Collenia undosa, Kona Dolomite

Submitted by: David Thompson
Taxon: Collenia undosa
Submit date: 2008-02-24
Location (approximate): Marquette, Marquette, MI
Stratigraphy: Kona Dolomite Formation
Age: Precambrian ()
Submitter notes: This is a closer view of the previous block. Although the Kona Dolomite started out as dolomite, the pressures exerted through 2.2 Billion years has turned this into a rich marble with quartz inclusions and attractive colors

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