Yes, Brazils Brown Quartzite can be used outdoors. Quartzite is a natural stone that is highly durable and resistant to weathering, making it a suitable choice for outdoor applications such as patios, pool decks, walkways, and outdoor kitchen countertops. However, it is important to note that if you are planning to use Brazils Brown Quartzite outdoors, it may require regular sealing to protect it from stains and fading due to prolonged exposure to the elements.