Granite Surface Finishes: Polished, Honed, Flamed & More

One Stone, Many Faces

Granite is sold on its color and bought on its finish. The same G654 block can be a glossy kitchen countertop, a velvet-satin bathroom wall, a rough non-slip pool surround or a stippled tactile paving tile — the finish is what decides. Each finish is a mechanical treatment of the surface: grinding and polishing for gloss, heat for texture, hammering for grip, sand for stipple. The finish changes three things that matter to your customer: slip resistance, appearance and maintenance. This guide walks through the standard finishes, what each is actually for, and the numbers that separate a safe outdoor paver from a hazard.

Polished: The Mirror for Indoors

Polished granite is ground through successively finer abrasives to a high-gloss mirror. It shows the stone's color and crystal structure at their richest — the standard for countertops, interior flooring and wall cladding. The trade-offs: polished surfaces can be slippery when wet (a real concern for bathrooms and commercial entrances), and gloss wears to a soft sheen in high-traffic areas. In wet outdoor use, polished is the wrong call. For interiors, it is the finish most buyers picture when they say 'granite'.

Honed: The Satin Compromise

Honed granite is ground to a smooth, matte, satin sheen — no gloss, but still silky to the touch. It reads softer and more contemporary than polished, hides scratches and water spots better, and is a favorite for kitchen counters and bathroom floors where polish feels too clinical. Honed is also kinder to etching-prone stones. It is still a smooth surface, so in wet or barefoot areas treat it as you would polished: check slip resistance and use a non-slip treatment or rugs where water collects.

Flamed: Heat for Outdoor Grip

Flamed (thermally treated) granite is passed through an oxy-acetylene flame that pops the surface crystals, leaving a rough, light-grey textured face with excellent slip resistance — the standard finish for exterior paving, steps, kerbs and pool surrounds. The roughness gives grip and hides wear; the trade-off is a surface that catches dirt and needs pressure-washing to stay clean, and a muted, lighter color compared to the polished face of the same stone. For outdoor pedestrian areas, flamed is the default specification in most of the world.

Bush-Hammered & Sandblasted: Texture with a Purpose

Bush-hammered granite is beaten with a multi-point tool into a uniform, coarse, pitted texture — the specifier's choice for high-traffic urban paving, plazas and tactile surfaces, with the strongest wet slip resistance of the common finishes (test values around 86 wet in the UK SRV scale, versus about 73 wet for flamed). Sandblasted granite is blasted with abrasive to a fine, uniform stipple — moderately slip-resistant, popular for indoor flooring that needs a grip and for lettering and engraving, where the recessed blasted texture contrasts with a polished background. Both are outdoor-safe and low-sheen; choose bush-hammered for heavy footfall and public space, sandblasted for finer textures and signage.

The Finishes You Will See Less Often

A few more appear in specifications. Sawn (or 'split face') is the raw cut from the saw, rough and unpolished — used for rustic cladding and non-slip outdoor work. Leathered (flamed then wire-brushed) gives a soft, matte, almost fabric-like texture with good grip, growing popular for countertops where polished feels too shiny. Chiselled or hand-cut faces are for rustic walling and feature work. Water-jet-textured granite offers a fine matte grip for high-end outdoor paving. Each is a texture answer to a design question; if you are unsure, order a sample board with the three candidates and feel them in daylight.

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