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:
Davidson Co., North Carolina, USA

Oldest recorded age at locality: 590
Youngest recorded age at locality: 358.24

mindat Locality ID: 23906
mindat URL: http://www.mindat.org/loc-23906.html

Tectonic Settings:

Total number of sublocalities beneath "Davidson Co., North Carolina, USA": 61
Total number of bottom-level sublocalities: 54

Number of Child Localities: 40
Child Localities:
Allen Mine (Lalor Mine)
Baltimore Mine
Carolina Slate Belt
Clay-Shale Mine (MRDS - 10249138)
David Beck's Mine
Davidson Mine (Thompsonville Mine And Mill)
Lexington Quarry
Lick Creek Meteorite
Loftin Mine
Mayers Quarry (Myers Quarry)
Nooe Mine
Pilot Quarry And Plant
Russell Mine
Thomasville
Unnamed Gold Prospect (MRDS - 60001763)
Unnamed Gold Prospect (MRDS - 60001764)
Unnamed Gold Prospect (MRDS - 60001765)
Unnamed Gold Prospect (MRDS - 60001766)
Unnamed Gold Prospect (MRDS - 60001768)
Unnamed Gold Prospect (MRDS - 60001769)
Unnamed Gold Prospect (MRDS - 60001770)
Unnamed Gold Prospect (MRDS - 60001771)
Unnamed Gold Prospect (MRDS - 60001772)
Unnamed Gold Prospect (MRDS - 60001773)
Unnamed Gold Prospect (MRDS - 60001774)
Unnamed Gold Prospect (MRDS - 60001776)
Unnamed Gold Prospect (MRDS - 60001777)
Unnamed Gold Prospect (MRDS - 60001779)
Unnamed Gold Prospect (MRDS - 60001780)
Unnamed Gold Prospect (MRDS - 60001784)
Unnamed Gold Prospect (MRDS - 60001785)
Unnamed Gold Prospect (MRDS - 60001786)
Unnamed Gold Prospect (MRDS - 60001787)
Unnamed Gold Prospect (MRDS - 60001788)
Unnamed Gold Prospect (MRDS - 60001789)
Unnamed Gold Prospect (MRDS - 60001790)
Unnamed Gold Prospect Aj - 032
Unnamed Slate Quarry (MRDS - 10080632)
Ward Mine
Welborn Mine

Latitude: 35°42'56"N
Longitude: 80°9'58"W
Decimal Degree (lat, lon): 35.715555555556,-80.166111111111
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 Bi C Ca Cl Co Cr Cu Fe H K Mg Mn N Na Ni O P Pb S Sb Si Te W Zn 

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

Structural Groups for minerals in this locality: 
AcanthiteAllophaneAmphiboleApatiteAragoniteArsenicArsenopyriteBaryteBrochantiteCalcite
CaledoniteChalcanthiteChalcopyriteClayClinozoisiteCobaltiteCopperCorundumCovelliteCubanite
DevillineDiasporeEpidoteEpsomiteFeldsparGarnetGypsumIronKaoliniteLinarite
MalachiteMarcasiteMicaNatroliteNickelineNoneNot in a structural groupPrehnitePyritePyroxene
QuartzRocksaltScheeliteSphaleriteSpinelStauroliteStibniteStilbiteTalcTetradymite
TetrahedriteWavelliteWurtzite

