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 Chalcocite at St Austell, Cornwall, England, UK

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 311Ma - 273Ma 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_027a	311	285				222082	St Austell, Cornwall, England, UK	Darbyshire et al. (1985)	JGSL142_1159
Lucy_029	297	273				222082	St Austell, Cornwall, England, UK	Hawkes et al. (1978)	US4_52

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_027a	311	285				222082	St Austell, Cornwall, England, UK	Darbyshire et al. (1985)	JGSL142_1159
Lucy_027b	289	281				222082	St Austell, Cornwall, England, UK	Darbyshire et al. (1985)	JGSL142_1159
Lucy_027c	294	282				222082	St Austell, Cornwall, England, UK	Darbyshire et al. (1985)	JGSL142_1159
Lucy_027d	296	284				222082	St Austell, Cornwall, England, UK	Darbyshire et al. (1985)	JGSL142_1159
Lucy_028	301	275				222082	St Austell, Cornwall, England, UK	Hawkes et al. (1978	US4_52
Lucy_029	297	273				222082	St Austell, Cornwall, England, UK	Hawkes et al. (1978)	US4_52
Lucy_116	313	289				222082	St Austell, Cornwall, England, UK	Bray and Spooner (1983)	EG78_1064
Lucy_117	289	277				222082	St Austell, Cornwall, England, UK	Bray and Spooner (1983)	EG78_1064
Lucy_150	301	275				222082	St Austell, Cornwall, England, UK	Hawkes (1974)	JGS64_384
Lucy_174	281.4	278.3				222082	St Austell, Cornwall, England, UK	Chen et al (1993)	JGSL150_1183