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:
Jirna, Stříbro, Tachov District, Plzeň Region, Czech Republic

Oldest recorded age at locality: 237
Youngest recorded age at locality: 170

mindat Locality ID: 232028
mindat URL: http://www.mindat.org/loc-232028.html

Tectonic Settings:

Total number of sublocalities beneath "Jirna, Stříbro, Tachov District, Plzeň Region, Czech Republic": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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: Ba C Ca Cu Fe Mg O Pb S Si Zn 

Elements from minerals reported directly at this locality: Ba C Ca Cu Fe Mg O Pb S Si Zn 

Structural Groups for minerals in this locality: 
BaryteCalciteChalcopyriteNonePyriteQuartzRocksaltSphalerite

9 IMA Minerals at location:
Ankerite  (*)Baryte  (*)Calcite  (*)Chalcopyrite  (*)Dolomite  (*)
Galena  (*)Pyrite  (*)Quartz  (*)Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)223717003092
Baryte  (*)BaryteBa(SO4)237170011547
Calcite  (*)CalciteCa(CO3)237170027770
Chalcopyrite  (*)ChalcopyriteCuFeS2237170027198
Dolomite  (*)NoneCaMg(CO3)223717009895
Galena  (*)RocksaltPbS237170024243
Pyrite  (*)PyriteFeS2237170039462
Quartz  (*)QuartzSiO2237170061156
Sphalerite  (*)SphaleriteZnS237170021482



2 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
Ni-00001216170193U-Th-Pb    Yes Ni18389Stříbro, Tachov District, Plzeň Region, Czech RepublicStříbro-HarrachovBielicki and Tischendorf (1991)10.1007/BF00321987CMP106_440 
Ni-00002237211224U-Pb    Yes Ni18389Stříbro, Tachov District, Plzeň Region, Czech RepublicStříbro-HarrachovBielicki and Tischendorf (1991)10.1007/BF00321987CMP106_440 


SampleSource LocalityReference URL


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