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. |
Beryl | Clay | Feldspar | Mica | None | Pyroxene | Quartz | Tourmaline |
Beryl (*) | Microcline (*) | Muscovite (*) | Quartz (*) | Schorl (*) |
Spodumene (*) |
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 |
---|---|---|---|---|---|---|---|
Beryl (*) | Beryl | Be3Al2Si6O18 | 1702 | 1702 | 0 | 4286 | |
Microcline (*) | Feldspar | K(AlSi3O8) | 1702 | 1702 | 0 | 4924 | |
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1702 | 1702 | 0 | 17380 | |
Quartz (*) | Quartz | SiO2 | 1702 | 1702 | 0 | 61156 | |
Schorl (*) | Tourmaline | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) | 1702 | 1702 | 0 | 2705 | |
Spodumene (*) | Pyroxene | LiAlSi2O6 | 1702 | 1702 | 0 | 688 |
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 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Be-00046 | 1702 | 1702 | 1702 | high | Yes | Faheyite | Be | 45259 | Roosevelt Group (Rough Rider), Custer, Custer District, Custer Co., South Dakota, USA | Dahl and Foland (2008) | 10.2138/am.2008.2633 | AM93_1215 | |||||||||
Be-00023 | 1702 | 1702 | 1702 | high | Yes | Ehrleite, Fransoletite, Greifensteinite, Pahasapaite, Parafransoletite, Roscherite, Tiptopite | Be | 4122 | Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA | Dahl and Foland (2008) | 10.2138/am.2008.2633 | AM93_1215 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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