Hill Annex Mine Fossil Gallery

This section is for the reader that has just been introduced to the subject of fossils on the Mesabi Range in Minnesota and wants to learn more.

Encyclopedia Topics


Cretaceous PeriodThe era Hill Annex Mine fossils are from.
Western Interior SeawayThe sea that covered the middle of North America during the Cretaceous
Hill Annex Mine was on the eastern shore of this seaway.
Banded Iron FormationDescribes a geological process that deposited iron in Minnesota