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:
Wright Mountain, New Idria District, Diablo Range, Fresno Co., California, USA

Oldest recorded age at locality: 5.3
Youngest recorded age at locality: 0

mindat Locality ID: 251880
mindat URL: http://www.mindat.org/loc-251880.html

Tectonic Settings:

Total number of sublocalities beneath "Wright Mountain, New Idria District, Diablo Range, Fresno Co., California, USA": 18
Total number of bottom-level sublocalities: 17

Number of Child Localities: 15
Child Localities:
Anita Mine (Rita Mine; Santa Rita Mine; Chiquita Mine)
Butler Estate Chrome Deposit
Christie Mine (Christi Mine; Christy Mine; Christie Asbestos; Coalinga Asbestos)
Condor Syndicate Asbestos Prospect
Del Mexico Mine (Mexican Mine)
Koski Mine (Kaski Mine)
New Idria Serpentinite Asbestos Deposits
Railroad Mine
Ross-Garcia Claims
Unnamed Asbestos Occurrences [2]
Unnamed Asbestos Prospect [8]
Unnamed Hg Occurrence [1]
Unnamed Stone Quarries [7]
Unnamed Stone Quarries [8]
Unspecified Cr Occurrence [1]

Latitude: 36°19'53"N
Longitude: 120°33'3"W
Decimal Degree (lat, lon): 36.331388888889,-120.55083333333
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 Au C Ca Cr Fe H Hg Mg O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleAragoniteArtiniteChloriteClayCopperCorundumGarnetHydrotalciteNone
QuartzSerpentineSpinel

18 IMA Minerals at location:
Aragonite  (*)Artinite  (*)Chromite  (*)Chrysotile  (*)Cinnabar  (*)
Clinochlore  (*)Coalingite  (*)Corundum  (*)Dolomite  (*)Gold  (*)
Hydromagnesite  (*)Hydrotalcite  (*)Lizardite  (*)Magnesiochromite  (*)Magnetite  (*)
Quartz  (*)Tremolite  (*)Uvarovite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aragonite  (*)AragoniteCa(CO3)5.3011557223250
Artinite  (*)ArtiniteMg2(CO3)(OH)2·3H2O5.30115572875
Chromite  (*)SpinelFe2+Cr2O45.302155723,1557363902
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)45.302155724,155728951
Cinnabar  (*)NoneHgS5.303155719,155726,1557272600
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)85.302155720,1557231756
Coalingite  (*)HydrotalciteMg10Fe3+2(CO3)(OH)24·2H2O5.30115572827
Corundum  (*)CorundumAl2O35.3011557201797
Dolomite  (*)NoneCaMg(CO3)25.3011557249895
Gold  (*)CopperAu5.30115572430554
Hydromagnesite  (*)NoneMg5(CO3)4(OH)2·4H2O5.302155720,155728341
Hydrotalcite  (*)HydrotalciteMg6Al2CO3(OH)16(H2O)45.30115572887
Lizardite  (*)Serpentine ClayMg3Si2O5(OH)45.301155720359
Magnesiochromite  (*)SpinelMgCr2O45.301155723311
Magnetite  (*)SpinelFe2+Fe3+2O45.302155720,15572414899
Quartz  (*)QuartzSiO25.30115571961156
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)25.3011557302562
Uvarovite  (*)GarnetCa3Cr2(SiO4)35.301155720212


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
Hg-001305.30 ?-?    YesCinnabar, MetacinnabarHg209927New Idria District, Diablo Range, Fresno Co., California, USACalifornia Mercury OccurrencesStudemeister (1984)10.1007/BF00199786MD19_202 

SampleSource LocalityReference URL

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