Yes, Brazils White Santorini Quartzite can be used indoors. Quartzite is a natural stone that is highly durable and resistant to heat, scratching, and staining, making it suitable for various indoor applications such as countertops, backsplashes, flooring, and wall cladding. Its white color with subtle veining adds elegance and can complement various interior design styles. However, it is essential to properly seal and maintain quartzite to ensure its longevity and keep it looking its best.