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:
Schmalgraf Mine, Kelmis (La Calamine), Plombières-Vieille Montagne-Moresnet (Plombières-Altenberg-Moresnet) Mining District, Verviers, Liège, Wallonia, Belgium

Oldest recorded age at locality: 419
Youngest recorded age at locality: 145

mindat Locality ID: 122727
mindat URL: http://www.mindat.org/loc-122727.html

Tectonic Settings:

Total number of sublocalities beneath "Schmalgraf Mine, Kelmis (La Calamine), Plombières-Vieille Montagne-Moresnet (Plombières-Altenberg-Moresnet) Mining District, Verviers, Liège, Wallonia, Belgium": 0
Total number of bottom-level sublocalities: 0

Latitude: 50°41'50"N
Longitude: 5°59'12"E
Decimal Degree (lat, lon): 50.697222222222,5.9866666666667

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: C Ca Fe H Mg O Pb S Si Zn 

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

Structural Groups for minerals in this locality: 
CalciteGypsumMarcasiteNonePhenakitePyriteQuartzRocksaltSphalerite

10 IMA Minerals at location:
Calcite  (*)Dolomite  (*)Galena  (*)Gypsum  (*)Marcasite  (*)
Pyrite  (*)Quartz  (*)Smithsonite  (*)Sphalerite  (*)Willemite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)419299027770
Dolomite  (*)NoneCaMg(CO3)241929909895
Galena  (*)RocksaltPbS419299024243
Gypsum  (*)GypsumCa(SO4)·2H2O41929906890
Marcasite  (*)MarcasiteFeS241929905674
Pyrite  (*)PyriteFeS2419299039462
Quartz  (*)QuartzSiO2419299061156
Smithsonite  (*)CalciteZn(CO3)41929902473
Sphalerite  (*)SphaleriteZnS419299021482
Willemite  (*)PhenakiteZn2SiO44192990303



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
sedznpb-00052201145Jurassic ?     Yes  301Verviers, Liège, Wallonia, BelgiumVerviersSinger et al. (2009) USGSOFR2009-1252 
sedexmvt-00036419299Devonian-Carboniferous host rock age      122727Schmalgraf Mine, Kelmis (La Calamine), Plombières-Vieille Montagne-Moresnet (Plombières-Altenberg-Moresnet) Mining District, Verviers, Liège, Wallonia, BelgiumSchmalgrafTaylor et al. (2009) USGSOFR2009_1297 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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