Drill core of oil shale

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Cross section of a drill core of oil shale (kukersite) from Estonia. Width of sample is 9 cm.

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Size: 4272px × 2848px
Location: Estonia
Photo credit: © Siim Sepp / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: drillcore, estonia, fossil, fuel, kukersite, mineral, oil, resource, rock, rocks, sedimentary, shale