This perfectly coiled fossil ammonite has been replaced by calcite and has a chalky white to gray coating. The inner part of the shell has been replaced by more crystalline calcite. Perisphinctes sp, from the Jurassic of Tulear, Madagascar.
Miniature specimen: About 45mm x 39mm x 20mm (1.8" x 1.5" x 0.8")
If you would like to pick this item up at our store front, please select "pick up" during checkout.
If your delicate specimen is over 70lbs we will refer you to our local Crating company for safer freight shipping!
*At customer expense.