Minnesota Stromatolite

Take a look at these cut and polished specimens of the earliest know macrofossils in the fossil record.  Fossil Stromatolites are colonies of Algae that are the earliest known living organisms in the fossil record.  These specimens have been cut and polished to bring out the exquisite beauty that they possess. Please bear in mind that these are very difficult to photograph, and that there may be some light shadowing present in the photo's. 

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 4 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 8 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 10 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 14 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 16 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 17 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 18 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 24 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 25 Price $6.00          

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 27 Price $6.00          

(Click Photos to Enlarge)

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 40 Price $25.00          

(Click Photos to Enlarge)

Name:    Stromatolite - Collenia undosa

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 41 Price $25.00          

(Click Photos to Enlarge)

Name:    Stromatolite - Collenia (Banded Iron?)

Geologic Age:     PreCambrian

Stratigraphic Detail:  Biwabik Formation, Mary Ellen Mine

Location:   St. Louis County, Minnesota

Minnesota Stromatolite 43 Price $30.00