71 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Anglesite  (*)Ankerite  (*)Arsenopyrite  (*)
Augite  (*)Azurite  (*)Baryte  (*)Bismuth  (*)Bismuthinite  (*)
Brochantite  (*)Calcite  (*)Caledonite  (*)Carlsbergite  (*)Cerussite  (*)
Chalcanthite  (*)Chalcocite  (*)Chalcopyrite  (*)Chrysocolla  (*)Cobaltite  (*)
Covellite  (*)Cubanite  (*)Cuprite  (*)Dolomite  (*)Epidote  (*)
Freibergite  (*)Galena  (*)Goethite  (*)Gold  (*)Goslarite  (*)
Grossular  (*)Gudmundite  (*)Gypsum  (*)Hematite  (*)Hemimorphite  (*)
Hydrozincite  (*)Iron  (*)Kaolinite  (*)Laumontite  (*)Linarite  (*)
Mackinawite  (*)Magnetite  (*)Malachite  (*)Marcasite  (*)Mesolite  (*)
Mimetite  (*)Montanite  (*)Muscovite  (*)Orthoclase  (*)Prehnite  (*)
Pyrargyrite  (*)Pyrite  (*)Pyromorphite  (*)Pyrrhotite  (*)Quartz  (*)
Romanèchite  (*)Scheelite  (*)Serpierite  (*)Siderite  (*)Sillimanite  (*)
Silver  (*)Sphalerite  (*)Staurolite  (*)Stilbite-Ca  (*)Stolzite  (*)
Talc  (*)Tenorite  (*)Tetradymite  (*)Tremolite  (*)Wavellite  (*)
Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S5905202250463,2504682793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)259052012504683419
Anglesite  (*)BarytePb(SO4)59052012504682734
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)25905204250456,250461,250465,2504903092
Arsenopyrite  (*)ArsenopyriteFeAsS5905205250456,250466,250467,250468,2504889052
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O6590358.2402060
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)259052012504685509
Baryte  (*)BaryteBa(SO4)590520125046811547
Bismuth  (*)ArsenicBi59052012504671966
Bismuthinite  (*)StibniteBi2S359052012504671935
Brochantite  (*)BrochantiteCu4(SO4)(OH)65905202250461,2504681633
Calcite  (*)CalciteCa(CO3)5905207250460,250463,250467,250468,250472,250482,25049027770
Caledonite  (*)CaledoniteCu2Pb5(SO4)3(CO3)(OH)65905202250467,250468359
Carlsbergite  (*)RocksaltCrN125048326
Cerussite  (*)AragonitePb(CO3)5905204250468,250469,250470,2504724979
Chalcanthite  (*)ChalcanthiteCu(SO4)·5H2O5905201250468925
Chalcocite  (*)NoneCu2S5905202250468,2504725707
Chalcopyrite  (*)ChalcopyriteCuFeS259052016250456,250457,250460,250461,250462,250463,250464,250465,250467,250468,250472,250474,250480,250486,250515,25051627198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O59052012504683531
Cobaltite  (*)CobaltiteCoAsS1250488966
Covellite  (*)CovelliteCuS5905202250468,2504724165
Cubanite  (*)Cubanite WurtziteCuFe2S35905202250467,250468802
Cuprite  (*)Not in a structural groupCu2O5905202250461,2504682970
Dolomite  (*)NoneCaMg(CO3)25905202250460,2504689895
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)12504828173
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S125905203250467,250468,250472663
Galena  (*)RocksaltPbS59052011250457,250460,250463,250466,250467,250468,250470,250472,250474,250486,25051624243
Goethite  (*)DiasporeFeO(OH)5905202250461,2504687437
Gold  (*)CopperAu59052041250456,250457,250460,250461,250462,250463,250464,250465,250466,250469,250470,250472,250475,250476,250478,250480,250484,250486,250488,250491,250492,250493,250494,250495,250496,250497,250498,250501,250502,250503,250504,250505,250506,250507,250508,250509,250510,250511,250512,250513,25051530554
Goslarite  (*)EpsomiteZn(SO4)·7H2O5905201250468188
Grossular  (*)GarnetCa3Al2(SiO4)359052012504681544
Gudmundite  (*)ArsenopyriteFeSbS5905201250467170
Gypsum  (*)GypsumCa(SO4)·2H2O59052012504686890
Hematite  (*)CorundumFe2O35905203250456,250461,25047614640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O59052012504681689
Hydrozincite  (*)NoneZn5(CO3)2(OH)659052012504681066
Iron  (*)IronFe12504831089
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)459052012504635591
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O2250482,2504901271
Linarite  (*)LinariteCuPb(SO4)(OH)25905201250468987
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)5905201250467451
Magnetite  (*)SpinelFe2+Fe3+2O4590520125046714899
Malachite  (*)MalachiteCu2(CO3)(OH)25905206250460,250461,250463,250468,250470,25047212537
Marcasite  (*)MarcasiteFeS2590358.2405674
Mesolite  (*)NatroliteNa2Ca2(Si9Al6)O30·8H2O1250490425
Mimetite  (*)ApatitePb5(AsO4)3Cl59052012504681107
Montanite  (*)NoneBi3+2Te6+O6·nH2O (0 ≤ n ≤ 2/3)125048022
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)25905207250457,250461,250463,250465,250468,250472,25047817380
Orthoclase  (*)FeldsparK(AlSi3O8)59052012504702349
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)212504821898
Pyrargyrite  (*)NoneAg3SbS359052012504671425
Pyrite  (*)PyriteFeS259052018250456,250457,250460,250462,250463,250465,250466,250467,250468,250472,250474,250476,250478,250480,250486,250488,250515,25051639462
Pyromorphite  (*)ApatitePb5(PO4)3Cl5905202250468,2504721725
Pyrrhotite  (*)NickelineFe7S85905203250463,250467,2504889056
Quartz  (*)QuartzSiO259052037250456,250457,250460,250461,250462,250463,250465,250466,250468,250472,250475,250476,250478,250486,250491,250492,250493,250494,250495,250496,250497,250498,250501,250502,250503,250504,250505,250506,250507,250508,250509,250510,250511,250512,250513,250515,25051661156
Romanèchite  (*)None(Ba,H2O)2(Mn4+,Mn3+)5O105905201250468312
Scheelite  (*)ScheeliteCa(WO4)59052012504684894
Serpierite  (*)DevillineCa(Cu,Zn)4(SO4)2(OH)6·3H2O5905201250468292
Siderite  (*)CalciteFe(CO3)5905206250461,250462,250463,250465,250472,2504766417
Sillimanite  (*)Not in a structural groupAl2SiO5590358.2401516
Silver  (*)CopperAg5905206250460,250467,250468,250469,250470,2504725186
Sphalerite  (*)SphaleriteZnS5905209250463,250464,250467,250468,250470,250472,250474,250486,25051621482
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)590358.240978
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O1250490268
Stolzite  (*)ScheelitePb(WO4)5905201250468156
Talc  (*)Clay TalcMg3Si4O10(OH)25905202250456,2504653337
Tenorite  (*)NoneCuO59052012504681101
Tetradymite  (*)TetradymiteBi2Te2S5905203250456,250470,250480510
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)25905203250467,250468,2504722562
Wavellite  (*)WavelliteAl3(PO4)2(OH)3·5H2O5905201250468374
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)59052012504681025


