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. |
Allophane | Arsenopyrite | Calcite | Clinozoisite | Cobaltite | Copper | Corundum | Epidote | Gadolinite | Löllingite |
Malachite | None | Not in a structural group | Perovskite | Prehnite | Quartz | Skutterudite |
Arsenopyrite (*) | Calcite (*) | Chrysocolla (*) | Cobaltite (*) | Copper (*) |
Cuprite (*) | Datolite (*) | Epidote (*) | Hematite (*) | Malachite (*) |
Prehnite (*) | Quartz (*) | Safflorite (*) | Silver (*) | Skutterudite (*) |
Tenorite (*) |
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 |
---|---|---|---|---|---|---|---|
Arsenopyrite (*) | Arsenopyrite | FeAsS | 1080 | 1014 | 0 | 9052 | |
Calcite (*) | Calcite | Ca(CO3) | 1080 | 1014 | 0 | 27770 | |
Chrysocolla (*) | Allophane | (Cu2-xAlx)H2-xSi2O5(OH)4·nH2O | 1080 | 1014 | 0 | 3531 | |
Cobaltite (*) | Cobaltite | CoAsS | 1080 | 1014 | 0 | 966 | |
Copper (*) | Copper | Cu | 1080 | 1014 | 0 | 3846 | |
Cuprite (*) | Not in a structural group | Cu2O | 1080 | 1014 | 0 | 2970 | |
Datolite (*) | Gadolinite | CaB(SiO4)(OH) | 1080 | 1014 | 0 | 498 | |
Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 1080 | 1014 | 0 | 8173 | |
Hematite (*) | Corundum | Fe2O3 | 1080 | 1014 | 0 | 14640 | |
Malachite (*) | Malachite | Cu2(CO3)(OH)2 | 1080 | 1014 | 0 | 12537 | |
Prehnite (*) | Prehnite | Ca2Al(Si3Al)O10(OH)2 | 1080 | 1014 | 0 | 1898 | |
Quartz (*) | Quartz | SiO2 | 1080 | 1014 | 0 | 61156 | |
Safflorite (*) | Löllingite | CoAs2 | 1080 | 1014 | 0 | 317 | |
Silver (*) | Copper | Ag | 1080 | 1014 | 0 | 5186 | |
Skutterudite (*) | Skutterudite Perovskite | CoAs3 | 1080 | 1014 | 0 | 531 | |
Tenorite (*) | None | CuO | 1080 | 1014 | 0 | 1101 |
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 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Kristen002199 | 1080 | 1014 | 1047±33 | Rb-Sr | Yes | 11425 | Keweenaw Peninsula, Michigan, USA | Keweenaw Peninsula | Bornhorst et al. (1988) | 10.2113/gsecongeo.83.3.619 | EG83_619 | ||||||||||
Kristen002200 | 1080 | 1040 | 1060±20 | Yes | 11425 | Keweenaw Peninsula, Michigan, USA | Keweenaw Peninsula | Bornhorst et al. (1988) | 10.2113/gsecongeo.83.3.619 | EG83_619 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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