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 Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 281Ma - 269Ma 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
Lucy_058	281	269	Muscovite			1114	Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK	LeBoutillier et al. (2003)	GSWE10_403

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
Lucy_057	275.9	266.9				1114	Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK	Bray et al. (1983)	EG78_1064
Lucy_066	359	252				1115	Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK	Kissin and De Alton (1989)	CM27_673
Lucy_133	281	269				1114	Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK	Bray and Spooner (1983)	EG78_1064