50 years quarry-direct·🛡️ Escrow payment for new clients·Contact me personally for the best wholesale prices: kareem@citadelstone.us
Quarry-Direct · Middle East Natural Stone
$2.30
Ocean Reef Shellstone – Polished is an exceptional choice for those looking to incorporate natural stone into their high-end projects. Its unique fossil patterns, combined with its strength and durability, make it suitable for a wide range of applications. Backed by the reliable supply chain of Citadel Stone, you can rest assured that you’re getting the best quality pavers, tiles, and coping available on the market.
Whether you’re redesigning your interior spaces, adding a touch of elegance to your exteriors, or embarking on large-scale commercial projects, Ocean Reef Shellstone – Polished offers a blend of beauty, durability, and affordability that is hard to match.
Price: $2.30 per sq. ft.
Total: $2.30
Every finish. Every size. Every thickness.
Brushed is our signature finish — available in any grit from a coarse 16 for maximum grip to a fine 120 for a soft, velvety sheen. We also cut sawn, honed, tumbled, split-face, and bush-hammered, in any dimension and thickness your project calls for. Tell us your specification and we cut to it.
Ships by pallet or container to any US state · Lead time quoted per order
Suitability varies with size, thickness, finish, and substrate. Tell us your application when you request a quote and we will confirm the right specification for it.
Bedding: full-bed sand and cement mix or a flexible adhesive appropriate to the substrate.
Joints: from 3 mm for sawn tiles; wider for split-face setts and cobbles.
Sealing: a quality impregnating sealer is recommended for limestone and shellstone; basalt and granite typically need none.
Cutting: wet saw with a diamond blade.
Installation requirements differ by stone and format — a product-specific method note is included with every quote, and our team is available for your installer’s technical questions.
Pricing improves materially with quantity: pallet rates beat per-piece pricing, and full-container rates beat both. Every quote is calculated quarry-direct, with no distributor margin in between.
Distributors, stone yards, and retailers: our Trade & Wholesale Program covers container-load pricing, recurring supply schedules, and private-label production.
Orders ship by pallet or full container to any US state, with kerbside delivery to the nearest safe access point. Lead times depend on stone, finish, and quantity, and are confirmed with your quote. Samples reach any US address within five working days.
Every crate is inspected and photographed before it leaves the yard — if anything is wrong on arrival, contact us and we will make it right.
Citadel Stone’s Ocean Reef Shellstone – Polished is one of the most distinctive natural stones available, prized by architects, designers, and homeowners for its warm cream-and-beige palette, intricate fossil patterning, and refined polished surface. Each piece carries embedded shells and coral fragments formed over millennia, giving it a character and individuality that no manufactured material can replicate.
Equally at home on interior floors, feature walls, driveways, and pool surrounds, Ocean Reef Shellstone – Polished brings the organic beauty of the ocean’s geological history into contemporary built environments — with the structural performance to match.
Ocean Reef Shellstone is a fossil-rich carbonate stone, quarried from premium-grade deposits and characterised by a soft cream-to-beige ground colour interspersed with naturally occurring shell, coral, and marine organism imprints. No two pieces are identical. The polished finish enhances the stone’s inherent colour depth and brings its fossil details into sharp, luminous relief — creating a surface that is as visually compelling as it is physically robust.
As both a building and finishing material, shellstone occupies a category of its own: lighter and warmer in tone than granite or basalt, more texturally interesting than travertine, and with a natural coastal elegance that works seamlessly across traditional, transitional, and contemporary design schemes.