20 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
Giersdorf_00000247590520590-520        102615Carolina Slate Belt, Davidson Co., North Carolina, USACarolina Slate BeltStein et al. (1997) MDRE_313Metavolcanic andesites and rhyolites with which the Au mines in the area are in contact.
USGS-Rb-Sr-02405385.77377.77381.77±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02406385.77377.77381.77±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02407385.77377.77381.77±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02820395.52391.52393.52±2Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02821395.52391.52393.52±2Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02822395.52391.52393.52±2Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02823395.52391.52393.52±2Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02824395.52391.52393.52±2Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02825391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02826391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02827391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02828391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02829391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02830362.24358.24360.24±2Rb-Srminimum age of metamorphic crystallizationsericite     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02831382.95378.95380.95±2Rb-Srminimum age of metamorphic crystallizationbiotite     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02832382.95378.95380.95±2Rb-Srminimum age of metamorphic crystallizationbiotite     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02833382.95378.95380.95±2Rb-Srminimum age of metamorphic crystallizationwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02834391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 
USGS-Rb-Sr-02835391.64383.64387.64±4Rb-Srage of intrusionwhole rock     100679Unnamed Stone Quarry BJ-009 (MRDS - 10080598), Silver Valley, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA USGS-Rb-Sr USGS-Rb-Sr 

SampleSource LocalityReference URL

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