Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Tábua, Coimbra, Portugal


mindat Locality ID: 54725
mindat URL: http://www.mindat.org/loc-54725.html

Tectonic Settings:

Total number of sublocalities beneath "Tábua, Coimbra, Portugal": 6
Total number of bottom-level sublocalities: 4

Number of Child Localities: 2
Child Localities:
Ázere
Tábua

Latitude: 40°21'46"N
Longitude: 8°3'20"W
Decimal Degree (lat, lon): 40.362777777778,-8.0555555555556

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe 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.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al As Ba Ca Cu Fe H K Mg Mn O P S Si Ti U W Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
ArsenopyriteAutuniteClayColumbiteFluoriteMicaNickelineNoneNot in a structural groupPhosphuranylite
PyriteQuartzSphaleriteZircon

19 IMA Minerals at location:
Anatase  (*)Arsenopyrite  (*)Autunite  (*)Ferberite  (*)Hübnerite  (*)
Metasaléeite  (*)Muscovite  (*)Phosphuranylite  (*)Pyrite  (*)Pyrrhotite  (*)
Quartz  (*)Sabugalite  (*)Saléeite  (*)Sphalerite  (*)Torbernite  (*)
Uraninite  (*)Uranocircite-II  (*)Xenotime-(Y)  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Anatase  (*)Not in a structural groupTiO21989802162
Arsenopyrite  (*)ArsenopyriteFeAsS1989809052
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O398979,98980,989821272
Ferberite  (*)ColumbiteFe2+(WO4)198980551
Hübnerite  (*)ColumbiteMn2+(WO4)198980469
Metasaléeite  (*)NoneMg(UO2)2(PO4)2·8H2O19898011
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)219898017380
Phosphuranylite  (*)PhosphuranyliteKCa(H3O)3(UO2)7(PO4)4O4·8H2O198978182
Pyrite  (*)PyriteFeS219898039462
Pyrrhotite  (*)NickelineFe7S81989809056
Quartz  (*)QuartzSiO2398978,98980,9898261156
Sabugalite  (*)NoneHAl(UO2)4(PO4)4·16H2O398978,98979,9898087
Saléeite  (*)NoneMg(UO2)2(PO4)2(H2O)1019898095
Sphalerite  (*)SphaleriteZnS19898021482
Torbernite  (*)NoneCu(UO2)2(PO4)2·12H2O498978,98979,98980,989821059
Uraninite  (*)FluoriteUO21989802718
Uranocircite-II  (*)NoneBa(UO2)2(PO4)2·10H2O19897889
Xenotime-(Y)  (*)ZirconY(PO4)198980939
Zircon  (*)ZirconZr(SiO4)1989805251



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

All age data...

Other copyright data...