RT @usgsenergy: We’ve got a new #GeologicMap map out! This one looks at the structure contours and overburden of the Niobrara Interval of t…
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666 followers
RT @usgsenergy: We’ve got a new #GeologicMap map out! This one looks at the structure contours and overburden of the Niobrara Interval of t…
287 followers
RT @usgsenergy: We’ve got a new #GeologicMap map out! This one looks at the structure contours and overburden of the Niobrara Interval of t…
87 followers
RT @usgsenergy: We’ve got a new #GeologicMap map out! This one looks at the structure contours and overburden of the Niobrara Interval of t…