Small “Thunder Egg” Halves (030921c)
• Name: Septarian concretion (Composition is aragonite/calcite & siltstone)
•Two Nodule halves showing great agate interiors
•Similar to a geode, except that these are sedimentary, and always have dark brown (Aragonite), and orange or
yellow Calcite, sometimes crystalized.
- Offer is for both halves and stands
• For a more detailed explanation click here
• Price is $15.00