5.6″ Polished Kona Dolomite (Stromatolite) Obelisk – Michigan

5.6″ Polished Kona Dolomite (Stromatolite) Obelisk – Michigan (Item #311078), Kona Dolomite for sale. FossilEra your source to quality fossil specimens.
Species: Collenia undosa
Age: Paleoproterozoic (2.1 Billion Years)
Location: Kona Hills, Marquette County, Michigan
Formation: Kona Dolomite
Size: 5.6″ tall