These are small unmatched ammonite halves measuring approximately 1/2" each and come in bags of 12 halves.

Total quantity ordered must be a multiple of 12. (Examples: 12, 24, 36,.....144, etc. )

Ammonites are an extinct group of marine mollusks related to the nautilus, and their fossils are commonly found in sedimentary rocks around the world. An ammonite half is the result of an ammonite fossil being split along a plane.