Yes, Irans Persian Grey Alabaster can be used outdoors. Alabaster is a natural stone that is renowned for its durability and weather resistance, making it suitable for various applications in both indoor and outdoor settings. It is often used for architectural purposes, such as cladding, facades, flooring, and outdoor sculptures. However, it is important to note that outdoor conditions, such as exposure to sunlight, rain, and extreme temperatures, can cause some slight color change or weathering over time. Regular maintenance and appropriate sealing can help preserve the stones appearance and longevity when used outdoors.