Polished Septeria (Calcite & Aragonite) Spheres x 6 From Madagascar LAPIDARY Size = 118 - 139

Size = 118 - 139 mm | 4

These crystals often feature intricate phantom-like formations

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Size =30 - 60 mm

Size = 66 - 80 mm

Polished Septeria (Calcite & Aragonite) Spheres x 6 From Madagascar LAPIDARY Size = 118 - 139PRODUCT INFORMATION General Description Septarian Nodule, affectionately known as Dragon Eggs, is a tri colour concretion comprised of Aragonite (brown), Calcite (yellow), and Limestone (grey). The name "Septarian" originates from the word "Septaria," typically associated with concretions that exhibit internal cavities or cracks. This extraordinary mineral traces its origins back 50 to 70 million years ago, during Earth's Cretaceous Period, in a