Ages for Orthoclase at Granite Hill Quarry, Sparta, Hancock Co., Georgia, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 318.67Ma - 264.3Ma 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-03811	290.78	286.78				11477	Granite Hill Quarry, Sparta, Hancock Co., Georgia, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-03812	290.78	286.78				11477	Granite Hill Quarry, Sparta, Hancock Co., Georgia, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-03813	264.3	264.3				11477	Granite Hill Quarry, Sparta, Hancock Co., Georgia, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-03873	318.67	268.67				11477	Granite Hill Quarry, Sparta, Hancock Co., Georgia, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-03874	318.67	268.67				11477	Granite Hill Quarry, Sparta, Hancock Co., Georgia, USA	USGS-Rb-Sr	USGS-Rb-Sr