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Bringing marble back to a mirror shine in Agadir: diamond refinishing and crystallization

Why marble dulls fast in Agadir (salt, limescale, scratches), the difference between polish, grinding and crystallization, and how a floor gets a gloss-meter-measured mirror shine.

Shiny surfaces after service

Excellent.ma team

  • Oct 26, 2026
  • 6 min read
Mirror-shiny marble floor after crystallization

Why marble dulls so fast in Agadir

Agadir stacks the worst enemies of marble: salt air (whitish haze on terraces), hard water (limescale marks in bathrooms and around pools), sand (micro-scratches from dry sweeping). A floor installed new turns matte in 2–3 years without the right maintenance.

Polish, grinding, crystallization: three different things

  1. Polish (product) lays down a shiny film: instant effect, but slippery and short-lived — dust sticks to it and the haze returns.
  2. Diamond grinding removes material through progressively finer abrasion: it eliminates scratches and set-in stains, then refines the surface.
  3. Crystallization reacts chemically with the stone’s calcium: the surface densifies and shines through the mass, with no film. This is the treatment that lasts.

The right result comes from the full sequence: diamond grinding then crystallization — never crystallization alone on a scratched floor.

How the job runs

  1. Diagnosis: stone type (true marble, travertine, terrazzo), scratch depth, previous treatments.
  2. Protection of furniture and skirting.
  3. Diamond grinding with decreasing grits, wet extraction.
  4. Crystallization under a single-disc machine with dedicated powder.
  5. Gloss-meter test, before/after photos, and a recommended care calendar (mild descaling, no vinegar, no bleach).

Where it matters most

  • Villas and riads: reception floors and stairs;
  • Hotels and short-let riads: lobbies seen by every guest;
  • Cafés and boutiques: high-traffic floors, salt-hazed terraces.

The full scope (gloss test included) is on the marble cleaning and crystallization page.

Non-abrasive daily care + an annual maintenance crystallization (twice a year for high-traffic lobbies) keeps the mirror effect. For a quote: WhatsApp, reply within 24 h.

MarbleDeep cleaningAgadir

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