A sedimentary rock showing a whole range of sizes of material within it.  Sandstone with boulders inside it would be an example -- it was created by deposition from wind or water.
   Rocks visible at Papago Park, and the west end of Camelback Mountain are conglomerate (along with some just plain sandstone).
   One can look out the window while driving on McDowell Road through the Papago Buttes, and see huge chunks of granite caught up in the reddish sandstone in the road cut.


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Below are