Bedded sequence of sandstones and limestones that make up the hills in eastern part of Salawati at coordinates 00^o55,058’S and 130^o59,119’E represents the Waiyaar Formation. Age of the unit is Jurassic-Cretaceous. This geological heritage site is also included in the category or criteria for regionally valuable geological sites in West Papua and has good value in scientific and educational aspects, so it is very suitable as a natural laboratory to be studied and researched so that it will be useful for future generations.