Calcified Ammonite Half (5") From Madagascar Tennessee Otodus obliquus eventually evolved into

Otodus obliquus eventually evolved into the megalodon shark

Large metallic mirror luster intergrown cubes of golden pyrite on quartz and pyrite enriched matrix lined with tabular  translucent quartz crystals

fully terminated with bright vibrant color

The back side has been hand polished to a smooth high reflective surface

Calcified Ammonite Half (5") From Madagascar Tennessee Otodus obliquus eventually evolved intoFossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internally replaced by calcite with small areas showing its original mother of pearl iridescent outer shell. Its a complete ammonite sliced and polished to expose the internal cavities now lined with calcite micro crystals *Stock photo shown, you will receive a similar item. Pattern color shape may slightly vary.