IMG_8988-12
Core sample from North Dakota sequestration drilling site showing claystone and lignite coal (far end)
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Uploaded on August 22, 2013
Taken on August 28, 2007
IMG_8988-12
Core sample from North Dakota sequestration drilling site showing claystone and lignite coal (far end)
654
views
0
faves
0
comments
Uploaded on August 22, 2013
Taken on August 28, 2007