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:
York Co., Maine, USA

Oldest recorded age at locality: 334
Youngest recorded age at locality: 116

mindat Locality ID: 22859
mindat URL: http://www.mindat.org/loc-22859.html

Tectonic Settings:

Total number of sublocalities beneath "York Co., Maine, USA": 79
Total number of bottom-level sublocalities: 67

Number of Child Localities: 30
Child Localities:
Acton
Alfred
Arundel
Berwick
Biddeford
Buxton
Cashes Ledge
Cornish
Dayton
Eliot
Hollis
Kennebunk
Kennebunkport
Kittery
Lebanon
Limerick
Limington
Lyman
Newfield
North Berwick
Ogunquit
Old Orchard Beach
Parsonsfield
Saco
Sanford
Shapleigh
South Berwick
Waterboro
Wells
York

Latitude: 43°26'55"N
Longitude: 70°35'57"W
Decimal Degree (lat, lon): 43.448611111111,-70.599166666667
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 B Be C Ca Cd Ce Cl Cu F Fe H K Mg Mn Mo Na Ni O P Pb S Si Sn Ti W Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllaniteAmphiboleAnalcimeAndalusiteApatiteArsenopyriteAstrophylliteBaryteBerylCalcite
Cancrinite-sodaliteChalcopyriteChloriteClayClinozoisiteCopperCorundumDiasporeEpidoteFeldspar
FluoriteGarnetKaoliniteMicaMolybdeniteNickelineNoneNot in a structural groupOlivinePentlandite
PyritePyroxeneQuartzRocksaltRutileSapphirineScapoliteScheeliteSerpentineSodalite
SphaleriteSpinelTitaniteTourmalineTridymiteVesuvianiteWurtziteZircon

