Yes, Irans Andezit Grey Andesite can be used in a bathroom. Andesite is a type of volcanic rock that is known for its durability and resistance to moisture, making it suitable for various applications, including bathrooms. It can be used for countertops, flooring, wall cladding, shower walls, and other decorative elements in the bathroom. However, its important to ensure proper sealing and maintenance to protect the stone from stains and damage over time.