Ages for Topaz at Lamorna Cove, 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

• 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