Ages for Pyrite at Woodstock, Howard Co., Maryland, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1231.5Ma - 938Ma 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-U-Th-Pb-00758_206_238	968	938	Zircon			43888	Woodstock, Howard Co., Maryland, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00758_207_206	1231.5	1201.5	Zircon			43888	Woodstock, Howard Co., Maryland, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00758_207_235	1051.3	1021.3	Zircon			43888	Woodstock, Howard Co., Maryland, USA	USGS-U-Th-Pb	USGS-U-Th-Pb