Mineral Evolution Database Created 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 |
---|---|---|---|---|---|---|---|---|---|
ree-00656 | 323 | 323 | 219396 | Elk Creek Carbonatite, Elk Creek, Johnson Co., Nebraska, USA | Orris and Grauch (2002) | USGSOFR02_189 |
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 |
---|---|---|---|---|---|---|---|---|---|
ree-00656 | 323 | 323 | 219396 | Elk Creek Carbonatite, Elk Creek, Johnson Co., Nebraska, USA | Orris and Grauch (2002) | USGSOFR02_189 |