64 IMA Minerals at location:
Actinolite  (*)Aegirine  (*)Aegirine-augite  (*)Aenigmatite  (*)Albite  (*)
Allanite-(Ce)  (*)Analcime  (*)Andalusite  (*)Anglesite  (*)Annite  (*)
Anorthite  (*)Antigorite  (*)Arfvedsonite  (*)Arsenopyrite  (*)Astrophyllite  (*)
Augite  (*)Beryl  (*)Bornite  (*)Calcite  (*)Cassiterite  (*)
Chalcopyrite  (*)Clinochlore  (*)Clinozoisite  (*)Cordierite  (*)Diopside  (*)
Enstatite  (*)Epidote  (*)Fayalite  (*)Ferro-hornblende  (*)Fluorapatite  (*)
Fluorite  (*)Forsterite  (*)Galena  (*)Goethite  (*)Greenockite  (*)
Grossular  (*)Hercynite  (*)Kaersutite  (*)Kaolinite  (*)Magnetite  (*)
Meionite  (*)Microcline  (*)Molybdenite  (*)Muscovite  (*)Nepheline  (*)
Orthoclase  (*)Pentlandite  (*)Powellite  (*)Pyrite  (*)Pyrophanite  (*)
Pyrrhotite  (*)Quartz  (*)Riebeckite  (*)Rutile  (*)Scheelite  (*)
Schorl  (*)Sillimanite  (*)Silver  (*)Sodalite  (*)Sphalerite  (*)
Titanite  (*)Vesuvianite  (*)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)233431012182773419
Aegirine  (*)PyroxeneNaFe3+Si2O6228219.213218228,218288,2182891022
Aegirine-augite  (*)Pyroxene(Ca,Na)(Fe3+,Mg,Fe2+)Si2O6228219.215218260,218271,218279,218288,218289286
Aenigmatite  (*)SapphirineNa4[Fe2+10Ti2]O4[Si12O36]225.21219.212218228,218288133
Albite  (*)FeldsparNa(AlSi3O8)3341167218230,218231,218260,218277,218279,218286,2182888803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)3343101218277706
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O2218240,2182411627
Andalusite  (*)AndalusiteAl2SiO53218212,218214,2182631310
Anglesite  (*)BarytePb(SO4)12182142734
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)2225.21219.211218288356
Anorthite  (*)FeldsparCa(Al2Si2O8)2281165218240,218241,218286,218287,2182891036
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)41161161218286708
Arfvedsonite  (*)AmphiboleNaNa2(Fe2+4Fe3+)Si8O22(OH)2255219.213218283,218288,218289295
Arsenopyrite  (*)ArsenopyriteFeAsS1251256218212,218214,218218,218244,218251,2182529052
Astrophyllite  (*)AstrophylliteK2NaFe2+7Ti2(Si4O12)2O2(OH)4F1218228161
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O61161162218240,2182862060
Beryl  (*)BerylBe3Al2Si6O1812182694286
Bornite  (*)NoneCu5FeS412182145516
Calcite  (*)CalciteCa(CO3)33411613218230,218231,218232,218256,218257,218258,218261,218270,218272,218275,218276,218277,21828627770
Cassiterite  (*)RutileSnO2225.21219.2112182885171
Chalcopyrite  (*)ChalcopyriteCuFeS21251253218214,218244,21825127198
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)811611612182861756
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)3343104218231,218257,218276,2182771025
Cordierite  (*)BerylMg2Al4Si5O1811611612182861008
Diopside  (*)PyroxeneCaMgSi2O63341167218230,218231,218232,218275,218276,218277,2182864135
Enstatite  (*)PyroxeneMg2Si2O61161161218286944
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1161162218230,2182868173
Fayalite  (*)OlivineFe2+2(SiO4)255219.215218260,218279,218283,218288,218289371
Ferro-hornblende  (*)Amphibole   Ca2(Fe2+4Al)(Si7Al)O22(OH)22282282218228,218289271
Fluorapatite  (*)ApatiteCa5(PO4)3F225.211162218286,2182882740
Fluorite  (*)FluoriteCaF2334219.215218275,218276,218277,218283,2182889617
Forsterite  (*)OlivineMg2(SiO4)11611612182861188
Galena  (*)RocksaltPbS12512519218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218244,218245,218246,218251,218253,218267,218268,21827124243
Goethite  (*)DiasporeFeO(OH)3218212,218214,2182187437
Greenockite  (*)WurtziteCdS3343102218275,218277717
Grossular  (*)GarnetCa3Al2(SiO4)33343107218230,218231,218232,218270,218275,218276,2182771544
Hercynite  (*)SpinelFe2+Al2O42282281218289407
Kaersutite  (*)AmphiboleNaCa2(Mg3AlTi4+)(Si6Al2)O22O22218240,218241179
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)412182685591
Magnetite  (*)SpinelFe2+Fe3+2O42551165218261,218280,218283,218286,21828814899
Meionite  (*)ScapoliteCa4Al6Si6O24(CO3)3343106218230,218231,218270,218275,218276,218277176
Microcline  (*)FeldsparK(AlSi3O8)255219.219218230,218239,218254,218260,218261,218269,218279,218283,2182884924
Molybdenite  (*)MolybdeniteMoS23343104218251,218260,218275,2182775800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)212511620218213,218215,218216,218217,218219,218220,218221,218222,218230,218239,218244,218245,218246,218253,218254,218261,218267,218269,218271,21828617380
Nepheline  (*)TridymiteNa3K(Al4Si4O16)2218271,218280884
Orthoclase  (*)FeldsparK(AlSi3O8)225.211163218271,218286,2182882349
Pentlandite  (*)Pentlandite(Ni,Fe)9S812182511512
Powellite  (*)ScheeliteCa(MoO4)3343102218251,218277494
Pyrite  (*)PyriteFeS233412519218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218244,218245,218246,218251,218252,218253,218267,21827739462
Pyrophanite  (*)CorundumMn2+TiO31218260244
Pyrrhotite  (*)NickelineFe7S81251166218212,218214,218218,218244,218251,2182869056
Quartz  (*)QuartzSiO233411635218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218230,218231,218232,218239,218244,218245,218246,218251,218253,218254,218256,218257,218258,218261,218267,218268,218269,218270,218271,218272,218275,218277,218286,21828861156
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)2228219.214218228,218279,218288,218289375
Rutile  (*)RutileTiO2225.211162218286,2182885614
Scheelite  (*)ScheeliteCa(WO4)3343108218230,218231,218232,218253,218257,218261,218275,2182774894
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)12182302705
Sillimanite  (*)Not in a structural groupAl2SiO53218260,218271,2182791516
Silver  (*)CopperAg2218212,2182185186
Sodalite  (*)Cancrinite-sodalite SodaliteNa4(Si3Al3)O12Cl3218260,218271,218280444
Sphalerite  (*)SphaleriteZnS33412519218212,218213,218214,218215,218216,218217,218218,218219,218220,218221,218222,218244,218245,218246,218251,218253,218267,218268,21827721482
Titanite  (*)TitaniteCaTi(SiO4)O334219.217218230,218257,218275,218276,218277,218283,2182884899
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)103343109218230,218231,218232,218257,218270,218272,218275,218276,2182771395
Zircon  (*)ZirconZr(SiO4)255219.212218283,2182885251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)225.21219.2112182881025


9 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
AREPS5_257-00024120120120        237394Alfred, York Co., Maine, USAAlfredZartman (1977)10.1146/annurev.ea.05.050177.001353AREPS5_257 
AREPS5_257-00019125125125        24356Lebanon, York Co., Maine, USALebanonZartman (1977)10.1146/annurev.ea.05.050177.001353AREPS5_257 
Jen_0001472334310322 ± 12 age of associated magmatismscheelite   Scheelite  229390Sanford, York Co., Maine, USASanfordPoulin et al. (2016)10.3749/canmin.1500023CM54_1147 
Alexandra-0420255239247 ± 8K-ArAge of granitebiotite     105704Wells, York Co., Maine, USAWellsZartman et al. (1970)10.1130/0016-7606(1970)81[3359:APDOKR]2.0.CO;2GSAB81_3359 
AREPS5_257-00025116116116        192750Cape Neddick, York, York Co., Maine, USACape NeddickZartman (1977)10.1146/annurev.ea.05.050177.001353AREPS5_257 
USGS-Rb-Sr-03274225.21219.21222.21±3Rb-Srage of intrusionwhole rock     237445Mount Agamenticus, York, York Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-03275225.21219.21222.21±3Rb-Srage of intrusionwhole rock     237445Mount Agamenticus, York, York Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-03276225.21219.21222.21±3Rb-Srage of intrusionwhole rock     237445Mount Agamenticus, York, York Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
AREPS5_257-00004228228228        192749Mount Agamenticus Alkaline Syenite, York, York Co., Maine, USAAgamenticusZartman (1977)10.1146/annurev.ea.05.050177.001353AREPS5_257 

SampleSource LocalityReference URL

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