Ages for Hedenbergite at Iona Island, Bear Mountain State Park, Rockland Co., New York, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1190Ma - 1104Ma at this locality

• Locality age

• Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
  USGS-Rb-Sr-05878	1190	1104				175656	Iona Island, Bear Mountain State Park, Rockland Co., New York, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-05879	1190	1104				175656	Iona Island, Bear Mountain State Park, Rockland Co., New York, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-05880	1190	1104				175656	Iona Island, Bear Mountain State Park, Rockland Co., New York, USA	USGS-Rb-Sr	USGS-Rb-Sr