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:
Åskagen Quarry (Torskebäcken), Persberg Ore District, Filipstad, Värmland County, Sweden

Oldest recorded age at locality: 1890
Youngest recorded age at locality: 1850

mindat Locality ID: 10006
mindat URL: http://www.mindat.org/loc-10006.html

Tectonic Settings:

Total number of sublocalities beneath "Åskagen Quarry (Torskebäcken), Persberg Ore District, Filipstad, Värmland County, Sweden": 0
Total number of bottom-level sublocalities: 0

Latitude: 59°42'35"N
Longitude: 14°21'19"E
Decimal Degree (lat, lon): 59.709722222222,14.355277777778

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 Be Bi C Ca Ce Cu F Fe H K Mn Mo Nb Nd O Pb S Si Te Th Ti U Y 

Elements from minerals reported directly at this locality: Al Be Bi C Ca Ce Cu F Fe H K Mn Mo Nb Nd O Pb S Si Te Th Ti U Y 

Structural Groups for minerals in this locality: 
AllaniteAllophaneArsenicBrookiteCarminiteChalcopyriteClayColumbiteEpidoteFeldspar
GadoliniteKaoliniteMicaMolybdeniteNoneQuartzRocksaltScheeliteStibniteTengerite
ThortveititeTopazZircon

28 IMA Minerals at location:
Allanite-(Ce)  (*)Allanite-(Nd)  (*)Allanite-(Y)  (*)Allophane  (*)Altaite  (*)
Åskagenite-(Nd)  (*)Bismuth  (*)Bismuthinite  (*)Brookite  (*)Chalcopyrite  (*)
Fergusonite-(Y)  (*)Gadolinite-(Y)  (*)Galena  (*)Iimoriite-(Y)  (*)Kaolinite  (*)
Keiviite-(Y)  (*)Kimuraite-(Y)  (*)Microcline  (*)Molybdenite  (*)Muscovite  (*)
Orthoclase  (*)Pilawite-(Y)  (*)Quartz  (*)Tengerite-(Y)  (*)Thalénite-(Y)  (*)
Thorite  (*)Topaz  (*)Yttrocrasite-(Y)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)189018500706
Allanite-(Nd)  (*)Allanite EpidoteCaNd(Al2Fe2+)[Si2O7][SiO4]O(OH)1890185005
Allanite-(Y)  (*)Allanite EpidoteCaY(Al2Fe2+)[Si2O7][SiO4]O(OH)18901850028
Allophane  (*)AllophaneAl2O3(SiO2)1.3-2.0·2.5-3.0H2O189018500470
Altaite  (*)RocksaltPbTe189018500489
Åskagenite-(Nd)  (*)EpidoteMn2+Nd(Al2Fe3+)[Si2O7][SiO4]O21890185001
Bismuth  (*)ArsenicBi1890185001966
Bismuthinite  (*)StibniteBi2S31890185001935
Brookite  (*)BrookiteTiO2189018500700
Chalcopyrite  (*)ChalcopyriteCuFeS218901850027198
Fergusonite-(Y)  (*)ScheeliteYNbO4189018500196
Gadolinite-(Y)  (*)GadoliniteY2Fe2+Be2O2(SiO4)2189018500163
Galena  (*)RocksaltPbS18901850024243
Iimoriite-(Y)  (*)NoneY2(SiO4)(CO3)1890185008
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41890185005591
Keiviite-(Y)  (*)ThortveititeY2Si2O718901850013
Kimuraite-(Y)  (*)TengeriteCaY2(CO3)4·6H2O18901850010
Microcline  (*)FeldsparK(AlSi3O8)1890185004924
Molybdenite  (*)MolybdeniteMoS21890185005800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)218901850017380
Orthoclase  (*)FeldsparK(AlSi3O8)1890185002349
Pilawite-(Y)  (*)CarminiteCa2Y2Al4(SiO4)4O2(OH)21890185002
Quartz  (*)QuartzSiO218901850061156
Tengerite-(Y)  (*)TengeriteY2(CO3)3·2-3H2O18901850024
Thalénite-(Y)  (*)NoneY3Si3O10F18901850026
Thorite  (*)ZirconTh(SiO4)1890185001006
Topaz  (*)TopazAl2SiO4F21890185001476
Yttrocrasite-(Y)  (*)Columbite(Y,Th,Ca,U)(Ti,Fe)2(O,OH)61890185008



1 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Kristen00240118901850  Fe, Mn, S ore formation   Yes Fe, Mn, S220866Persberg Ore District, Filipstad, Värmland County, SwedenBergslagenSundblad et al. (1993)10.1016/0301-9268(93)90085-GPR64_319 


SampleSource LocalityReference URL


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