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. |
Calcite | None | Olivine | Pyroxene | Spinel |
Augite (*) | Calcite (*) | Chromite (*) | Forsterite (*) | Hercynite (*) |
Magnetite (*) | Spinel (*) |
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 |
---|---|---|---|---|---|---|---|
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 2.2 | 2.03 | 0 | 2060 | |
Calcite (*) | Calcite | Ca(CO3) | 2.2 | 2.03 | 0 | 27770 | |
Chromite (*) | Spinel | Fe2+Cr2O4 | 2.2 | 2.03 | 0 | 3902 | |
Forsterite (*) | Olivine | Mg2(SiO4) | 2.2 | 2.03 | 0 | 1188 | |
Hercynite (*) | Spinel | Fe2+Al2O4 | 2.2 | 2.03 | 0 | 407 | |
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 2.2 | 2.03 | 0 | 14899 | |
Spinel (*) | Spinel | MgAl2O4 | 2.2 | 2.03 | 0 | 1934 |
Age ID | Locality Notes |
---|---|
Jen_0000427 | carbonatite complex |
Jen_0000429 | carbonatite complex |
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 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jen_0000427 | 2.15 | 2.03 | 2.09±0.06 | K-Ar | 69264 | Monduli Volcano, Kilimanjaro Region, Tanzania | Monduli Volcano | Ernst and Bell (2010) | 10.1007/s00710-009-0074-1 | MP98_55 | |||||||||||
Jen_0000429 | 2.2 | 2.1 | 2.15±0.05 | K-Ar | 69264 | Monduli Volcano, Kilimanjaro Region, Tanzania | Monduli Volcano | Ernst and Bell (2010) | 10.1007/s00710-009-0074-1 | MP98_55 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
All age data...
Other copyright data...