Yes, Romanias Grey Marin Basalt can be used in a bathroom. Basalt is a type of volcanic rock that is highly durable and resistant to water, making it suitable for various applications, including bathroom surfaces. It is commonly used for bathroom countertops, vanity tops, sinks, shower walls, and flooring. The natural beauty and unique grey color of Grey Marin Basalt can enhance the aesthetic appeal of a bathroom while providing a durable and functional surface.