Yes, New Zealands Alexandra Brown Schist can be used in landscaping. This type of schist is known for its rich brown and rusty tones, making it a popular choice for creating a unique and visually appealing landscape design. It can be used for various purposes such as retaining walls, garden edging, pathways, decorative rock features, and even for covering the ground in garden beds. The natural texture and color of Alexandra Brown Schist can add a distinctive touch to any outdoor space.