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:
Rusk Co., Wisconsin, USA

Oldest recorded age at locality: 1950
Youngest recorded age at locality: 1820

mindat Locality ID: 51847
mindat URL: http://www.mindat.org/loc-51847.html

Tectonic Settings:

Total number of sublocalities beneath "Rusk Co., Wisconsin, USA": 7
Total number of bottom-level sublocalities: 5

Number of Child Localities: 2
Child Localities:
Big Falls Dam
Ladysmith-Rhinelander Metavolcanic Complex

Latitude: 45°29'37"N
Longitude: 91°2'30"W
Decimal Degree (lat, lon): 45.493611111111,-91.041666666667
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: Ag Al As Au Ba C Ca Co Cu Fe H Hg In K Mg Mn O P Pb S Sc Si Sr Te Ti Zn Zr 

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

Structural Groups for minerals in this locality: 
AcanthiteAllophaneAluniteAmphiboleAndalusiteAragoniteArsenopyriteBaryteBerylCalcite
ChalcanthiteChalcopyriteClayClinozoisiteCopperCorundumDiasporeDigeniteEpidoteFeldspar
GarnetGypsumHalotrichiteKaoliniteLeucophosphiteMalachiteMarcasiteMicaNickelineNone
Not in a structural groupOlivinePerovskitePhosphosideritePyritePyrophyllitePyroxeneQuartzRocksaltRutile
SerpentineSphaleriteSpinelStrunziteSymplesiteTetrahedriteTitaniteVivianiteZircon

