Unit is named the Reservation Hill Formation.  Consists of dolomitic sandstone or siltstone with interbedded metasedimentary and metavolcanic rocks.  Weathers to creamy-white to reddish-brown.  Thickness not given.  Overlies the Mountain City Formation in thrust contact; intruded by Cretaceous quartz monzonite; underlies Tertiary rocks.  Age is Pennsylvanian(?) and Permian(?).  (B1520) 
Source: GNU records (USGS DDS-6; Menlo GNULEX).
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