Fossil-Rich Texture — Every Piece Unique The embedded shells, coral fragments, and marine fossils visible in each piece are genuine geological features formed over millions of years. No two stones carry the same arrangement of fossils, making every installation inherently bespoke. The polished finish brings these details into clear, high-contrast relief, amplifying the stone’s natural storytelling quality.
Warm Cream & Beige Colouration Ocean Reef Shellstone presents in a palette of light beige to warm cream, with subtle natural variation between pieces. The polished surface enriches these tones, giving interiors and exteriors alike a sense of warmth, light, and organic luxury. The consistent colour family makes large-format installations cohesive while the natural variation keeps them visually alive.
Polished Surface Finish The polished finish is achieved through a multi-stage mechanical grinding and buffing process that produces a smooth, reflective surface. This enhances the stone’s colour depth, sharpens fossil detail, and creates a surface that is both easy to clean and visually striking. The polished finish is particularly well suited to interior floors, wall cladding, and feature applications where a refined, high-end aesthetic is the priority.
Structural Strength for Diverse Applications With a compressive strength of 47.60 N/mm² and a flexural strength of 7.50 N/mm², Ocean Reef Shellstone is structurally capable across a wide range of residential and commercial applications. Its density of 2.49 g/cm³ reflects a compact, solid material that resists surface wear and maintains integrity under load.
Low Water Absorption A water absorption rate of 1.34% — notably low for a carbonate stone — means Ocean Reef Shellstone performs reliably in exterior and moisture-exposed settings when properly sealed. It resists the moisture penetration that leads to staining, freeze-thaw deterioration, and structural degradation in more porous alternatives.
Sustainable, Long-Life Material Natural stone is an inherently sustainable building material — quarried from the earth, requiring no manufacturing process, and built to last a century or more. Ocean Reef Shellstone’s longevity reduces the lifecycle environmental cost of a project significantly compared to manufactured alternatives with shorter replacement cycles.
| Property | Test Standard | Value |
|---|---|---|
| Density | S.N.S 1393 | 2.49 g/cm³ |
| Water Absorption | S.N.S 1393 | 1.34% |
| Compressive Strength | S.N.S 1396 | 47.60 N/mm² |
| Flexural Strength | S.N.S 1394 | 7.50 N/mm² |
| Abrasion Resistance | S.N.S 1169 | 1.02 mm |
| Modulus of Rupture | S.N.S 1395 | 7.69 N/mm² |
| Finish | — | Polished |
| Colour Range | — | Light beige to warm cream |
| Surface Character | — | Fossil-rich with shell & coral detail |
| Format | Size | Thickness |
|---|---|---|
| Large Format | 24″ × 24″ | 3/4″ (20mm) |
| 24″ × 48″ | 3/4″ (20mm) | |
| Medium Format | 18″ × 18″ | 3/4″ (20mm) |
| 16″ × 16″ | 3/4″ (20mm) | |
| 12″ × 24″ | 3/4″ (20mm) | |
| Standard Format | 12″ × 12″ | 3/4″ (20mm) |
| 6″ × 12″ | 3/4″ (20mm) | |
| Exterior / Heavy Duty | Multiple formats | 1.25″ (30mm) |
| Multiple formats | 1.5″ (38mm) |
Custom fabrication available — bespoke sizes, special thicknesses, shaped pieces, and project-specific cutting upon request. Contact Citadel Stone for current stock availability and lead times.

