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:
National District, Humboldt Co., Nevada, USA

Oldest recorded age at locality: 15.6
Youngest recorded age at locality: 15.6

mindat Locality ID: 59564
mindat URL: http://www.mindat.org/loc-59564.html

Tectonic Settings:

Total number of sublocalities beneath "National District, Humboldt Co., Nevada, USA": 24
Total number of bottom-level sublocalities: 21

Number of Child Localities: 20
Child Localities:
Auto Hill
Birthday Vein
Blum Shaft
Buckskin Mountain
Canyon Creek Prospect
Caustin Mine
Chefoo Tunnel
Crawford Mine
Edmunds Mine
First National Mine
First Utah Mine
Hatch Mine (Morningstar Mine)
Indian Valley Mine
London Mine
Mammoth Mine
McCormick Group
National Mine (National Vein)
Neversweat Claim
Radiator Hill
Unnamed Mine

Latitude: 41°48'44"N
Longitude: 117°34'26"W
Decimal Degree (lat, lon): 41.812222222222,-117.57388888889
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 C Ca Cl Co Cu Fe H Hg K O Pb S Sb Se Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAmorphousArsenicArsenopyriteBerthieriteCalciteChalcopyriteClayCopperCovellite
KaoliniteLöllingiteMarcasiteMeneghiniteMicaNickelineNoneNot in a structural groupOrpimentPyrite
QuartzRocksaltSphaleriteStibniteSulphurTetrahedrite

36 IMA Minerals at location:
Acanthite  (*)Alunite  (*)Arsenic  (*)Arsenopyrite  (*)Berthierite  (*)
Calcite  (*)Calomel  (*)Chalcopyrite  (*)Chlorargyrite  (*)Cinnabar  (*)
Clinosafflorite  (*)Covellite  (*)Galena  (*)Gold  (*)Kaolinite  (*)
Marcasite  (*)Meneghinite  (*)Metacinnabar  (*)Miargyrite  (*)Muscovite  (*)
Naumannite  (*)Opal  (*)Orpiment  (*)Proustite  (*)Pyrargyrite  (*)
Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Realgar  (*)Selenium  (*)
Silver  (*)Sphalerite  (*)Stephanite  (*)Stibnite  (*)Tetrahedrite-(Zn)  (*)
Valentinite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S15.615.62237389,2374032793
Alunite  (*)NoneKAl3(SO4)2(OH)615.615.61237388966
Arsenic  (*)ArsenicAs15.615.61237403379
Arsenopyrite  (*)ArsenopyriteFeAsS15.615.64237386,237389,237393,2374039052
Berthierite  (*)BerthieriteFeSb2S415.615.61237403343
Calcite  (*)CalciteCa(CO3)15.615.64237388,237393,237394,23740327770
Calomel  (*)NoneHgCl15.615.6123738891
Chalcopyrite  (*)ChalcopyriteCuFeS215.615.63237386,237393,23740327198
Chlorargyrite  (*)RocksaltAgCl15.615.612374051382
Cinnabar  (*)NoneHgS15.615.64237387,237388,237391,2374022600
Clinosafflorite  (*)LöllingiteCoAs215.615.6123740021
Covellite  (*)CovelliteCuS15.615.612373844165
Galena  (*)RocksaltPbS15.615.64237386,237389,237403,23740424243
Gold  (*)CopperAu15.615.63237386,237389,23740330554
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)415.615.63237388,237389,2374035591
Marcasite  (*)MarcasiteFeS215.615.64237386,237389,237393,2374035674
Meneghinite  (*)MeneghinitePb13CuSb7S2415.615.61237403158
Metacinnabar  (*)SphaleriteHgS15.615.61237388255
Miargyrite  (*)NoneAgSbS215.615.62237389,237403300
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)215.615.64237386,237389,237393,23740317380
Naumannite  (*)Not in a structural groupAg2Se15.615.63237386,237389,237403192
Opal  (*)AmorphousSiO2·nH2O15.615.612373882994
Orpiment  (*)OrpimentAs2S315.615.61237403511
Proustite  (*)NoneAg3AsS315.615.61237405733
Pyrargyrite  (*)NoneAg3SbS315.615.65237384,237386,237389,237392,2374031425
Pyrite  (*)PyriteFeS215.615.68237386,237387,237388,237389,237393,237398,237399,23740339462
Pyrrhotite  (*)NickelineFe7S815.615.62237386,2374039056
Quartz  (*)QuartzSiO215.615.615237384,237385,237386,237387,237388,237389,237390,237392,237393,237394,237399,237401,237402,237403,23740561156
Realgar  (*)NoneAsS15.615.61237403712
Selenium  (*)SulphurSe15.615.61237388143
Silver  (*)CopperAg15.615.63237385,237403,2374055186
Sphalerite  (*)SphaleriteZnS15.615.64237386,237389,237393,23740321482
Stephanite  (*)NoneAg5SbS415.615.63237384,237392,237403586
Stibnite  (*)StibniteSb2S315.615.69237384,237386,237388,237389,237390,237393,237399,237403,2374063418
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1315.615.64237386,237389,237393,2374035317
Valentinite  (*)NoneSb2O315.615.62237385,237403369


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
Emily00054415.615.6 K-Arvein formation      62749Buckskin Mountain, National District, Humboldt Co., Nevada, USABuckskin Mountain, National District, Humbolt County, NevadaVikre (1985)10.2113/gsecongeo.80.2.360EG80_360average of two samples; BN2-268 and BN2-297

All locality data graciously provided by mindat.org

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