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 Zircon at Marquette Co., Wisconsin, USA

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

Direct 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-00778_206_238	1565	1565	Zircon			170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00778_207_206	1739	1739	Zircon			170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00778_207_235	1640	1640	Zircon			170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00780_206_238	1410	1410	Zircon			170437	Own Crews (MRDS - 10278010), Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00780_207_206	1737	1737	Zircon			170437	Own Crews (MRDS - 10278010), Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00780_207_235	1546	1546	Zircon			170437	Own Crews (MRDS - 10278010), Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00781_206_238	1219	1219	Zircon			170437	Own Crews (MRDS - 10278010), Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00781_207_206	1704	1704	Zircon			170437	Own Crews (MRDS - 10278010), Marquette Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00781_207_235	1407	1407	Zircon			170437	Own Crews (MRDS - 10278010), Marquette 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-Rb-Sr-03385	1668.87	1590.87				170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-03386	1651.08	1589.08				170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-03387	1668.87	1590.87				170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-03388	1651.08	1589.08				170242	Mecan Rhyolite Quarry, Marquette Co., Wisconsin, USA	USGS-Rb-Sr	USGS-Rb-Sr