Freshwater Crab - Potamon Sp. - Fossil Specimen floating Unlike more common ammonites from

Unlike more common ammonites from Madagascar or Morocco

Each obelisk is carved and polished to a sleek

It’s basically a record of two different growth environments happening in the same space over time

The environment allowed calcite to grow slowly while continuously trapping and binding sand grains

Stone Mined from: Helmand

Freshwater Crab - Potamon Sp. - Fossil Specimen floating Unlike more common ammonites fromMined from: Anatolia, Turkey Era: Cenozoic Geological Age: Pleistocene Epoch, about 2. 58 to 0. 0117 mya Description: This one of a kind Potamon sp. fossil shows a small freshwater crab preserved in raised relief on a pale tan travertine slab. The crab sits clearly above the matrix, with the rounded carapace, claws, and leg elements still easy to read. The surrounding slab has a bubbly, nodular surface that gives the whole piece a natural spring