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:
Hancock Co., Maine, USA

Oldest recorded age at locality: 800
Youngest recorded age at locality: 380.07

mindat Locality ID: 14206
mindat URL: http://www.mindat.org/loc-14206.html

Tectonic Settings:

Total number of sublocalities beneath "Hancock Co., Maine, USA": 107
Total number of bottom-level sublocalities: 88

Number of Child Localities: 51
Child Localities:
Amherst
Aurora
Bar Harbor
Blue Hill
Brooklin
Brooksville
Bucksport
Castine
Catherine Mountain
Cranberry Isles
Dedham
Deer Isle
Eastbrook
Ellsworth
Franklin
Frenchboro
Gouldsboro
Great Pond
Hancock
Lamoine
Mariaville
Mount Desert
Oqiton
Orland
Osborn
Otis
Penobscot
Sedgwick
Sorrento
Southwest Harbor
Stonington
Sullivan
Surry
Swan Island
T10 SD
T16 MD
T22 MD
T28 MD
T3 ND
T32 MD
T34 MD
T35 MD
T39 MD
T40 MD
T41 MD
T7 SD
T9 SD
Tremont
Trenton
Verona Island
Waltham

Latitude: 44°23'10"N
Longitude: 68°31'34"W
Decimal Degree (lat, lon): 44.386111111111,-68.526111111111
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 B Ba Be Bi C Ca Cd Ce Cl Co Cr Cu F Fe H K Mg Mn Mo Na Ni O P Pb S Sb Si Te Ti W Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllaniteAllophaneAmphiboleAndalusiteApatiteAragoniteArsenicArsenopyriteAxinite
BaryteBerylBournoniteBrochantiteCalciteChalcophylliteChalcopyriteChloriteClayClinozoisite
ColumbiteCopperCorundumCovelliteCubaniteDevillineDiasporeEpidoteFeldsparFluorite
GadoliniteGarnetGypsumLöllingiteLinariteMalachiteMarcasiteMicaMolybdeniteMonazite
NickelineNoneNot in a structural groupOlivinePentlanditePyritePyroxeneQuartzRhodoniteRocksalt
RutileScheeliteSerpentineSphaleriteSpinelStilbiteStilpnomelaneSulphurTalcTetradymite
TetrahedriteTitaniteTourmalineValleriiteWagneriteWurtziteZircon

