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. |
Amphibole | Andalusite | Clay | Mica | None | Quartz | Staurolite | Tourmaline |
Andalusite (*) | Muscovite (*) | Quartz (*) | Schorl (*) | Staurolite (*) |
Tremolite (*) |
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 |
---|---|---|---|---|---|---|---|
Andalusite (*) | Andalusite | Al2SiO5 | 1 | 56130 | 1310 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 56130 | 17380 | ||
Quartz (*) | Quartz | SiO2 | 1 | 56130 | 61156 | ||
Schorl (*) | Tourmaline | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) | 1 | 56130 | 2705 | ||
Staurolite (*) | Staurolite | Fe2+2Al9Si4O23(OH) | 1 | 56130 | 978 | ||
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 56130 | 2562 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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