A Geoscience Digital Image Library

TitleThe Contact between the Niobrara and Pierre Formations, North Dakota
DescriptionThe buff-colored shale and calcareous clay seen are part of the Niobrara Formation. The Niobrara is overlain by gray shale and smooth bentonitic clay from the Pembina Member of the Pierre Formation. The contact between the 2 formations lies beneath the lowest bentonite band of the Pierre Formation.
LocationUSA ▹ North Dakota ▹ Cavalier. Near Vang. Vang Quadrangle.
PhotographerJoseph Hartman. 2002-05-07.
CollectionJoseph Hartman C9403.
Key words02e, niobrara, pierre, shale
Tech details598 KB. Kodachrome, TIFF.
GeoDIL number2850