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 Muscovite at East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 467Ma - 225Ma 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-01152_207_206	467	467	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-Rb-Sr-05735	393	225				235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-Rb-Sr	USGS-Rb-Sr

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-05735	393	225				235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-05736	455	295				235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-05765	393	225				233235	East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-05766	455	295				233235	East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-U-Th-Pb-01151_206_238	429	429	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01151_207_206	445	445	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01151_207_235	431	431	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01152_206_238	431	431	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01152_207_206	467	467	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01152_207_235	436	436	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01153_206_238	430	430	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01153_207_206	453	453	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01153_207_235	433	433	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01154_206_238	417	417	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01154_207_206	451	451	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01154_207_235	422	422	Zircon			235883	East Glastonbury Quarry (Curtis Quarry), East Glastonbury, Glastonbury, Hartford Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb