Continental reconstruction at 2.45 Ga

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Dykes - Russian Karelia

Petrography of Koli Layered sill

 
Fieldtrips A and B

Fieldtrip A 26-31.7.2005

Fieldtrip B     3-9.8.2005

   


Age determinations - 2.45 Ga dykes


Age determinations - 2.32 Ga dykes


Age determinations - 2.2 Ga sills


Age determinations - 2.1 Ga dykes


Age determinations - 1.98 Ga dykes