Description Quartz Rubble, is a blend of sand and small stones, designed for excellent compaction and stability. Perfect as a solid foundation for concrete slabs, driveways, and paved areas, this versatile material ensures long-lasting support. Available for purchase by the tonne. Uses of Quartz Rubble: Underneath paving as a base, concrete slabs and driveways Quartz Rubble Delivery: Quartz Rubble is sold by the tonne, and is available online or in-store. Delivery across Adelaide starting from just $35.