Yes, Texas Sandstone can be used outdoors. Texas Sandstone is a durable and weather-resistant natural stone that can withstand outdoor elements such as sunlight, rain, and temperature changes. It is commonly used for outdoor applications like building facades, walkways, patios, and retaining walls. However, it is always recommended to consult with a professional or supplier to ensure that the specific type and grade of Texas Sandstone you have is suitable for your intended outdoor application.