Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

Ages for Magnetite at Jackson Co., Wisconsin, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1819Ma - 1165Ma at this locality

Age range from children

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-00794_207_206	1819	1819	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00795_206_238	1165	1165	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

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-00794_206_238	1569	1569	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00794_207_206	1819	1819	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00794_207_235	1679	1679	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00795_206_238	1165	1165	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00795_207_206	1774	1774	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00795_207_235	1398	1398	Zircon			169228	Black River Falls, Jackson Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb