Material type
Pietra Grey is a dark Iranian stone quarried in the Lashotor area near Isfahan, and Lashotor Marble or Lashotor Grey are key aliases supporting its Lashotor Iran origin; Turkish or Italian descriptions on reseller pages should be treated as commercial metadata unless quarry evidence is supplied. It has a charcoal-grey to near-black field with fine, mostly linear white calcite veins and may overlap commercially with Armani Grey or Pietra Gray naming. Slabs commonly measure approximately 2,400–3,200 × 1,200–1,800 mm in 20 or 30 mm, with tiles, stairs, façade pieces and custom counters. Polished Pietra Grey gives the darkest appearance but shows water spots, fingerprints and etching; honed, brushed, sandblasted and bush-hammered finishes reduce reflection or improve exterior grip. It suits floors, walls, stairs, fireplaces, offices, hotels, counters, backsplashes, vanities and showers, while outdoor use depends on thickness, finish and anchoring. Seal the surface, avoid acids and plan professional repolishing where gloss is critical. Indicative UAE material-only pricing is approximately AED 280–550/m², depending on origin documents, vein consistency and finish. Compare it with Armani Grey, Tundra Grey, Nero Marquina and grey porcelain using the same finish and thickness.
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Carrara Origin, Icy-White Drama
Persian charcoal marble from the Lashotor and Isfahan area is known for a controlled dark graphite field with sparse white or silver linear veins. The Pietra Gray spelling refers to the same naming intent, but reseller origin claims should still be checked against quarry documentation. Veins are usually long, thin and straight or gently diagonal, creating a minimalist appearance rather than dense brecciation. Polishing deepens the background toward near-black and sharpens white lines, while honing produces a softer cement-grey effect suited to contemporary architectural surfaces.
Dark Stone, Multiple Finishing Options
Fine white linear veins should remain continuous wherever wall panels or stair pieces meet, making slab orientation more important than simply matching grey tone. Graphite Marble is a broader commercial description and should only be accepted as an alternative after quarry, mineral type and slab pattern are verified. For counters, choose sections with limited natural fissuring around sinks and hob openings, then reserve matching material for upstands and waterfall ends.
Architecture, Counters & Minimalist Interiors
Specify near-black grey background and Graphite Grey Marble around the final application, reserved slab sequence and fabrication plan rather than from a small sample alone. For counters, approve the slab before templating and protect acid-sensitive surfaces; in wet areas, use compatible waterproofing, pH-neutral care and a slip-conscious floor finish.
Compare Premium Grey Slabs and Alternatives
Polished Pietra Grey should be sourced with a clear Iranian Grey Marble specification covering origin, slab size, thickness, finish, available lot and fabrication scope. Compare it with Armani Grey and Tundra Grey for background tone and vein restraint, and with Nero Marquina when the design needs something closer to black. For countertops, remember that a polished calcitic surface can still etch, so sealing should be paired with pH-neutral care and protection from acidic spills. Request current slab photographs rather than catalogue images and reserve pieces before templating. In large floors or bathrooms, honed material may provide a quieter appearance and show wear less sharply. A porcelain alternative offers greater pattern repeatability and lower maintenance but should be evaluated as a manufactured substitute rather than an equivalent natural slab.
