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:
Yancey Co., North Carolina, USA

Oldest recorded age at locality: 1229.2
Youngest recorded age at locality: 347.51

mindat Locality ID: 14179
mindat URL: http://www.mindat.org/loc-14179.html

Tectonic Settings:

Total number of sublocalities beneath "Yancey Co., North Carolina, USA": 269
Total number of bottom-level sublocalities: 246

Number of Child Localities: 139
Child Localities:
Amos Presnell Mine
Andy Hall Mine
Anglin Mine
Autrey Mine
Ayles Creek Mine
Bailey And Johnson Mine
Bakersville Mine
Bald Creek Occurrence
Bald Mountain Meteorite
Balsam Mine
Barger Mine
Bittner Mine
Blue Rock Asbestos Mine
Boomer Tom Young Mine
Bowditch Mine
Brush Creek
Burnsville
Cane River Occurrence
Carroll Deyton Mine
Carroll Mine
Cas Thomas Prospect
Cattail Branch
Cattail Creek
Cattail Mine (Iscom Mine)
Charles Robinson Mine
Charles Wilson Number 1 Mine
Clinchfield Mine
Commissary Ridge Mine
Cornelia Anglin Mine
Crabtree Creek Headwaters
Day Book
Dillinger Mine & Mill (Dellinger And Young Mine)
Double Island
Feldspar Mine (MRDS - 10126794)
Feldspar Mine (MRDS - 10126996)
Feldspar Mine (MRDS - 10127005)
Feldspar Mine (MRDS - 10127170)
Feldspar Mine (MRDS - 10151627)
Feldspar Mine (MRDS - 10151754)
Feldspar Mine (MRDS - 10151947)
Feldspar Mine (MRDS - 10152155)
Feldspar Mine (MRDS - 10159676)
Feldspar Mine (MRDS - 10175892)
Feldspar Mine (MRDS - 10175981)
Feldspar Mine (MRDS - 10176227)
Feldspar Mine (MRDS - 10176255)
Feldspar Mine (MRDS - 10176267)
Feldspar Mine (MRDS - 10184410)
Feldspar Mine (MRDS - 10199764)
Feldspar Mine (MRDS - 10199879)
Feldspar Mine (MRDS - 10199921)
Feldspar Mine (MRDS - 10200094)
Feldspar Mine (MRDS - 10223603)
Feldspar Mine (MRDS - 10223617)
Feldspar Mine (MRDS - 10223718)
Feldspar Mine (MRDS - 10223741)
Feldspar Mine (MRDS - 10224036)
Feldspar Mine (MRDS - 10224380)
Feldspar Mine (MRDS - 10232279)
Feldspar Mine (MRDS - 10248587)
Feldspar Mine (MRDS - 10248617)
Feldspar Mine (MRDS - 10248629)
Feldspar Mine (MRDS - 10248672)
Feldspar Mine (MRDS - 10248747)
Feldspar Mine (MRDS - 10249147)
Feldspar Mine (MRDS - 10249168)
Feldspar Mine (MRDS - 10249257)
Feldspar Mine (MRDS - 10256481)
Feldspar Mine (MRDS - 10273225)
Feldspar Mine (MRDS - 10273243)
Feldspar Mine (MRDS - 10273275)
Feldspar Mine (MRDS - 10273640)
Feldspar Mine (MRDS - 10273779)
Feldspar Mine (MRDS - 10281139)
Feldspar Mine (MRDS - 10297546)
Feldspar Mine (MRDS - 10297675)
Feldspar Mine (MRDS - 10297689)
Feldspar Mine (MRDS - 10297797)
Feldspar Mine (MRDS - 10297907)
Feldspar Mine (MRDS - 10298024)
Feldspar Mine (MRDS - 10298132)
Feldspar/Mica Mine
Feldspar/Mica Mine (MRDS - 10297508)
Flem McPeters Mine
Georges Fork Mine
Grape Hollow Mine
Grassy Wood Mine
Green Mountain
Griffin Mine
Hampton Mine
Hector Mine
Hicks Mine
Hippy Mine (Hippey Mine)
Horse Ridge Mine
Jim Curl Mine
Jim Gouge Mine
John Letterman Mine
Johnson's Cove Mine
Jones Mine
Laws Mine
Little Zeph Young Mine
M. P. Letterman Mine
Martin Mine
Mayland Stone
Mica Mine (MRDS - 10176547)
Mica Mine (MRDS - 10223724)
Mica Mine (MRDS - 10224131)
Mica Mine (MRDS - 10224274)
Mica Mine (MRDS - 10249332)
Mica Mine (MRDS - 10273322)
Mica Mine (MRDS - 10280907)
Mica/Feldspar Mine (MRDS - 10175937)
Micaville Mine
Miller Pit And Plant (Miller Pit)
Mine Fork
Newdale Asbestos Mine
Old Young Mine
Pensacola Fox Pit & Plant (Pensacola Pit And Plant)
Polly Randolph Mine
Possum Trot Creek Occurrence
Presley Spar Mine
Price Creek Chromite Prospect
Ramseytown
Ramseytown Occurrence
Randolph Mine
S. W. Presley Mine (Presnell Mine)
Silly Mine
Smith Mine
Spruce Pine District
Toe River
Toecane
Tolley Bend Mine
Unnamed Kaolin Mine
Walter J. Edward Prospect
Webb Mine
William Hughes Mine
Willies Shanty Mine
Yancey County Quarry
Yancey Mine

