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. |
Ardennite | Braunite | Lawsonite | None |
Braunite (*) | Lawsonite (*) | Sursassite (*) | Todorokite (*) |
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 |
---|---|---|---|---|---|---|---|
Braunite (*) | Braunite | Mn2+Mn3+6O8(SiO4) | 1 | 161282 | 483 | ||
Lawsonite (*) | Lawsonite | CaAl2(Si2O7)(OH)2·H2O | 1 | 161282 | 121 | ||
Sursassite (*) | Ardennite | Mn2+2Al3(SiO4)(Si2O7)(OH)3 | 1 | 161282 | 24 | ||
Todorokite (*) | None | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O | 1 | 161282 | 433 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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