| Use | Finish | Thickness | Indoor / sqm | Outdoor / sqm | Supply | Installed | Notes |
|---|---|---|---|---|---|---|---|
| Office Flooring | Honed/Polished | 20 mm | Yes — indoor preferred; suited to controlled office traffic | Yes — indoor preferred; controlled traffic reduces surface scratching | AED 150–210/m² | AED 50–75/m² | Professional office flooring with restrained white veins and contemporary neutrality |
| Façade Cladding | Honed/Sandblasted | 20 mm/30 mm | Outdoor use suits sheltered façades and contemporary building cladding | Suitable for sealed exterior façade applications | AED 220–295/m² | AED 135–195/m² | Contemporary façade option with proper sealing |
| Fireplace Surrounds | Polished/Honed | 20 mm/30 mm | Indoor preferred — living rooms and lounges. | Outdoor not preferred — fireplace surrounds retain their finish better in protected interiors. | AED 135–200/m² | Est. AED 100–150/m² | Particularly effective for contemporary fireplace surrounds, with 20–30 mm polished or honed slabs creating a sophisticated architectural feature. Protected interiors provide the best finish retention. |
| Bathroom Vanities | Honed/Leathered | 20 mm/30 mm | Indoor preferred — bathrooms and powder rooms | Outdoor not preferred — vanity surfaces retain finish better in protected interiors | AED 155–205/m² | AED 90–135/m² | Contemporary vanity stone with a sophisticated dark-grey appearance; leathered finish adds texture and reduces visible surface marks. |
| Reception Desks | Polished/Leathered | 20 mm/30 mm | Best indoors for reception desks in offices and hotels | Outdoor not preferred; reception desks suit covered interiors | AED 110–170/m² | AED 90–155/m² | Contemporary vanity stone pairing well with minimalist fittings |
Review care, finish suitability and pricing
Polished Pietra Grey is elegant on walls, vanities and low-abrasion surfaces but quickly reveals water marks, fine scratches and etched spots when maintenance is poor. Graphite Marble used on floors or more active areas is often easier to live with in a honed finish. Sealing should follow actual absorption and be supported by neutral daily cleaning, quick spill removal and entrance mats that keep abrasive sand away from the surface. Exterior use requires evaluation of the exact material, finish and climate exposure rather than a blanket approval. Grade comparisons should examine background uniformity, vein density, slab dimensions, repairs and confirmed origin, as these factors can affect commercial value significantly.
Modern, refined and versatile; but origin claims, water spots, scratches and etching need scrutiny.
Charcoal to near-black colouring with thin white linear veins gives this Iranian stone a precise, minimalist character particularly effective across floors, façades, fireplaces, bathrooms and office interiors. Designers often specify honed finishes for understated contemporary spaces or polished surfaces where richer depth is desired, pairing the dark grey with timber, cream stone or <a href='https://arifeenmarble.com/travertine-marble-2/'>travertine marble</a> to introduce warmth and tactile contrast.
Best Charcoal-Grey Applications
Its restrained linear veining is particularly effective on floors, stairs, fireplaces, vanities and office interiors; countertops need acid etching care, neutral cleaning and professional refinishing when deep dull marks develop.
| Use | Weather | Condition | Application | Slip | Care | Best for | Avoid for |
|---|---|---|---|---|---|---|---|
| Kitchen Countertops | Indoor preferred for countertops; exposed outdoor conditions can dull the finish | Best for modern kitchens with regular sealing and water-mark control | Contemporary kitchens, offices and premium apartment interiors | No slip concern for horizontal countertop applications | Dry water marks promptly, avoid acids and reseal kitchen surfaces periodically | Modern kitchen countertops, office counters and premium apartment worktops | Exposed outdoor worktops, acid-heavy kitchens and surfaces prone to standing water. |
| Bathroom Vanities | Indoor preferred; outdoor vanities should remain shaded, covered and protected from severe weather. | Best for modern vanities with regular sealing, prompt water wiping and protection from acidic products. | Contemporary vanities, hotel bathrooms, powder rooms and minimalist basin countertops. | No foot-slip concern; designed as a countertop surface. | Dry water quickly, wipe with a soft cloth and pH-neutral cleaner, avoid acidic toiletries, and maintain sealing as required. | Sleek contemporary vanities for modern bathrooms and executive interiors. | Outdoor exposed vanities, heavily abused surfaces or bathrooms with frequent acidic chemical contact. |