Driveways Ocean Reef Shellstone in heavier thicknesses — 1.25″ and 1.5″ — provides the structural capacity required for vehicular driveways while delivering an entrance aesthetic that stands apart from standard concrete or clay. The warm fossil-patterned surface creates immediate kerb appeal, offering a naturalistic, architecturally considered arrival sequence that complements period homes, coastal properties, and contemporary estates alike. Sealing is recommended for driveway applications to protect the polished surface from oil, tyre marks, and weathering.
Patios & Terraces On outdoor terraces and entertaining areas, Ocean Reef Shellstone – Polished creates a sophisticated surface that flows naturally between interior and exterior spaces. The warm cream tones reflect light generously in open-air settings, keeping the surface cooler underfoot than darker stones during summer months. The material’s strength resists furniture loading, planters, and the rigours of high-use outdoor living, while its fossil character makes even a simple terrace feel considered and distinctive.
Pool Surrounds & Coping Shellstone has a long-established reputation in pool environments, particularly in coastal and resort settings where a natural, unhurried aesthetic is the goal. Ocean Reef Shellstone – Polished works beautifully as pool coping and surrounds, where its warm tones complement both blue and green water with a tropical, sun-drenched elegance. Sealing is essential around pools to protect the polished surface from chlorine, salt, and constant moisture exposure. For higher-slip-resistance requirements in wet zones, we recommend our Ocean Reef Shellstone in an alternative surface treatment — speak to our team for guidance.
Garden Paths Laid through planted borders, between lawn panels, or along formal garden axes, Ocean Reef Shellstone brings a refined natural quality to exterior path design. Its cream and fossil tones integrate organically with planting while maintaining a clearly defined, well-finished appearance. The material’s durability ensures garden paths remain structurally sound and visually intact through years of pedestrian use and seasonal weather variation.
Wall Cladding As a wall cladding material — interior or exterior — Ocean Reef Shellstone – Polished is exceptional. The polished surface brings fossil detail into luminous focus on feature walls, bathroom elevations, fireplace surrounds, entry halls, and exterior facade panels. Each piece contributes its own unique arrangement of shells and coral imprints, so a clad wall reads as a continuous geological narrative rather than a repeated pattern. Lighter in weight than granite or basalt cladding, shellstone is well suited to both ground-level and elevated wall applications.
Interior Floors Ocean Reef Shellstone – Polished is a premier choice for interior floor finishes across residential and hospitality settings. The polished surface reflects light beautifully in hallways, living rooms, kitchens, and bathrooms, lending spaces a sense of warmth and refined luxury. Its fossil patterning means no two areas of a floor are visually identical, creating an organic, handcrafted quality that is impossible to achieve with tile or engineered stone. The stone’s abrasion resistance of 1.02 mm confirms suitability for moderate to high pedestrian traffic in both domestic and light commercial settings.
Sealing Sealing is strongly recommended for all Ocean Reef Shellstone – Polished applications. A penetrating stone sealer protects the polished surface from staining, moisture ingress, and chemical exposure, while enhancing the stone’s natural colour depth and fossil detail. Re-seal every one to three years depending on application and traffic levels.
Cleaning Use a pH-neutral stone cleaner for routine maintenance — avoid acidic, alkaline, or abrasive cleaning products, which can etch or dull the polished surface. For outdoor applications, a gentle rinse with water and mild soap is sufficient for regular upkeep.
Routine Maintenance Sweep or vacuum regularly to remove grit and debris that can scratch a polished surface over time. For exterior areas, periodic washing prevents the build-up of organic material in the stone’s fossil recesses. Address spills promptly, particularly acidic substances such as citrus juice or wine, which can etch unsealed limestone surfaces.
Stain Removal For oil-based stains, use a poultice-based stone cleaner. Organic stains generally respond to a diluted pH-neutral cleaner. Avoid scrubbing with metal or abrasive pads — a soft cloth or brush is always sufficient for a polished surface.

Direct Quarry Sourcing — Citadel Stone sources Ocean Reef Shellstone directly from premium quarries, ensuring consistent quality, reliable supply, and full traceability from extraction to delivery.
Hand-Selection & Quality Control — Every piece is individually assessed for colour consistency, fossil quality, dimensional accuracy, and surface finish integrity before despatch.
End-to-End Service — From material selection and quantity calculation through to templating, cutting, and coordinated delivery, Citadel Stone supports your project at every stage.
Custom Fabrication — Bespoke sizes, shaped pieces, stepped coping profiles, and project-specific requirements are accommodated through our fabrication service.
Nationwide Delivery — Reliable supply across the continental United States, with careful packaging to protect polished surfaces in transit.
Expert Consultation — Our team brings extensive natural stone experience to every project — whether a modest residential renovation or a large-scale commercial installation.

Bring the timeless beauty of fossil-rich natural stone to your next project.
Request a Free Consultation — Our team provides material guidance, quantity calculations, finish recommendations, sealing advice, and detailed project quotes tailored to your specific requirements.
Trade & Professional Support — Architects, interior designers, and contractors benefit from dedicated account support, competitive trade pricing, full technical data sheets, and project-coordinated delivery.
Citadel Stone — Premium Natural Stone for Spaces That Endure
Product specifications and pricing are subject to change. Contact Citadel Stone for current stock availability and project-specific recommendations.

Choose Your Finish with Confidence
The finish decides how your stone looks, feels and grips underfoot. Compare every finish we produce — brushed 16, 36 and 80 grit, honed and bush-hammered — photographed up close on the actual stone we stock, so you can judge the texture before you order. Samples of any finish are at your door within 3 working days.
Explore the Stone Finishes GalleryA sample of the exact stone ships before any full order — judge tone, veining, and texture in your own light.