Yes, Brazils Verde Bonsai Quartzite can be used outdoors. Quartzite is a natural stone that is highly resistant to weathering and has excellent durability. It can withstand extreme temperatures, freeze-thaw cycles, and exposure to the elements without deteriorating. This makes it suitable for various outdoor applications such as patio flooring, pool surrounds, outdoor kitchen countertops, and facade cladding. However, its always recommended to consult with a professional stone supplier or installer to ensure proper installation and maintenance for outdoor use.