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Collenia undosa Walcott 1916

Collenia undosa Walcott 1916
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Collenia undosa Walcott 1916
Collenia undosa Walcott 1916
Collenia undosa Walcott 1916
Collenia undosa Walcott 1916

Products description

Here is a small Stromatolite plate with  Collenia undosa from the  Precambrian of Minnesota.
This is a polished slap with the speices Collenia undosa from the about 2.2 Billion years old  Biwabik-Iron-Formation of Minnesota. The Site of the Mary Ellen Mine is a classical Banded Iron Formation. Locality. It is knon and valoured for its nice and colourfully preservation.
 
 
 

Location:

Mary Ellen Mine, Mesabi Range, St. Louis County, Minnesota, USA 
Size :about 60 x 41 mm
Age:Precambrian, Lower Proterozoic, Rhyacian, Biwabik Formation  (about 2.2 Ga / 2200 Ma)

Shipping time: 3-4 Days
Product no.: 10488
22,95 EUR
7 % VAT incl.