| Stair Treads | Best indoors; sheltered exterior stair treads may suit dry weather with honed or textured finish and sealing. | Best for regular stair use with stable bedding, textured grip and prompt control of grit and moisture. | Modern villa staircases, commercial stairs, hotel circulation and contemporary duplex steps. | Textured or honed treads are preferred; polished surfaces may become slippery with moisture or grit. | Keep treads free of grit, clean with neutral products and preserve the textured finish | Modern stair treads for commercial, hotel and residential interiors | Avoid polished stair surfaces in wet zones, unstable installations and stairs where grit or moisture frequently accumulates. |
| Fireplace Surrounds | Best indoors; sheltered exterior fireplace surrounds may work in dry, mild weather away from rain and prolonged sun. | Best for fireplace surrounds with secure backing, moderate radiant warmth and gentle soot maintenance. | Contemporary villa fireplaces, executive lounges, boutique hotels and minimalist grey hearth surrounds. | Fireplace surrounds are non-walking surfaces, so slip rating is irrelevant. | Keep joints and edges free of soot, using neutral products and soft non-scratch cloths. | Minimalist fireplace surrounds suited to contemporary grey and monochromatic interiors. | Avoid direct fire contact, severe thermal cycling and fireplace surfaces requiring abrasive cleaning. |
| Reception Desks | Indoor reception desks preferred; exterior use needs permanent shade and protection from direct weather and heat. | Best for reception desks with sturdy support, protected corners and moderate daily contact. | Corporate receptions, hotel lobbies, executive offices, contemporary entrance desks. | Reception desk surface; pedestrian slip rating not applicable. | Dust with microfiber, remove spills promptly and protect corners and exposed desk edges. | Contemporary reception furniture favouring understated charcoal elegance and a professional architectural look. | Avoid luggage-handling desks, workshop counters and receptions with constant unprotected edge impacts. |
Lashotor Marble for sleek, finish-conscious grey interiors.
Lashator Marble works well for minimalist fireplaces, bathroom walls, reception counters and large architectural panels where crisp detailing is important. Persian Grey Marble can coordinate flooring and stairs; use consistent honed or polished sheen across connected surfaces and position lighter veins intentionally at mitred edges rather than allowing abrupt mismatches.
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Pietra Grey Marble FAQ
Authentic Lashter Marble, internationally associated with Iranian Pietra Grey, should be supported by Iranian quarry/block information rather than accepted from colour alone. The field ranges from deep grey to almost charcoal-black, usually with white or silver linear veins and occasional warmer mineral traces; matched slabs should share background depth, but line frequency and vein width naturally change across a block.
Polished Lashotor Marble gives the darkest charcoal field and crispest white lines, while honing creates a softer graphite surface. Premium Pietra Grey should have a consistent deep background and controlled thin veining, with minimal open fissures, staining or poor repairs; commercial grades may show broader colour fluctuation, stronger clouds or irregular white veins, so matched slabs should always be inspected together.
Lashotor Marble is highly effective for contemporary floors, walls, fireplaces, reception counters, bathrooms and minimalist commercial interiors where a deep charcoal surface is required. As a countertop, it offers a controlled linear appearance but polished areas readily expose acid etching, fingerprints and hard-water spots. It is a strong vanity material; in showers use proper waterproofing, neutral cleaning and suitable traction on wet floors rather than a highly polished finish.
Lashotor Marble is well suited to busy commercial floors and stairs when the correct thickness, substrate and finish are used. Its dense-looking graphite field is visually forgiving of dirt but unforgiving of polish damage: water marks, scratches and acid etches become obvious under reflected light. Exterior cladding is feasible with proper mechanical fixing and technical approval; exterior walking areas benefit from honed, brushed or textured finishes. Clean Persian Grey Marble with neutral stone detergent, microfiber and clean water, drying after washing. Use an impregnating sealer when required and avoid vinegar, acid descaler and abrasive compounds.
Protect Lashotor Marble by using an impregnating sealer if needed, wiping water immediately, using pH-neutral cleaner and keeping acids away from the surface. The polished charcoal field is particularly unforgiving: hard-water residue, fingerprints, scratches and acidic etches contrast against the dark grey sheen, while honed material hides some reflective damage. Genuine Pietra Grey/Lashotor is associated with Isfahan, Iran, so provenance documents help distinguish it from similarly named grey stones and porcelain. Value then depends on deep consistent charcoal colour, controlled linear white veins, low repair burden, 20 versus 30 mm thickness, finish quality and the usable percentage of the slab after defects and vein placement are considered.