Latitude: 35°55'26"N
Longitude: 82°14'11"W
Decimal Degree (lat, lon): 35.923888888889,-82.236388888889

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: Al B Be C Ca Ce Cr Cs Cu F Fe H Hf K Li Mg Mn Mo Na Nb Ni O P Pb Pt S Si Ta Th Ti U W Y Zn Zr 

Elements from minerals reported directly at this locality: Al Ca Fe H K Mg O Pt Si Ti 

Structural Groups for minerals in this locality: 
AeschyniteAmorphousAmphiboleAnalcimeApatiteAragoniteAutuniteBerylBruciteCalcite
CeriteChalcopyriteChloriteClayClinozoisiteColumbiteCopperCorundumCubaniteEpidote
FeldsparFluoriteGarnetIronKaoliniteMicaMolybdeniteMonaziteNickelineNone
Not in a structural groupOlivinePalygorskitePyritePyroxeneQuartzRutileSchoepiteSerpentineSmectite-vermiculite
SphaleriteSpinelTalcTapioliteTitaniteTourmalineWölsendorfiteZircon

93 IMA Minerals at location:
Actinolite  (*)Aeschynite-(Ce)  (*)Albite  (*)Almandine  (*)Anorthite  (*)
Anthophyllite  (*)Antigorite  (*)Aragonite  (*)Arfvedsonite  (*)Autunite  (*)
Becquerelite  (*)Beryl  (*)Brucite  (*)Calcite  (*)Chalcopyrite  (*)
Chromite  (*)Chrysoberyl  (*)Chrysotile  (*)Clarkeite  (*)Clinochlore  (*)
Clinozoisite  (*)Columbite-(Fe)  (*)Copper  (*)Corundum  (*)Diopside  (*)
Dolomite  (*)Elbaite  (*)Enstatite  (*)Epidote  (*)Euxenite-(Y)  (*)
Fayalite  (*)Ferberite  (*)Fluorapatite  (*)Fluorite  (*)Forsterite  (*)
Fourmarierite  (*)Gahnite  (*)Graphite  (*)Hafnon  (*)Halloysite-7Å  (*)
Hematite  (*)Huntite  (*)Ilmenite  (*)Iron  (*)Isocubanite  (*)
Kaolinite  (*)Kasolite  (*)Kyanite  (*)Mackinawite  (*)Magnesioferrite  (*)
Magnesite  (*)Magnetite  (*)Margarite  (*)Merrillite  (*)Microcline  (*)
Molybdenite  (*)Monazite-(Ce)  (*)Muscovite  (*)Opal  (*)Orthoclase  (*)
Palygorskite  (*)Phlogopite  (*)Pigeonite  (*)Platinum  (*)Pollucite  (*)
Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Rutile  (*)Samarskite-(Y)  (*)
Schorl  (*)Schreibersite  (*)Siderite  (*)Sillimanite  (*)Spessartine  (*)
Sphalerite  (*)Spinel  (*)Taenite  (*)Talc  (*)Tantalite-(Fe)  (*)
Tapiolite-(Fe)  (*)Tetrataenite  (*)Titanite  (*)Torbernite  (*)Tremolite  (*)
Troilite  (*)Uraninite  (*)Uranophane-α  (*)Vandendriesscheite  (*)Vermiculite  (*)
Wölsendorfite  (*)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)212532393419
Aeschynite-(Ce)  (*)Aeschynite(Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH)6125335243
Albite  (*)FeldsparNa(AlSi3O8)9253119,253189,253239,253268,253282,253286,253287,253289,2533178803
Almandine  (*)GarnetFe2+3Al2(SiO4)310253097,253108,253119,253130,253239,253246,253286,253287,253289,2532902353
Anorthite  (*)FeldsparCa(Al2Si2O8)1229.2347.5101036
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)246046012253100,253105,253106,253111,253115,253128,253129,253130,253218,253224,253240,253348718
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)42253130,253131708
Aragonite  (*)AragoniteCa(CO3)12531273250
Arfvedsonite  (*)AmphiboleNaNa2(Fe2+4Fe3+)Si8O22(OH)23803741253107295
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O6253130,253221,253239,253286,253289,2533171272
Becquerelite  (*)NoneCa(UO2)6O4(OH)6·8H2O125328692
Beryl  (*)BerylBe3Al2Si6O189253097,253190,253229,253236,253239,253267,253290,253317,2533424286
Brucite  (*)BruciteMg(OH)21229.2347.510462
Calcite  (*)CalciteCa(CO3)2253286,25329427770
Chalcopyrite  (*)ChalcopyriteCuFeS22253091,25334927198
