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:
Strážek (Straschkau), Žďár Nad Sázavou District, Vysočina Region, Czech Republic


mindat Locality ID: 185984
mindat URL: http://www.mindat.org/loc-185984.html

Tectonic Settings:

Total number of sublocalities beneath "Strážek (Straschkau), Žďár Nad Sázavou District, Vysočina Region, Czech Republic": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Lithium Pegmatite
Strážek Calc-Silicate Locality
Strážek Garnet Pegmatite

Latitude: 49°26'16"N
Longitude: 16°11'9"E
Decimal Degree (lat, lon): 49.437777777778,16.185833333333

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 B C Ca Cl Fe H K Mg Na O Si Sn Ti Zr 

Elements from minerals reported directly at this locality: Al H Mg O Si Zr 

Structural Groups for minerals in this locality: 
AmphiboleCalciteClayFeldsparMicaNoneQuartzRutileScapoliteSepiolite
SpinelTitaniteTourmalineZircon

12 IMA Minerals at location:
Actinolite  (*)Albite  (*)Calcite  (*)Cassiterite  (*)Marialite  (*)
Muscovite  (*)Quartz  (*)Schorl  (*)Sepiolite  (*)Spinel  (*)
Titanite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)21481013419
Albite  (*)FeldsparNa(AlSi3O8)1481028803
Calcite  (*)CalciteCa(CO3)14810127770
Cassiterite  (*)RutileSnO21481005171
Marialite  (*)ScapoliteNa4Al3Si9O24Cl148101139
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)214810217380
Quartz  (*)QuartzSiO2248100,4810261156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)248100,481022705
Sepiolite  (*)Sepiolite ClayMg4Si6O15(OH)2·6H2O0241
Spinel  (*)SpinelMgAl2O401934
Titanite  (*)TitaniteCaTi(SiO4)O1481014899
Zircon  (*)ZirconZr(SiO4)05251



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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