Stromatolites viewed on the bedding plane. These fossil biofilms are Ediacaran in age, from the Witvlei Group of southern Namibia.
Sample loaned to M.A.G.I.C. by Dr. A. Jay Kaufman, of the University of Maryland, College Park.
A sample from the teaching of Dr. A. Jay Kaufman of the University of Maryland, College Park.
Olivine crystals in a carbonate matrix: carbonatite?
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