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Showing posts with label
cyanobacteria
.
Show all posts
Showing posts with label
cyanobacteria
.
Show all posts
Tuesday, January 17, 2012
Michigan Kona Dolomite
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Kona Dolomite dated to over 2 billion years old. Thought to be a cyanobacteria colony (stromatolite). Found in the Kona Hills of Marqu...
Thursday, January 12, 2012
Billion Year Old American Fossils
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Kona Dolomite dated to over 2 billion years old. Thought to be a cyanobacteria colony (stromatolite). Found in the Kona Hills of Marqu...
1 comment:
Sunday, November 13, 2011
African Archean Fossil
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This specimen is thought to be over 2.5 billion years old. Bacteria and algae appeared at this time in the water. Volcanic activity pr...
4 comments:
Wednesday, August 17, 2011
Archean Polished Butterstone
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This rock was found in southern Africa's Greenstone Belt. The color of the rock definitely matches the formation name. What is spec...
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