Yes, Norways Rhomben Porphyry can be used in a bathroom. It is a type of porphyry stone known for its durability, strength, and resistance to water and moisture. These properties make it suitable for various applications, including bathroom flooring, shower walls, vanity tops, and other surfaces. However, as with any natural stone, proper sealing and maintenance may be required to ensure longevity and prevent water damage. It is recommended to consult with a professional or supplier for specific installation and care instructions based on the specific project requirements.