74 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Almandine  (*)Andalusite  (*)Anhydrite  (*)
Ankerite  (*)Anthophyllite  (*)Antigorite  (*)Aragonite  (*)Arsenopyrite  (*)
Augite  (*)Aurichalcite  (*)Azurite  (*)Baryte  (*)Beaverite-(Cu)  (*)
Bornite  (*)Calcite  (*)Chalcanthite  (*)Chalcocite  (*)Chalcopyrite  (*)
Chrysocolla  (*)Cinnabar  (*)Copper  (*)Cordierite  (*)Crandallite  (*)
Cuprite  (*)Digenite  (*)Dolomite  (*)Dzhalindite  (*)Empressite  (*)
Epidote  (*)Ferristrunzite  (*)Forsterite  (*)Gahnite  (*)Galena  (*)
Glaucodot  (*)Goethite  (*)Gold  (*)Gypsum  (*)Halotrichite  (*)
Hematite  (*)Hessite  (*)Hidalgoite  (*)Ilmenite  (*)Kaolinite  (*)
Kemmlitzite  (*)Kolbeckite  (*)Leucophosphite  (*)Magnetite  (*)Malachite  (*)
Marcasite  (*)Metavivianite  (*)Muscovite  (*)Orthoclase  (*)Osarizawaite  (*)
Petzite  (*)Plumbogummite  (*)Pseudomalachite  (*)Pyrite  (*)Pyrophyllite  (*)
Pyrrhotite  (*)Quartz  (*)Rosasite  (*)Rutile  (*)Siderite  (*)
Silver  (*)Spessartine  (*)Sphalerite  (*)Tennantite-(Fe)  (*)Tenorite  (*)
Titanite  (*)Tremolite  (*)Vivianite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1820182012890092793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2182018202289007,2890093419
Almandine  (*)GarnetFe2+3Al2(SiO4)312890072353
Andalusite  (*)AndalusiteAl2SiO5182018202289007,2890091310
Anhydrite  (*)Not in a structural groupCa(SO4)12890071588
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)21820182012890093092
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)2182018202289007,289009718
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)41289007708
Aragonite  (*)AragoniteCa(CO3)1820182012890093250
Arsenopyrite  (*)ArsenopyriteFeAsS1820182012890099052
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O612890072060
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)6182018201289009919
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)21820182012890095509
Baryte  (*)BaryteBa(SO4)18201820128900911547
Beaverite-(Cu)  (*)AlunitePb(Fe3+2Cu)(SO4)2(OH)6182018201289009132
Bornite  (*)NoneCu5FeS41820182012890095516
Calcite  (*)CalciteCa(CO3)182018202289007,28900927770
Chalcanthite  (*)ChalcanthiteCu(SO4)·5H2O182018201289009925
Chalcocite  (*)NoneCu2S1820182012890095707
Chalcopyrite  (*)ChalcopyriteCuFeS2182018202289007,28900927198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O1820182012890093531
Cinnabar  (*)NoneHgS1820182012890092600
Copper  (*)CopperCu1820182012890093846
Cordierite  (*)BerylMg2Al4Si5O18182018202289007,2890091008
Crandallite  (*)AluniteCaAl3(PO4)(PO3OH)(OH)6182018201289009310
Cuprite  (*)Not in a structural groupCu2O1820182012890092970
Digenite  (*)DigeniteCu1.8S1820182012890091027
Dolomite  (*)NoneCaMg(CO3)2182018202289007,2890099895
Dzhalindite  (*)PerovskiteIn(OH)318201820128900916
Empressite  (*)NoneAgTe18201820128900943
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)12890078173
Ferristrunzite  (*)StrunziteFe3+Fe3+2(PO4)2(OH)3·5H2O18201820128900914
Forsterite  (*)OlivineMg2(SiO4)12890071188
Gahnite  (*)SpinelZnAl2O4182018201289009445
Galena  (*)RocksaltPbS18201820128900924243
Glaucodot  (*)Arsenopyrite(Co0.5Fe0.5)AsS182018201289009131
Goethite  (*)DiasporeFeO(OH)1820182012890097437
Gold  (*)CopperAu18201820128900930554
Gypsum  (*)GypsumCa(SO4)·2H2O182018202289007,2890096890
Halotrichite  (*)HalotrichiteFe2+Al2(SO4)4·22H2O182018201289009409
Hematite  (*)CorundumFe2O318201820128900914640
Hessite  (*)NoneAg2Te182018201289009804
Hidalgoite  (*)AlunitePbAl3(SO4)(AsO4)(OH)618201820128900957
Ilmenite  (*)CorundumFe2+Ti4+O312890075433
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)4182018202289007,2890095591
Kemmlitzite  (*)AluniteSrAl3(AsO4)(SO4)(OH)61820182012890097
Kolbeckite  (*)PhosphosideriteSc(PO4)·2H2O18201820128900926
Leucophosphite  (*)LeucophosphiteKFe3+2(PO4)2(OH)·2H2O182018201289009110
Magnetite  (*)SpinelFe2+Fe3+2O4128900714899
Malachite  (*)MalachiteCu2(CO3)(OH)218201820128900912537
Marcasite  (*)MarcasiteFeS21820182012890095674
Metavivianite  (*)SymplesiteFe2+Fe3+2(PO4)2(OH)2·6H2O18201820128900926
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2182018202289007,28900917380
Orthoclase  (*)FeldsparK(AlSi3O8)1820182012890092349
Osarizawaite  (*)AlunitePb(Al2Cu2+)(SO4)2(OH)618201820128900964
Petzite  (*)NoneAg3AuTe2182018201289009409
Plumbogummite  (*)AlunitePbAl3(PO4)(PO3OH)(OH)6182018201289009170
Pseudomalachite  (*)NoneCu5(PO4)2(OH)4182018201289009369
Pyrite  (*)PyriteFeS2182018202289007,28900939462
Pyrophyllite  (*)Clay PyrophylliteAl2Si4O10(OH)2182018201289009771
Pyrrhotite  (*)NickelineFe7S8182018202289007,2890099056
Quartz  (*)QuartzSiO2195018203289004,289007,28900961156
Rosasite  (*)MalachiteCuZn(CO3)(OH)2182018201289009454
Rutile  (*)RutileTiO21820182012890095614
Siderite  (*)CalciteFe(CO3)1820182012890096417
Silver  (*)CopperAg1820182012890095186
Spessartine  (*)GarnetMn2+3Al2(SiO4)31820182012890091214
Sphalerite  (*)SphaleriteZnS182018202289007,28900921482
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S131820182012890091803
Tenorite  (*)NoneCuO1820182012890091101
Titanite  (*)TitaniteCaTi(SiO4)O12890074899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)212890072562
Vivianite  (*)VivianiteFe2+3(PO4)2·8H2O182018201289009636
Zircon  (*)ZirconZr(SiO4)1950182005251


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
USGS-Rb-Sr-04455195018201885±65Rb-Srage of intrusionwhole rock     51843Big Falls Dam, Rusk Co., Wisconsin, USA USGS-Rb-Sr USGS-Rb-Sr 
vms-0108118201820Proterozoic       S4496Flambeau Mine, Ladysmith, Ladysmith-Rhinelander Metavolcanic Complex, Rusk Co., Wisconsin, USAFlambeauMoiser et al. (2009) USGSOFR2009_1034 

SampleSource LocalityReference URL
R050067Flambeau Mine, Ladysmith, Ladysmith-Rhinelander Metavolcanic Complex, Rusk Co., Wisconsin, USAhttps://rruff.info/R050067

All locality data graciously provided by mindat.org

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