Chromite  (*)SpinelFe2+Cr2O44604609253096,253128,253129,253130,253218,253224,253289,253347,2533483902
Chrysoberyl  (*)OlivineBeAl2O41253239321
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)41253130951
Clarkeite  (*)NoneNa(UO2)O(OH)·nH2O2253286,25331718
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)812531301756
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)3253239,253286,2533171025
Columbite-(Fe)  (*)ColumbiteFe2+Nb2O61253239518
Copper  (*)CopperCu12530963846
Corundum  (*)CorundumAl2O33803743253110,253111,2532541797
Diopside  (*)PyroxeneCaMgSi2O612530964135
Dolomite  (*)NoneCaMg(CO3)212531279895
Elbaite  (*)TourmalineNa(Al1.5Li1.5)Al6(Si6O18)(BO3)3(OH)3(OH)1253239520
Enstatite  (*)PyroxeneMg2Si2O64253128,253129,253218,253289944
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)38037416253098,253110,253239,253246,253255,253256,253260,253263,253268,253272,253278,253286,253290,253294,253304,2533498173
Euxenite-(Y)  (*)ColumbiteY(NbTi)O61253317414
Fayalite  (*)OlivineFe2+2(SiO4)1253130371
Ferberite  (*)ColumbiteFe2+(WO4)1253239551
Fluorapatite  (*)ApatiteCa5(PO4)3F4253239,253253,253288,2532892740
Fluorite  (*)FluoriteCaF212532399617
Forsterite  (*)OlivineMg2(SiO4)2253127,2531311188
Fourmarierite  (*)SchoepitePb1-xO3-2x(UO2)4(OH)4+2x·4H2O125328661
Gahnite  (*)SpinelZnAl2O41253219445
Graphite  (*)NoneC2253253,2533322812
Hafnon  (*)ZirconHf(SiO4)125323911
Halloysite-7Å  (*)Clay KaoliniteAl2Si2O5(OH)4125328552
Hematite  (*)CorundumFe2O32253246,25333214640
Huntite  (*)Not in a structural groupCaMg3(CO3)42253127,25313069
Ilmenite  (*)CorundumFe2+Ti4+O31229.2347.5105433
Iron  (*)IronFe12530961089
Isocubanite  (*)Sphalerite CubaniteCuFe2S31253096191
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)416253090,253191,253196,253239,253264,253265,253269,253276,253285,253293,253296,253306,253307,253313,253343,2533505591
Kasolite  (*)NonePb(UO2)(SiO4)·H2O1253286198
Kyanite  (*)Not in a structural groupAl2OSiO410253091,253097,253108,253118,253119,253186,253239,253253,253328,2533321507
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)1253096451
Magnesioferrite  (*)SpinelMgFe3+2O4125312898
Magnesite  (*)CalciteMg(CO3)2253127,2532061487
Magnetite  (*)SpinelFe2+Fe3+2O43803746253100,253105,253110,253111,253130,25321814899
Margarite  (*)Mica ClayCaAl2Si2Al2O10(OH)21229.2347.510168
Merrillite  (*)CeriteCa9NaMg(PO4)71253096230
Microcline  (*)FeldsparK(AlSi3O8)6253119,253134,253236,253239,253246,2532874924
Molybdenite  (*)MolybdeniteMoS212532395800
Monazite-(Ce)  (*)MonaziteCe(PO4)3253226,253239,253253945
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2128253088,253089,253090,253091,253092,253093,253097,253099,253101,253102,253113,253114,253117,253119,253122,253126,253134,253185,253186,253187,253188,253190,253191,253192,253198,253199,253200,253201,253202,253203,253221,253229,253230,253231,253236,253239,253243,253246,253247,253248,253249,253250,253251,253252,253253,253255,253256,253257,253258,253259,253260,253261,253262,253263,253264,253265,253266,253267,253268,253269,253270,253271,253272,253273,253274,253275,253276,253277,253278,253279,253280,253281,253284,253286,253287,253289,253290,253293,253294,253295,253296,253297,253298,253299,253300,253301,253302,253303,253304,253305,253306,253307,253308,253309,253310,253311,253312,253313,253314,253316,253317,253318,253319,253320,253321,253322,253323,253325,253327,253328,253329,253330,253331,253332,253333,253334,253335,253336,253337,253338,253339,253340,253341,253342,253343,253345,253349,25335317380
