Yes, Tunisias beach sand limestone can be used in landscaping. Limestone is a durable and versatile rock that can be used for a variety of purposes in landscaping, such as pathways, retaining walls, garden borders, and decorative rock gardens. The beach sand limestone from Tunisia may have a unique aesthetic appeal due to its natural color and texture, which can enhance the visual appeal of landscaped areas. However, it is important to consider the specific characteristics of the limestone, such as its hardness and weathering resistance, to ensure its suitability for the intended landscaping application.