| Mineral Evolution DatabaseCreated and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.Mineral locality data provided by mindat.org |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| Alexandra-0392 | 29 | 29 | 3460 | Coyote Peak, Coastal Range, Humboldt Co., California, USA | Czamanske et al. (1978) | EPSL40_107 | |||
| podchrome-00346 | 164 | 164 | Cr | 76792 | Horse Mountain Mine (Copper Glance Mine; Humboldt Copper Mine), Horse Mountain, Coastal Range, Humboldt Co., California, USA | Moiser et al. (2012) | USGSSIR2012_5157 |