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:
MacArthur Mine, Yerington District, Singatse Range, Lyon Co., Nevada, USA

Oldest recorded age at locality: 161
Youngest recorded age at locality: 161

mindat Locality ID: 21099
mindat URL: http://www.mindat.org/loc-21099.html

Tectonic Settings:

Total number of sublocalities beneath "MacArthur Mine, Yerington District, Singatse Range, Lyon Co., Nevada, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 39°2'50"N
Longitude: 119°14'24"W
Decimal Degree (lat, lon): 39.047222222222,-119.24
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 C Ca Cu Fe H K Mg Mn O P S Si 

Elements from minerals reported directly at this locality: Al C Ca Cu Fe H K Mg Mn O P S Si 

Structural Groups for minerals in this locality: 
AllophaneAluniteAmphiboleChalcopyriteDiasporeMalachiteNoneNot in a structural groupPyriteTurquoise

14 IMA Minerals at location:
Actinolite  (*)Anapaite  (*)Azurite  (*)Cacoxenite  (*)Chalcopyrite  (*)
Chrysocolla  (*)Goethite  (*)Jarosite  (*)Malachite  (*)Neotocite  (*)
Pseudomalachite  (*)Pyrite  (*)Tenorite  (*)Turquoise  (*)
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)216116103419
Anapaite  (*)Not in a structural groupCa2Fe2+(PO4)2·4H2O161161025
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)216116105509
Cacoxenite  (*)NoneFe3+24AlO6(PO4)17(OH)12·75H2O1611610280
Chalcopyrite  (*)ChalcopyriteCuFeS2161161027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O16116103531
Goethite  (*)DiasporeFeO(OH)16116107437
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)616116102228
Malachite  (*)MalachiteCu2(CO3)(OH)2161161012537
Neotocite  (*)Allophane(Mn,Fe)SiO3·H2O (?)1611610186
Pseudomalachite  (*)NoneCu5(PO4)2(OH)41611610369
Pyrite  (*)PyriteFeS2161161039462
Tenorite  (*)NoneCuO16116101101
Turquoise  (*)TurquoiseCuAl6(PO4)4(OH)8·4H2O1611610484


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
PorphCu-00059161161161      Actinolite, Chalcopyrite, Chrysocolla, Pyrite, TenoriteCu21099MacArthur Mine, Yerington District, Singatse Range, Lyon Co., Nevada, USAMacArthurSinger et al. (2008) USGSOFR2008_1155 

SampleSource LocalityReference URL

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