Italian marble since 1956 · Shipping across Italy and Europe 0585 55097 · 335 6192407 · info@marmidicarrara.eu ·
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Onici
Guide

Marmo Onici: Complete Guide

Marmo Onici is a natural stone prized for its understated elegance and versatility in architecture. Discover its characteristics, recommended uses, and maintenance tips.

History and origin

Marmo Onici comes from quarries located in the Veneto region of Italy, where the geological formation dates back to the Triassic period. Extracted from blocks of metamorphosed limestone, the material has a usage history that spans from classical architecture to contemporary projects, thanks to its ability to combine robustness and aesthetic beauty. The Onici quarries have been operating since the 19th century, ensuring a steady supply for premium cladding and furnishings.

Look and veining

Marmo Onici features a light gray base with thin, irregular veins of darker tones, ranging from anthracite gray to brown. Its variants include more uniform versions and others with more pronounced markings, offering options for both minimalist spaces and more rustic designs.

Technical properties (indicative)

Hardness (Mohs)3-4
Water absorption0.5-1.0%
Freeze resistanceGood, but requires sealing in extreme climates
Acid resistanceMedium, sensitive to strong acids
Density2.70-2.80 g/cm³

Recommended uses

Marmo Onici is ideal for flooring, wall cladding, kitchen and bathroom countertops, thanks to its mechanical resistance and elegant appearance. It is less suitable for surfaces frequently exposed to aggressive acids, such as laboratory worktops, or for untreated outdoor areas where intense freeze exposure occurs without proper protection.

Care and maintenance

To preserve its original look, it is recommended to clean Marmo Onici with warm water and neutral detergents, avoiding acidic or abrasive products. Periodic sealing, every 12-24 months, protects against stains and liquid penetration. In case of stains, act quickly with a soft cloth and, if necessary, a stone‑specific cleaner.

Pairings

  • A Scandinavian design with light wood highlights the sobriety of Marmo Onici.
  • Pairings with matte black metal create a modern and sophisticated contrast.

FAQ

Is Marmo Onici suitable for outdoor use?

Yes, but a slip‑resistant finish and proper sealing are recommended to withstand freeze.

What is the best daily cleaning method?

Warm water and a neutral detergent, using soft cloths.

Does Marmo Onici require polishing?

It can be polished for a glossy finish, but a matte finish is equally common.

Is it resistant to wine stains?

It is moderately resistant; it is important to remove spills promptly with an absorbent cloth.

Onici: available on request

We supply this stone as blocks, slabs, tiles and custom-made pieces. Tell us size, thickness and quantity: we will send photos of the available slabs and a quote within 24 hours.

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