Yes, you can use Mesta Emperador Dark Marble mosaic on a kitchen floor. Marble is a durable and versatile material that can withstand high foot traffic, and its natural beauty can add elegance to any space. However, it is important to seal the marble properly to protect it from stains and spills, especially in a kitchen where there may be potential for food and liquid spills. Additionally, be cautious of using abrasive or acidic cleaners on marble as they can damage the surface. Regular maintenance and proper care will ensure the longevity and beauty of your marble mosaic kitchen floor.