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Filtering by: Creator Brown, Pia Tollo Location Picture Gorge, Oregon, United States, (Hypsographic)

The John Day formation in the Picture Gorge quadrangle, Oregon

Creator:

Coleman, Robert Griffin, 1923-

Resource Type:

Masters Thesis

Full Text:

sericite schist is a rust-brown platy rock that is cut by a series of intersecting fractures which have