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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.

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Saturday, December 28, 2013
lacustrine, fine-grained, Bisbee Group

7 January 2013 | Empire Mountains | Laminated silty limestone of the Apache Canyon member of the Bisbee Group, southern Empire Mountains, Pima County. This unit is interpreted as deposited in a Cretaceous lake.