Yes, New Zealands Wanaka Schist can be used outdoors. Wanaka Schist is a type of natural stone that is commonly used for outdoor applications such as landscaping, building facades, retaining walls, and paving. It is known for its durability, natural beauty, and ability to withstand outdoor environmental conditions. Many architectural and landscaping projects in New Zealand and around the world utilize Wanaka Schist for its aesthetic appeal and practicality in outdoor settings.