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 Kaolinite at Lower Bostraze China Clay Pit, Tregeseal Valley, St Just, Cornwall, England, UK

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 283Ma - 257Ma 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_062	283	275				34473	Lower Bostraze China Clay Pit, Tregeseal Valley, St Just, Cornwall, England, UK	Bray et al. (1983)	EG78_1064
Lucy_063	267	257				34473	Lower Bostraze China Clay Pit, Tregeseal Valley, St Just, Cornwall, England, UK	Bray et al. (1983)	EG78_1064
Lucy_136	267	257				34473	Lower Bostraze China Clay Pit, Tregeseal Valley, St Just, Cornwall, England, UK	Bray and Spooner (1983)	EG78_1064
Lucy_137	283	275				34473	Lower Bostraze China Clay Pit, Tregeseal Valley, St Just, Cornwall, England, UK	Bray and Spooner (1983)	EG78_1064

Locality age (remote)

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_081	270	100				1265	St Just, Cornwall, England, UK	Hawkes et al. (1978	US4_51