Natural Quartzite Stone is a popular hard wearing blend of quartzite pebbles in rich harvest tones. These 6-14mm pebbles are ideal for your paths, patios and driveways whilst also being a great addition to borders and beds. This product is also fish friendly making it suitable for aquatic use (wash prior to use). The weight given 19kg is an approximate weight. Significant variances to weight can occur due to the nature of this product. Products made up of natural materials will vary in size and colour, some significantly.