Blue Sandstone Semi Precious Mixed Stone Earrings Blue Sandstone Semi Precious Mixed Stone Earrings Blue Sandstone Semi Precious Mixed Stone Earrings Blue Sandstone Semi Precious Mixed Stone Earrings Blue Sandstone Semi Precious Mixed Stone Earrings Handmade in small batches, these earrings are made using a 3-stone drop formation consisting of Chalcedony, Topaz and a larger Blue Sandstone to finish. £28.00 Out of stock.