The difference between marble, granite, and quartzite lies in their composition, durability, and appearance: Granite is an igneous rock composed of quartz, feldspar, and mica. Its appearance is granular and uniform, making it extremely resistant to physical damage and stains. It’s one of the most economical options among natural stones. Quartzite, on the other hand, is a metamorphic rock primarily made of recrystallized quartz. It combines the durability of granite with low porosity, making it less prone to staining. Visually, it resembles marble due to its sophistication. Marble, also a metamorphic rock, is composed of calcite. It offers a smooth touch and striking colors but is less resistant to scratches and stains compared to the other two. Best choice for each room: Kitchens: Granite or quartzite are ideal due to their high resistance to heat, scratches, and stains. Bathrooms: Marble or quartzite work well; quartzite stands out in humid areas. Living rooms: Marble brings lu...