French Grey
Grey Marble

French Grey

French Grey

A French Grey marble (Gris Flanelle) from France. A fine net-like texture emerges from a grey tone, quiet and easy to pair; a common marble for Hong Kong old-building renovations, blending naturally with existing beige and white stone, suited to renovated residences and shops for walls, floors and window sills.

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Variety Details · Grey Marble

French Grey — Samples, Technical Data & Applications

A French Grey marble (Gris Flanelle) from France. A fine net-like texture emerges from a grey tone, quiet and easy to pair with minimal variation; a common marble for Hong Kong old-building renovations. It blends naturally with existing beige and white stone, especially suited to renovated residences and shops for walls, floors and window sills, yielding a harmonious result.

French Grey — four samples, four views
French Grey · Four samples
French Grey — slab texture and application views
French Grey · Slab & applications
French Grey — Full slab
French Grey · Full slab
French Grey — Texture detail
French Grey · Texture detail

Technical Data

Basic Information
Stone Type
Natural Marble
Origin
France
Colour Family
Grey tone net veining
Slab Grade
Grade A (no cracks, no resin fill)
Visual inspection
Dimensions & Sizing
Standard Slab Size
3200×1600mm / 3050×1440mm
Mill cutting spec
Available Thickness
18 / 20 / 30 mm (stock); 15–50 mm to order
Caliper measurement
Dimensional Tolerance
±1.0 mm (polished face)
BS EN 12058
Physical Performance
Density(g/cm³)
2.67
ASTM C97 / EN 1936
Water Absorption(%)
0.24
ASTM C97
Compressive Strength(MPa)
156
ASTM C170 / EN 1926
Flexural Strength(MPa)
14.8
ASTM C880 / EN 12372
Mohs Hardness
3.0
EN 14157
Abrasion Resistance
≤ 20 mm
EN 14157
Gloss Level(GU)
84
ISO 2813 (60°)
Acid Resistance
Acid-sensitive (calcium carbonate; avoid vinegar, lemon & strong acid cleaners)
EN 13529
Fabrication & Installation
Edge Profile
Straight / Bevel / Bullnose / Ogee
Installation Method
Wet-set mortar / Stainless steel dry-hang
Joint Treatment
Seamless marble-glue jointing (pattern-matched)
Certification & Care
Certification
ISO 9001 · ASTM C97/C170 · GB 6566 Class A
Third-party certification
Maintenance Cycle
Crystallisation maintenance every 12 months
Warranty
10-year factory warranty (excl. accidental damage)
Commercial Terms
Price Unit
HK$ per sq. ft. (measured slab area)
Minimum Order Quantity
30 m² (mixed colours accepted)
Lead Time
Stock 7–10 working days; custom 20–30 days
Packaging
Wooden A-frame crate, 8–10 slabs per crate
* Actual tested parameters for this stone (sourced from supplier specifications and EN/ASTM standard test data). Minor variation may occur between batches/quarries. Contact us for batch-specific test reports.

Applications Applications

🏢
Commercial Lobbies & Common Areas
Quiet & versatile; first pick for renovation
🏠
Luxury Residential Walls & Floors
Low variation; blends with old stone
🪜
Stairs & Treads
Warm & durable; fits stair treads
🛁
Bathrooms & Vanities
Harmonious grey; walls, sills & baths
🏨
Hotels & Show Flats
Common in old-building & shop renovations
🏗️
Large Interior Projects
French quarry; stable supply
Available Surface Finishes

French Grey's grey net veining polishes to a low-saturation soft glow; honed is warm and introverted for bedrooms and studies, acid-washed reduces glare.

Polished Honed Acid-washed Sandblasted Antiqued Brushed
📐 Standard Sizes
3200×1600mm / 3050×1440mm
600×600mm / 800×800mm
Custom sizes available
📦 Standard Thickness
18mm / 20mm / 30mm
18mm typical for walls, 20mm for tops
Custom thickness available
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French Grey in the Grey Marble collection: specifications, stock and lead times are listed on the collection page. See the Grey Marble collection →

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