الفهرس 
Previous work on the aruma formationOnly 14 pages are availabe for public view
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Abstract
In The Present Work, Field Occurrence Of The Aruma Formation In Saudi, Both In Outcrop And In Subsurface Has Been Investigated. An Isopach Map Indicating The Thickness Variation And Trend Of The Aruma Formation Was Prepared. Several Thin Sections Of Rocks Were Examined For Litho And Microfacies Study.the lower unit is the khanasir member coposed of nodular chalky bimicrtic limicritic of 49.25 m thick at khashm alkhanasir.