Yes, Mexicos Green Grey Porphyry can be used in a bathroom. Porphyry is a durable and versatile natural stone that is commonly used for various interior and exterior applications, including bathroom surfaces such as countertops, sinks, shower walls, and floors. Its excellent strength, resistance to water absorption, and aesthetic appeal make it a suitable choice for bathroom design. However, it is important to properly seal the stone to protect it from moisture and potential staining.