107 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Albite  (*)Allanite-(Ce)  (*)Allophane  (*)
Almandine  (*)Andalusite  (*)Anglesite  (*)Anhydrite  (*)Annite  (*)
Anthophyllite  (*)Antigorite  (*)Aragonite  (*)Arsenopyrite  (*)Augite  (*)
Aurichalcite  (*)Axinite-(Fe)  (*)Azurite  (*)Baryte  (*)Beryl  (*)
Bismuth  (*)Bornite  (*)Boulangerite  (*)Bournonite  (*)Brochantite  (*)
Calcite  (*)Cerussite  (*)Chalcocite  (*)Chalcophyllite  (*)Chalcopyrite  (*)
Chamosite  (*)Chromite  (*)Chrysocolla  (*)Clinochlore  (*)Copper  (*)
Cordierite  (*)Corundum  (*)Covellite  (*)Cubanite  (*)Cuprite  (*)
Datolite  (*)Diopside  (*)Dravite  (*)Epidote  (*)Fayalite  (*)
Ferberite  (*)Ferrimolybdite  (*)Ferro-edenite  (*)Fluorapatite  (*)Fluorite  (*)
Gahnite  (*)Galena  (*)Goethite  (*)Gold  (*)Graphite  (*)
Greenockite  (*)Grossular  (*)Gypsum  (*)Halite  (*)Hematite  (*)
Hemimorphite  (*)Hydrozincite  (*)Ilmenite  (*)Kainosite-(Y)  (*)Kamphaugite-(Y)  (*)
Laumontite  (*)Linarite  (*)Mackinawite  (*)Magnetite  (*)Malachite  (*)
Marcasite  (*)Microcline  (*)Molybdenite  (*)Monazite-(Ce)  (*)Muscovite  (*)
Pentlandite  (*)Pigeonite  (*)Pyrite  (*)Pyromorphite  (*)Pyrrhotite  (*)
Quartz  (*)Rhodochrosite  (*)Rhodonite  (*)Rosasite  (*)Rutile  (*)
Safflorite  (*)Scheelite  (*)Schorl  (*)Serpierite  (*)Siderite  (*)
Silver  (*)Smithsonite  (*)Spessartine  (*)Sphalerite  (*)Stellerite  (*)
Stilbite-Ca  (*)Stilpnomelane  (*)Sulphur  (*)Talc  (*)Tennantite-(Fe)  (*)
Tetradymite  (*)Tetrahedrite-(Zn)  (*)Titanite  (*)Tremolite  (*)Valleriite  (*)
Wagnerite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S12170632793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2800394.163216986,217007,2170233419
Albite  (*)FeldsparNa(AlSi3O8)432.95394.168216981,216982,216985,217003,217014,217023,217043,2170508803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)432.95394.161217022706
Allophane  (*)AllophaneAl2O3(SiO2)1.3-2.0·2.5-3.0H2O448.07380.071216994470
Almandine  (*)GarnetFe2+3Al2(SiO4)312170412353
Andalusite  (*)AndalusiteAl2SiO5432.95394.163216982,216984,2170221310
Anglesite  (*)BarytePb(SO4)448.07380.0712169942734
Anhydrite  (*)Not in a structural groupCa(SO4)12169821588
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)21217041356
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)22216982,216984718
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)41217010708
Aragonite  (*)AragoniteCa(CO3)448.07380.0712169943250
Arsenopyrite  (*)ArsenopyriteFeAsS510380.077216984,216986,216988,216994,217061,217063,2170839052
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O6448.07380.072216993,2170222060
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)6448.07380.071216994919
Axinite-(Fe)  (*)AxiniteCa4Fe2+2Al4[B2Si8O30](OH)21217039260
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)2510380.072216986,2169945509
Baryte  (*)BaryteBa(SO4)8005702217007,21706311547
Beryl  (*)BerylBe3Al2Si6O182216988,2170034286
Bismuth  (*)ArsenicBi448.07380.073216994,217003,2170391966
Bornite  (*)NoneCu5FeS4448.07380.073216984,216991,2169945516
Boulangerite  (*)NonePb5Sb4S111216982843
Bournonite  (*)BournoniteCuPbSbS312169821089
Brochantite  (*)BrochantiteCu4(SO4)(OH)6448.07380.0712169941633
Calcite  (*)CalciteCa(CO3)800380.075216981,216994,217007,217044,21706327770
Cerussite  (*)AragonitePb(CO3)448.07380.0712169944979
Chalcocite  (*)NoneCu2S510380.073216984,216986,2169945707
Chalcophyllite  (*)ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24·36H2O448.07380.071216994194
Chalcopyrite  (*)ChalcopyriteCuFeS2800380.0710216982,216984,216986,216988,216991,216994,217007,217060,217061,21706327198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8432.95394.161217022577
Chromite  (*)SpinelFe2+Cr2O48005702217007,2170093902
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O448.07380.0712169943531
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)8432.95394.166216982,216988,217003,217023,217025,2170631756
Copper  (*)CopperCu510380.072216986,2169943846
Cordierite  (*)BerylMg2Al4Si5O18432.95394.163216982,216984,2170221008
Corundum  (*)CorundumAl2O312169821797
Covellite  (*)CovelliteCuS448.07380.0712169944165
Cubanite  (*)Cubanite WurtziteCuFe2S3448.07380.071216994802
Cuprite  (*)Not in a structural groupCu2O510380.072216986,2169942970
Datolite  (*)GadoliniteCaB(SiO4)(OH)1216982498
Diopside  (*)PyroxeneCaMgSi2O68005702216982,2170064135
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)2216982,216984648
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)4217003,217022,217024,2170638173
Fayalite  (*)OlivineFe2+2(SiO4)432.95394.161217022371
Ferberite  (*)ColumbiteFe2+(WO4)1217003551
Ferrimolybdite  (*)NoneFe3+2(Mo6+O4)3·7H2O1217003345
Ferro-edenite  (*)AmphiboleNaCa2Fe2+5(Si7Al)O22(OH)2432.95394.16121702257
Fluorapatite  (*)ApatiteCa5(PO4)3F432.95394.164216988,217003,217022,2170432740
Fluorite  (*)FluoriteCaF2800394.166216988,217003,217007,217022,217023,2170249617
Gahnite  (*)SpinelZnAl2O41216982445
Galena  (*)RocksaltPbS800380.0719216984,216986,216988,216994,216995,216996,217000,217001,217007,217017,217032,217033,217034,217037,217060,217061,217062,217063,21708324243
Goethite  (*)DiasporeFeO(OH)448.07380.072216985,2169947437
Gold  (*)CopperAu448.07380.074216982,216994,217039,21706330554
Graphite  (*)NoneC51051012169812812
Greenockite  (*)WurtziteCdS448.07380.071216994717
Grossular  (*)GarnetCa3Al2(SiO4)312169891544
Gypsum  (*)GypsumCa(SO4)·2H2O448.07380.0712169946890
Halite  (*)RocksaltNaCl448.07380.0712169941398
Hematite  (*)CorundumFe2O3448.07380.072216994,21702614640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O448.07380.0712169941689
Hydrozincite  (*)NoneZn5(CO3)2(OH)6448.07380.0712169941066
Ilmenite  (*)CorundumFe2+Ti4+O312170435433
Kainosite-(Y)  (*)NoneCa2Y2(SiO3)4(CO3)·H2O432.95394.16121702399
Kamphaugite-(Y)  (*)NoneCaY(CO3)2(OH)·H2O432.95394.16121702328
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O448.07380.072216994,2170441271
Linarite  (*)LinariteCuPb(SO4)(OH)2448.07380.071216994987
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)448.07380.071216994451
Magnetite  (*)SpinelFe2+Fe3+2O4800394.168216986,216991,217003,217007,217009,217014,217023,21704314899
Malachite  (*)MalachiteCu2(CO3)(OH)2510380.072216986,21699412537
Marcasite  (*)MarcasiteFeS2448.07380.0712169945674
Microcline  (*)FeldsparK(AlSi3O8)432.95394.169216985,216988,217003,217014,217023,217024,217025,217041,2170444924
Molybdenite  (*)MolybdeniteMoS25105104216985,216986,216988,2170035800
Monazite-(Ce)  (*)MonaziteCe(PO4)2216981,216987945
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2510380.0713216982,216984,216985,216986,216988,216991,216994,217003,217022,217023,217025,217044,21706317380
Pentlandite  (*)Pentlandite(Ni,Fe)9S851051012169811512
Pigeonite  (*)Pyroxene(Mg,Fe,Ca)2Si2O6448.07380.071216993303
Pyrite  (*)PyriteFeS2800380.0719216982,216984,216986,216991,216994,216995,216996,217000,217001,217003,217007,217017,217032,217033,217034,217037,217060,217061,21706339462
Pyromorphite  (*)ApatitePb5(PO4)3Cl12170171725
Pyrrhotite  (*)NickelineFe7S8510380.074216981,216986,216991,2169949056
Quartz  (*)QuartzSiO2800380.0732216980,216982,216984,216985,216986,216988,216989,216991,216994,216995,216996,217000,217001,217003,217007,217014,217017,217023,217024,217025,217032,217033,217034,217037,217039,217041,217044,217060,217061,217062,217063,21708361156
Rhodochrosite  (*)CalciteMn(CO3)80057012170071711
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)8005703216982,216983,217007969
Rosasite  (*)MalachiteCuZn(CO3)(OH)2448.07380.071216994454
Rutile  (*)RutileTiO212169825614
Safflorite  (*)LöllingiteCoAs2448.07380.071216994317
Scheelite  (*)ScheeliteCa(WO4)2216988,2170034894
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)432.95394.1612170232705
Serpierite  (*)DevillineCa(Cu,Zn)4(SO4)2(OH)6·3H2O448.07380.071216994292
Siderite  (*)CalciteFe(CO3)448.07380.072216982,2169946417
Silver  (*)CopperAg8005703217007,217061,2170635186
Smithsonite  (*)CalciteZn(CO3)448.07380.072216982,2169942473
Spessartine  (*)GarnetMn2+3Al2(SiO4)312169831214
Sphalerite  (*)SphaleriteZnS800380.075216982,216986,216994,217007,21706321482
Stellerite  (*)StilbiteCa4(Si28Al8)O72·28H2O1217025189
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O1217003268
Stilpnomelane  (*)Stilpnomelane Clay(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O800394.162217007,217022456
Sulphur  (*)SulphurS448.07380.0712169942045
Talc  (*)Clay TalcMg3Si4O10(OH)2448.07380.073216982,216993,2169943337
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S13448.07380.072216994,2170631803
Tetradymite  (*)TetradymiteBi2Te2S1217039510
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1351051012169815317
Titanite  (*)TitaniteCaTi(SiO4)O448.07380.074216982,216994,217022,2170434899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2510380.073216986,216994,2170632562
Valleriite  (*)Valleriite2[(Fe,Cu)S]·1.53[(Mg,Al)(OH)2]448.07380.071216994237
Wagnerite  (*)WagneriteMg2(PO4)F121698261
Zircon  (*)ZirconZr(SiO4)510394.164216981,217014,217022,2170435251


