Pyritized Ammonites

These ammonites have been completely replaced by pyrite. The ammonite has been cut and polished to reveal open chambers filled with drusy pyrite. These specimens are from Russia (as far as I know, the only place in the world they are found).


ID# 506-35


Pyritized Ammonite


Max. dimension approximately

0.8” (20 mm)


Uljanovsk, Russia  $28


ID# 506-34


Pyritized Ammonite


Max. dimension approximately

0.9” (23 mm)


Uljanovsk, Russia  $28


ID# 506-36


Pyritized Ammonite


Max. dimension approximately

0.9” (23 mm)


Uljanovsk, Russia  $35


ID# 506-33


Pyritized Ammonite


Max. dimension approximately

1.0” (25 mm)


Uljanovsk, Russia  $30


ID# 506-40


Pyritized Ammonite


Max. dimension approximately

1.2” (30 mm)


Uljanovsk, Russia  $40


ID# 506-42


Pyritized Ammonite


Max. dimension approximately

1.1” (28 mm)


Uljanovsk, Russia  $45