Natural stone countertops are the highlight of any luxury kitchen. Marble, quartzite, granite, and limestone offer timeless beauty and bring a premium look that sets high-end homes apart. But to keep stone surfaces looking as stunning as the day they were installed, professional stone maintenance is essential. Natural stone is durable, but also porous. Everyday cooking and cleaning can lead to stains, scratches, dullness, and etching—especially on marble countertops. Common…