26 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
vms-01057510510Ordovician to Precambrian       S105659Douglass Mine, Blue Hill, Hancock Co., Maine, USADouglasMoiser et al. (2009) USGSOFR2009_1034 
USGS-Rb-Sr-01985448.07380.07414.07±34Rb-Sr whole rock     6037Callahan Mine (Harborside Mine; Cape Rosier Mine; Rosier Consolidated Mine), Brooksville, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01986448.07380.07414.07±34Rb-Sr whole rock     6037Callahan Mine (Harborside Mine; Cape Rosier Mine; Rosier Consolidated Mine), Brooksville, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
vms-01058390390Devonian       S7605Emerson Mine, Castine, Hancock Co., Maine, USAEmersonMoiser et al. (2009) USGSOFR2009_1034 
vms-01056800570Precambrian Z (570-800 Ma)       S7595Deer Isle Mine, Deer Isle, Hancock Co., Maine, USADeer IsleMoiser et al. (2009) USGSOFR2009_1034 
USGS-Rb-Sr-01889432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01890426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01892432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01893426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01894432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01895432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01896426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01897426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01898432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01899426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01900432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01901426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01902432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01903426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01904432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01905426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01906432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01908432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01909426.16394.16410.16±16Rb-Srminimum age of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-01910432.95406.95419.95±13Rb-Srage of intrusionwhole rock     7598Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA USGS-Rb-Sr USGS-Rb-Sr 
vms-01061415415Silurian-Devonian       S24322Penobscot, Hancock Co., Maine, USAPenobscotMoiser et al. (2009) USGSOFR2009_1034 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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