126 x 75 x 60 mm Double-Sided Keel Piece Collector Stone - CS-125 アンモライト 両面Beauty キール部分

産地:カナダ アルバータ州 ベアポウフォーメーション
サイズ:約      Size: 126 x 75 x 60 mm  Weight: 636g
Beautiful Bright Colors! 
Geological Time
:  Cretaceous Period, + /- 71,000,000 years ago. 

This stone has a  protective shell of stabilization  it to protect the gemstone and amplify the stones natural beauty.  

Ammonite fossils and large collector pieces are most often coated as well for both stability and to bring out their colors.

Origin:   Bear Paw Formation , Alberta , Canada.