Opal  (*)AmorphousSiO2·nH2O4253239,253286,253317,2533252994
Orthoclase  (*)FeldsparK(AlSi3O8)1229.2347.5102349
Palygorskite  (*)Palygorskite Clay(Mg,Al)2Si4O10(OH)·4H2O2253127,253130306
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)212531302273
Pigeonite  (*)Pyroxene(Mg,Fe,Ca)2Si2O61253096303
Platinum  (*)CopperPt1229.2347.510485
Pollucite  (*)AnalcimeCs(Si2Al)O6·nH2O1253239140
Pyrite  (*)PyriteFeS211253091,253119,253186,253187,253190,253203,253239,253289,253295,253314,25334939462
Pyrrhotite  (*)NickelineFe7S85253091,253119,253186,253190,2533409056
Quartz  (*)QuartzSiO21229.2347.51124253088,253089,253090,253091,253092,253093,253097,253099,253101,253102,253113,253114,253119,253122,253134,253185,253186,253187,253188,253189,253190,253191,253192,253195,253196,253198,253199,253200,253201,253202,253203,253221,253229,253230,253231,253236,253239,253243,253246,253247,253249,253250,253251,253252,253255,253256,253257,253258,253259,253260,253261,253262,253263,253264,253265,253266,253267,253268,253269,253270,253271,253272,253273,253274,253275,253276,253277,253278,253279,253280,253281,253284,253286,253287,253289,253290,253293,253294,253295,253296,253297,253298,253299,253300,253301,253302,253303,253304,253305,253306,253307,253308,253309,253311,253312,253313,253314,253316,253318,253319,253320,253321,253322,253323,253327,253328,253329,253330,253331,253332,253333,253334,253335,253336,253337,253338,253339,253340,253341,253342,253343,253345,253349,25335361156
Rutile  (*)RutileTiO212532395614
Samarskite-(Y)  (*)ColumbiteYFe3+Nb2O85253221,253292,253298,253317,253345353
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)3253097,253236,2532392705
Schreibersite  (*)None(Fe,Ni)3P1253096374
Siderite  (*)CalciteFe(CO3)12533176417
Sillimanite  (*)Not in a structural groupAl2SiO51229.2347.5101516
Spessartine  (*)GarnetMn2+3Al2(SiO4)32253239,2532891214
Sphalerite  (*)SphaleriteZnS125323921482
Spinel  (*)SpinelMgAl2O412531891934
Taenite  (*)None(Ni,Fe)1253096703
Talc  (*)Clay TalcMg3Si4O10(OH)246037410253100,253105,253110,253111,253128,253130,253218,253224,253289,2533473337
Tantalite-(Fe)  (*)ColumbiteFe2+Ta2O6125323999
Tapiolite-(Fe)  (*)TapioliteFe2+Ta2O6125323988
Tetrataenite  (*)NoneFeNi1253096116
Titanite  (*)TitaniteCaTi(SiO4)O1229.2347.5104899
Torbernite  (*)NoneCu(UO2)2(PO4)2·12H2O4253130,253239,253286,2533171059
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)25253128,253129,253130,253239,2532892562
Troilite  (*)NoneFeS12530961044
Uraninite  (*)FluoriteUO21229.2347.516253126,253195,253221,253286,253317,2533522718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O4253126,253286,253317,253321890
Vandendriesscheite  (*)NonePb1.6(UO2)10O6(OH)11·11H2O125331552
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O20253091,253105,253128,253129,253218,253221,253246,253247,253249,253256,253262,253266,253278,253290,253293,253295,253316,253329,253330,253353652
Wölsendorfite  (*)WölsendorfitePb7(UO2)14O19(OH)4·12H2O125328643
Zircon  (*)ZirconZr(SiO4)3253239,253286,2533175251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)38037416253110,253130,253199,253236,253256,253268,253272,253280,253288,253298,253304,253314,253316,253317,253321,2533491025



