Yes, Chinas Hainan Black Basalt can be used in landscaping. It is a type of black volcanic rock that is commonly used as a decorative material in landscaping projects. Its natural black color and unique texture make it a popular choice for pathways, garden borders, retaining walls, and outdoor sculptures. Hainan Black Basalt is known for its durability and resistance to weathering, which makes it suitable for outdoor use in various climates.