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 Topaz at St Buryan, Cornwall, England, UK

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 279Ma - 267Ma 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
Lucy_225	279	267				189652	Lamorna Cove, St Buryan, Cornwall, England, UK	Miller et al (1964)	GJ4_105

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_163	274.6	273				189652	Lamorna Cove, St Buryan, Cornwall, England, UK	Chen et al (1993)	JGSL150_1183
Lucy_164	270.9	268.9	Muscovite			189652	Lamorna Cove, St Buryan, Cornwall, England, UK	Chen et al (1993)	JGSL150_1183
Lucy_165	271.8	270				189652	Lamorna Cove, St Buryan, Cornwall, England, UK	Chen et al (1993)	JGSL150_1183
Lucy_225	279	267				189652	Lamorna Cove, St Buryan, Cornwall, England, UK	Miller et al (1964)	GJ4_105