6 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
Bradley_2012_074380374377±3U/Pb zircon   Zircon  11772Hayes Mine (Egypt Mine), Sampson Mt., Burnsville, Yancey Co., North Carolina, USA[Burnsville Fault]McCauley and Bradley (2014)10.3749/canmin.52.2.183CM52_183 
USGS-Rb-Sr-02297347.51347.51347.51Rb-Srinitial age disturbed by later metamorphismbiotite     102508Horse Ridge Mine, Yancey Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-U-Th-Pb-00241_206_2381072.11072.11072.1206_238 zircon   Zircon  102508Horse Ridge Mine, Yancey Co., North Carolina, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-00241_207_2061229.21229.21229.2207_206 zircon   Zircon  102508Horse Ridge Mine, Yancey Co., North Carolina, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-00241_207_2351125.21125.21125.2207_235 zircon   Zircon  102508Horse Ridge Mine, Yancey Co., North Carolina, USA USGS-U-Th-Pb USGS-U-Th-Pb 
podchrome-01104460460Ordovician       Cr102553Price Creek Chromite Prospect, Yancey Co., North Carolina, USAPrice CreekMoiser et al. (2012) USGSSIR2012_5157 


SampleSource LocalityReference URL
R100101Yancey Co., North Carolina, USAhttps://rruff.info/R100101


All locality data graciously provided by mindat.org

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