and Mineral Composition (Approximate % by weight):

  • Silica (SiO2): 45-55%
  • Alumina (Al2O3): 10-15%
  • Iron Oxides (Fe2O3): 10-14%
  • Calcium Oxide (CaO): 7-10%
  • Magnesium Oxide (MgO): 4-7%
  • Sodium Oxide (Na2O) and Potassium Oxide (K2O): 3-5%
  • Other Trace Minerals: Include small amounts of TiO2, MnO, and P2O5

Usage:

  • Interior Applications: Flooring, wall cladding, countertops, and decorative elements
  • Exterior Applications: Paving, landscaping, façade cladding, stairs, and outdoor furniture
  • Other Possible Uses: Architectural elements such as columns, fountains, and sculptures

Maintenance:

  • Regular cleaning with pH-neutral cleaners
  • Periodic sealing to enhance stain resistance and prolong the surface's natural appearance
  • Avoid harsh chemicals and acidic cleaners that may damage natural stone

Cutting Sizes (Commonly available in cm):

  • Tiles: 30x60, 60x60, 60x120
  • Slabs: Custom sizes up to 2cm or 3cm thickness
  • Custom dimensions can be cut based on project requirements

Available Surface Finish Options:

  • Polished: Offers a glossy finish that enhances the color and tonal variations
  • Honed: Provides a smooth, matte finish while maintaining a subdued elegance
  • Flamed: Rough texture that increases slip resistance, suitable for outdoor use
  • Bush-Hammered: Coarse surface with an evenly textured appearance, ideal for exterior applications
  • Brushed: Soft finish that retains some texture and natural feel

Grigio Anciano Basalt's unique gray tones and versatile physical properties make it a desirable choice for various architectural and design projects, both functional and decorative in nature. Its durability and aesthetic appeal ensure it remains a popular material for both contemporary and traditional applications.

Petrographic Definition: Tephra

  • Unit volume: 2,230 kg/m³
  • Water absorption: 3.05%
  • Simple compression breaking load: 82.5 MPa
  • Compression breaking load after freezing: 87.1 MPa
  • Indirect tensile strength by bending: 13.8 MPa
  • Abrasion coefficient (referred to Granite S. Fedelino): 0.54
  • Impact resistance: Minimum fall height 25 cm
  • Coefficient of linear thermal expansion: 5.0 × 10⁻⁵ °C⁻¹
  • Knoop microhardness: 3,473 MPa
  • Non-uniformity index of hardness: 3.68

Source: Università di Pisa – Politecnico di Torino

FAQ

Can Italy's Grigio Anciano Basalt be used exterior applications in very windy climates?

Yes, Italys Grigio Anciano Basalt can be used for exterior applications in very windy climates. Basalt is a dense, durable, and strong natural stone, making it suitable for various external uses. It can withstand harsh weather conditions, including wind, without significant damage or deterioration. However, its crucial to ensure proper installation and sealing to enhance its performance and longevity in extreme climates. Consulting with a professional and following the manufacturers recommendations is recommended to ensure the best results.

Can Italy's Grigio Anciano Basalt be used in landscaping?

Yes, Italys Grigio Anciano Basalt can be used in landscaping. Basalt is a common type of volcanic rock that is prized for its durability, strength, and aesthetic appeal. It is often used in landscaping for various purposes including paving, walkways, stepping stones, retaining walls, and decorative features. The Grigio Anciano variety of basalt, which translates to Old Gray in Italian, typically features a gray or dark gray color that can add a sleek and modern look to outdoor spaces. Its natural texture and solidity make it a popular choice for both residential and commercial landscaping projects.

Can Italy's Grigio Anciano Basalt be used in a bathroom?

Yes, Italys Grigio Anciano Basalt can be used in a bathroom. Basalt is a type of volcanic rock known for its durability and resistance to water, making it suitable for wet areas like bathrooms. It can be used for bathroom countertops, walls, floors, or even as a material for sinks or bathtubs. However, its recommended to properly seal and maintain the basalt to ensure its longevity and to prevent any potential staining or water damage.

Can Italy's Grigio Anciano Basalt be used outdoors?

Yes, Italys Grigio Anciano Basalt can be used outdoors. Basalt is a type of volcanic rock that is known for its durability and ability to withstand outdoor conditions. It is often used for landscaping, paving, and other outdoor applications. However, it is always recommended to consult with a professional or supplier to ensure that the specific variety of Grigio Anciano Basalt is suitable for your particular outdoor project.

What grade is Italy's Grigio Anciano Basalt?

I dont have enough context to determine the grade of Italys Grigio Anciano Basalt. Basalt is a type of volcanic rock commonly used in construction, but it does not have grades like in a school system. If you can provide more information or context, I can try to assist you better.

Are there color variations of Italy's Grigio Anciano Basalt?

Yes, there can be slight color variations in Italys Grigio Anciano Basalt as it is a natural stone and each piece may have slightly different shades or patterns. However, in general, it is a dark grey basalt with consistent color and texture.

Is Italy's Grigio Anciano Basalt an expensive stone?

I do not have access to the current market prices of stones or any latest s about them. However, as a general comment, the price of Grigio Anciano Basalt may vary depending on factors such as the quality of the stone, availability, and location. It would be best to consult with a stone supplier or manufacturer for current pricing information.

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