Perisphinctes Ammonite - Fossil Quality:Staff Pick Description: These palm stones are

Description: These palm stones are made from Canadian unakite mined from Ontario

Madagascar and USA

K)AlSi3O8)

~ Stefano Piccini

Approximate Size for 1 ring: 20mm x 22mm x 14mm

Perisphinctes Ammonite - Fossil Quality:Staff Pick Description: These palm stones areMined from: Aarau, Switzerland Era: Oxfordian Geological Age: Approximately 160 to 157 mya Description: This Perisphinctes ammonite fossil from Aarau, Switzerland is a coiled relic of ancient seas, dating back to the Oxfordian Stage of the Late Jurassic Periodapproximately 160 to 157 million years ago. These extinct marine mollusks, part of the cephalopod family, once thrived in the warm, shallow seas that covered much of Europe during the Mesozoic