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:
Pea Ridge Mine, Washington Co., Missouri, USA

Oldest recorded age at locality: 1480
Youngest recorded age at locality: 1480

mindat Locality ID: 3868
mindat URL: http://www.mindat.org/loc-3868.html

Tectonic Settings:

Total number of sublocalities beneath "Pea Ridge Mine, Washington Co., Missouri, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 38°7'33"N
Longitude: 91°2'51"W
Decimal Degree (lat, lon): 38.125833333333,-91.0475
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 Be C Ca Ce Co Cu F Fe H K Mg Mo Na Ni O P Pb S Sc Si Sn Te Th Ti Y Zn Zr 

Elements from minerals reported directly at this locality: Ag Al As Au Ba Be C Ca Ce Co Cu F Fe H K Mg Mo Na Ni O P Pb S Sc Si Sn Te Th Ti Y Zn Zr 

Structural Groups for minerals in this locality: 
AmphiboleApatiteBaryteBerylCalciteChalcopyriteChloriteClayClinozoisiteCobaltite
CopperCorundumCovelliteEpidoteFeldsparFluoriteGarnetGypsumMeloniteMica
MilleriteMolybdeniteNoneNot in a structural groupPalygorskitePyriteQuartzRocksaltRutileSepiolite
SerpentineSphaleriteSpinelSpurrite-AfwilliteTengeriteTitaniteTopazVesuvianiteZircon

52 IMA Minerals at location:
Actinolite  (*)Afwillite  (*)Albite  (*)Altaite  (*)Anatase  (*)
Andradite  (*)Anhydrite  (*)Antigorite  (*)Baryte  (*)Bazzite  (*)
Bornite  (*)Britholite-(Ce)  (*)Calcite  (*)Cassiterite  (*)Chalcocite  (*)
Chalcopyrite  (*)Chamosite  (*)Cobaltite  (*)Covellite  (*)Dolomite  (*)
Epidote  (*)Fluorapatite  (*)Fluorite  (*)Galena  (*)Gold  (*)
Grunerite  (*)Gypsum  (*)Hematite  (*)Hessite  (*)Magnetite  (*)
Melonite  (*)Millerite  (*)Molybdenite  (*)Muscovite  (*)Orthoclase  (*)
Palygorskite  (*)Pyrite  (*)Quartz  (*)Riebeckite  (*)Rutile  (*)
Sepiolite  (*)Sphalerite  (*)Sylvanite  (*)Tengerite-(Y)  (*)Thorite  (*)
Titanite  (*)Topaz  (*)Tremolite  (*)Vesuvianite  (*)Xenotime-(Y)  (*)
Zircon  (*)Zoisite  (*)
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)21480148003419
Afwillite  (*)Spurrite-AfwilliteCa3[SiO4][SiO2(OH)2]·2H2O14801480041
Albite  (*)FeldsparNa(AlSi3O8)1480148008803
Altaite  (*)RocksaltPbTe148014800489
Anatase  (*)Not in a structural groupTiO21480148002162
Andradite  (*)GarnetCa3Fe3+2(SiO4)31480148001534
Anhydrite  (*)Not in a structural groupCa(SO4)1480148001588
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)4148014800708
Baryte  (*)BaryteBa(SO4)14801480011547
Bazzite  (*)BerylBe3(Sc,Fe3+,Mg)2Si6O18·Na0.32·nH2O14801480051
Bornite  (*)NoneCu5FeS41480148005516
Britholite-(Ce)  (*)Apatite(Ce,Ca)5(SiO4)3(OH)148014800115
Calcite  (*)CalciteCa(CO3)14801480027770
Cassiterite  (*)RutileSnO21480148005171
Chalcocite  (*)NoneCu2S1480148005707
Chalcopyrite  (*)ChalcopyriteCuFeS214801480027198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8148014800577
Cobaltite  (*)CobaltiteCoAsS148014800966
Covellite  (*)CovelliteCuS1480148004165
Dolomite  (*)NoneCaMg(CO3)21480148009895
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1480148008173
Fluorapatite  (*)ApatiteCa5(PO4)3F1480148002740
Fluorite  (*)FluoriteCaF21480148009617
Galena  (*)RocksaltPbS14801480024243
Gold  (*)CopperAu14801480030554
Grunerite  (*)Amphibole   Fe2+2Fe2+5Si8O22(OH)2148014800223
Gypsum  (*)GypsumCa(SO4)·2H2O1480148006890
Hematite  (*)CorundumFe2O314801480014640
Hessite  (*)NoneAg2Te148014800804
Magnetite  (*)SpinelFe2+Fe3+2O414801480014899
Melonite  (*)MeloniteNiTe2148014800207
Millerite  (*)MilleriteNiS1480148001066
Molybdenite  (*)MolybdeniteMoS21480148005800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)214801480017380
Orthoclase  (*)FeldsparK(AlSi3O8)1480148002349
Palygorskite  (*)Palygorskite Clay(Mg,Al)2Si4O10(OH)·4H2O148014800306
Pyrite  (*)PyriteFeS214801480039462
Quartz  (*)QuartzSiO214801480061156
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)2148014800375
Rutile  (*)RutileTiO21480148005614
Sepiolite  (*)Sepiolite ClayMg4Si6O15(OH)2·6H2O148014800241
Sphalerite  (*)SphaleriteZnS14801480021482
Sylvanite  (*)MeloniteAgAuTe4148014800337
Tengerite-(Y)  (*)TengeriteY2(CO3)3·2-3H2O14801480024
Thorite  (*)ZirconTh(SiO4)1480148001006
Titanite  (*)TitaniteCaTi(SiO4)O1480148004899
Topaz  (*)TopazAl2SiO4F21480148001476
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)21480148002562
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)101480148001395
Xenotime-(Y)  (*)ZirconY(PO4)148014800939
Zircon  (*)ZirconZr(SiO4)1480148005251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)1480148001025


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
ree-00676148014801.48 Ga        3868Pea Ridge Mine, Washington Co., Missouri, USAPea RidgeOrris and Grauch (2002) USGSOFR02_189 

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