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Soria - Pico Urbión - Spain

Ripplemarks In the picture on the left is shown a piece of a strata belonging to the materials outcroping nearest the Pico Urbión (Group Urbión?). In its surface can be observed tongued stream structures (ripplemarks) of centimetric size. The shape, sligthly tongued, generally simetric, is indicating in one hand, the current stream direction, and on other, the speed of the stream, in this case, high stream, as well the depthness -according with the classification of these shapes, arranged from straight (more depth-less speed), througth sinuosidal to tongued (less depth-more speed), asimetric or simetric.

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