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#fossils #fossiliferous rock #limestone #shale #ancient life

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#shale #sedimentary rock #deposition #mudstone #sedimentation

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#shale #sedimentary rock #layered rock #dark rock #flat rock

🖤🪨⛽

#shale #shale rock #sedimentary rock #rock layers #shale oil

🪨🦴🦕

#shale #fossiliferous rock #sedimentary rock #dinosaur fossil