Polished Aragonite AR104

AR104 Aragonite rough rock, cut and polished on one side with a rough, natural back. Dimensions at widest points approximately 65 mm x 45 mm x 25 mm thick. Weighs: 109 grams Aragonite is a calcium carbonate mineral. These specimens come from a salt lake in the Murchison region of Western Australia not far from the town of Mount Magnet. It is believed that calcium carbonate-rich water that has drained from surrounding hills into the highly saline water occurring in the lakes has formed the mineral.