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. |
None | Not in a structural group | Rocksalt |
Coesite (*) | Gaylussite (*) | Halite (*) | Trona (*) |
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 |
---|---|---|---|---|---|---|---|
Coesite (*) | Not in a structural group | SiO2 | 1400 | 0 | 0 | 77 | |
Gaylussite (*) | None | Na2Ca(CO3)2·5H2O | 1400 | 0 | 0 | 57 | |
Halite (*) | Rocksalt | NaCl | 1400 | 0 | 0 | 1398 | |
Trona (*) | None | Na3(HCO3)(CO3)·2H2O | 1400 | 0 | 0 | 129 |
Age ID | Locality Notes |
---|---|
Jen_0001129 | MAGMATIC STYLE: Blocks associated with meteorite impact structure. ASSOCIATED SILICATE ROCKS: Blocks of granite, syenite, nepheline syenite, porphyry and augitite also occur. |
Jen_0001172 | MAGMATIC STYLE: Blocks associated with meteorite impact structure. Blocks of granite, syenite, nepheline syenite, porphyry and augitite also occur. |
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_0001129 | 1400 | 1200 | 1200-1400 | 56875 | Salt Pan Crater (Tswaing Crater), Pretoria District (Tshwane District), Gauteng, South Africa | Pretoria Saltpan | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 | ||||||||||||
Jen_0001172 | 2.58 | 0 | The structure is certainly post-Karoo and probably Quaternary | Geology and geomorphology. | 56875 | Salt Pan Crater (Tswaing Crater), Pretoria District (Tshwane District), Gauteng, South Africa | Pretoria Saltpan | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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