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GeoSnaps - Image of the Day

Geologic snapshots capturing Arizona’s geologic setting and mining history with a picture of the day from 1 January through 31 December 2013.

Check out previous GeoSnaps/Images of the Day.

Display Date: 
Tuesday, December 24, 2013
fanglomerate, tectonics, deformation, angular unconformity

Dec. 15, 2013 | South of Lake Havasu City | Western Arizona

AZGS Senior Geologist Jon Spencer measuring strike and dip  of tilted Tertiary sandstone. A distinct angular unconformity separates the lower, near-vertical sandstone from horizontal fanglomerate deposits above.