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 Michałkowa Pegmatites, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, Poland

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 374Ma - 366Ma 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
Alexandra-0156	374	366	Muscovite	Fluorapatite, Lazulite, Maneckiite		27557	Michałkowa Pegmatites, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, Poland	Breemen et al. (1988)	ASGP58_3

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
Alexandra-0156	374	366	Muscovite	Fluorapatite, Lazulite, Maneckiite		27557	Michałkowa Pegmatites, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, Poland	Breemen et al. (1988)	ASGP58_3

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
Alexandra-0157	383	370	Zircon	Fluorapatite, Lazulite, Maneckiite		27557	Michałkowa Pegmatites, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, Poland	Timmermann et al. (2000)	JGS157_265
Alexandra-0158	378.9	376.3		Fluorapatite, Lazulite, Maneckiite		27557	Michałkowa Pegmatites, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, Poland	Pieczka et al. (2017)	MM81_723
Alexandra-0159	383.1	378.3	Uraninite	Fluorapatite, Lazulite, Maneckiite		27557	Michałkowa Pegmatites, Gmina Świdnica, Świdnica Co., Lower Silesian Voivodeship, Poland	Pieczka et al. (2017)	MM81_723