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The RRUFF Project has been migrated to RRUFF.net. Please update your bookmarks immediately, if you have not done so.
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| A | This mineral is Anthropogenic. |
| G | This mineral is directly dated. |
| B | This mineral is reported as having this age. |
| Y | This mineral is using an age reported as an element mineralization period. |
| O | This mineral is using an age calculated from all data at the locality. |
| R | The age displayed for this mineral originates from a different, non-child locality. |
| P | The age displayed for this mineral is the range of ages for this mineral at all of this locality's children. |
| This mineral's age has not yet been recorded. |
| Copper | None |
| Gold (*) |
| Mineral name | Structural Groups | IMA Formula | Max Age (Ma) | Min Age (Ma) | # of Sublocalities containing mineral | LOCALITY IDs, not mindat ids | # of localities containing mineral |
|---|---|---|---|---|---|---|---|
| Gold (*) | Copper | Au | 4.3 | 2 | 0 | 30554 |
| Age ID | Locality Notes |
|---|---|
| Michelle_0076 | Liparite, very near Tolfa (192390) |
| Michelle_0077 | Quartz latite |
| Michelle_0078 | Quartz latite |
| Michelle_0079 | Liparite |
| Michelle_0080 | Quartz latite |
| Michelle_0081 | Liparite |
| Michelle_0082 | Monzonitic porphyry |
| Michelle_0083 | Liparite quartz latite |
| Excel ID | Max Age (Ma) | Min Age (Ma) | Age as listed in reference | Dating Method | Age Interpret | Prioritized? | Sample Source | Sample Num | Run Num | Age from other Locality | Dated Mineral | Minerals explicitely stated as having this age | Age applies to these Elements | MinDat Locality ID | Dated Locality (Max Age) | Location as listed in reference | Reference | Reference DOI | Reference ID | Age Notes | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Michelle_0076 | 4.3 | 4.1 | 4.2±0.1 | K-Ar | Age of liparite | feldspar | K13 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | Rocca di Tolfa | Fornaseri (1985) | RDSIMF40_73 | Age of liparite | ||||||||
| Michelle_0077 | 3.4 | 2.6 | 3.0±0.4 | K-Ar | Age of quartz latite | biotite | K2 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | Sso della Strega | Fornaseri (1985) | RDSIMF40_73 | Age of quartz latite | ||||||||
| Michelle_0078 | 3.1 | 2.7 | 2.9±0.2 | K-Ar | Age of quartz latite | feldspar | K2 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | Sso della Strega | Fornaseri (1985) | RDSIMF40_73 | Age of quartz latite | ||||||||
| Michelle_0079 | 3.8 | 3.6 | 3.7±0.1 | K-Ar | Age of liparite | feldspar | K12 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | Fso d. Melledra | Fornaseri (1985) | RDSIMF40_73 | Age of liparite | ||||||||
| Michelle_0080 | 2.6 | 2.2 | 2.4±0.2 | K-Ar | Age of quartz latite | feldspar | K5 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | La Tolfaccia | Fornaseri (1985) | RDSIMF40_73 | Age of quartz latite | ||||||||
| Michelle_0081 | 2.2 | 2 | 2.1±0.1 | K-Ar | Age of liparite | feldspar | K3 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | La Montagnola | Fornaseri (1985) | RDSIMF40_73 | Age of liparite | ||||||||
| Michelle_0082 | 3.6 | 3.4 | 3.5±0.1 | K-Ar | Age of monzonitic porphyry | feldspar | K15 | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | Pgio della Stella | Fornaseri (1985) | RDSIMF40_73 | Age of monzonitic porphyry | ||||||||
| Michelle_0083 | 3.4 | 3.2 | 3.3±0.1 | K-Ar | Age of Liparite quartz latite | sanidine | K14 | Sanidine | 93202 | Cuba Placer Mine, China Flat, Downieville District, Sierra Co., California, USA | Mt Riccio | Fornaseri (1985) | RDSIMF40_73 | Age of liparite quartz latite |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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