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:
West Belt, Mariposa Co., California, USA

Oldest recorded age at locality: 1409
Youngest recorded age at locality: 138

mindat Locality ID: 82219
mindat URL: http://www.mindat.org/loc-82219.html

Tectonic Settings:

Total number of sublocalities beneath "West Belt, Mariposa Co., California, USA": 205
Total number of bottom-level sublocalities: 181

Number of Child Localities: 7
Child Localities:
Burns Creek
Cathey District (Cathay District)
Granite Springs District
Hayward
Hornitos District
Hunter Valley District
Webb Station

Latitude: 37°33'58"N
Longitude: 120°14'46"W
Decimal Degree (lat, lon): 37.566111111111,-120.24611111111
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 C Ca Cu Fe H Hg Ir K Mg Mn Na O Os Pb Pt Ru S Sb Si Sr Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllophaneAndalusiteArsenopyriteAuricuprideBaryteCalciteChalcopyriteClayCopper
CorundumCovelliteDiasporeEpidoteKaoliniteMalachiteMarcasiteMicaNoneNot in a structural group
OlivinePerovskitePotaritePyritePyrophylliteQuartzRhodoniteRocksaltRutileSphalerite
SpinelSulphurTalcTetrahedrite

47 IMA Minerals at location:
Acanthite  (*)Alunite  (*)Andalusite  (*)Ankerite  (*)Arsenopyrite  (*)
Azurite  (*)Baryte  (*)Bementite  (*)Bornite  (*)Calcite  (*)
Chalcocite  (*)Chalcopyrite  (*)Chrysocolla  (*)Cinnabar  (*)Cooperite  (*)
Covellite  (*)Cuprite  (*)Galena  (*)Goethite  (*)Gold  (*)
Hausmannite  (*)Hematite  (*)Iridium  (*)Isoferroplatinum  (*)Kaolinite  (*)
Malachite  (*)Marcasite  (*)Muscovite  (*)Osmium  (*)Piemontite  (*)
Platinum  (*)Proustite  (*)Pyrargyrite  (*)Pyrite  (*)Pyrolusite  (*)
Pyrophyllite  (*)Quartz  (*)Rhodonite  (*)Ruthenium  (*)Sphalerite  (*)
Sulphur  (*)Talc  (*)Tenorite  (*)Tephroite  (*)Tetraferroplatinum  (*)
Tetrahedrite-(Zn)  (*)Todorokite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S11633392793
Alunite  (*)NoneKAl3(SO4)2(OH)61163363966
Andalusite  (*)AndalusiteAl2SiO52163306,1633641310
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)211633143092
Arsenopyrite  (*)ArsenopyriteFeAsS4163235,163240,163254,1633399052
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)22163273,1634095509
Baryte  (*)BaryteBa(SO4)1701704163331,163339,163424,16342911547
Bementite  (*)ClayMn7Si6O15(OH)81163279173
Bornite  (*)NoneCu5FeS44163256,163326,163339,1634095516
Calcite  (*)CalciteCa(CO3)1701702163279,16333127770
Chalcocite  (*)NoneCu2S1701702163331,1634095707
Chalcopyrite  (*)ChalcopyriteCuFeS217017015163256,163273,163284,163314,163326,163328,163331,163339,163349,163377,163398,163401,163409,163424,16342927198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O11632733531
Cinnabar  (*)NoneHgS11632892600
Cooperite  (*)NonePtS1163348124
Covellite  (*)CovelliteCuS1701702163331,1633544165
Cuprite  (*)Not in a structural groupCu2O11632732970
Galena  (*)RocksaltPbS17017010163235,163240,163254,163314,163316,163331,163339,163349,163401,16342424243
Goethite  (*)DiasporeFeO(OH)11632347437
Gold  (*)CopperAu71163235,163237,163239,163240,163242,163243,163244,163248,163249,163254,163255,163257,163262,163263,163264,163267,163268,163269,163271,163272,163274,163278,163280,163289,163290,163291,163296,163298,163299,163301,163303,163314,163316,163317,163318,163325,163326,163327,163328,163329,163333,163336,163339,163340,163341,163342,163344,163345,163346,163348,163349,163351,163353,163357,163365,163366,163380,163383,163389,163398,163399,163401,163403,163405,163407,163408,163412,163415,163426,163428,16343230554
Hausmannite  (*)SpinelMn2+Mn3+2O41163279350
Hematite  (*)CorundumFe2O31701703163331,163353,16340914640
Iridium  (*)CopperIr1163348162
Isoferroplatinum  (*)Auricupride PerovskitePt3Fe1163348128
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41701702163424,1634295591
Malachite  (*)MalachiteCu2(CO3)(OH)21701704163260,163331,163377,16340912537
Marcasite  (*)MarcasiteFeS211633835674
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)21701703163252,163331,16342417380
Osmium  (*)NoneOs1163348169
Piemontite  (*)EpidoteCa2(Al2Mn3+)[Si2O7][SiO4]O(OH)1163279260
Platinum  (*)CopperPt1163348485
Proustite  (*)NoneAg3AsS31163339733
Pyrargyrite  (*)NoneAg3SbS32163314,1633341425
Pyrite  (*)PyriteFeS217017025163235,163239,163240,163254,163255,163256,163301,163313,163314,163317,163326,163328,163331,163339,163341,163342,163349,163353,163354,163377,163398,163401,163407,163412,16342439462
Pyrolusite  (*)RutileMnO23163279,163375,1633863106
Pyrophyllite  (*)Clay PyrophylliteAl2Si4O10(OH)22163357,163368771
Quartz  (*)QuartzSiO217017054163234,163235,163237,163239,163240,163242,163248,163249,163254,163255,163259,163268,163278,163280,163289,163299,163301,163303,163313,163314,163317,163318,163326,163329,163331,163333,163336,163339,163340,163341,163342,163344,163349,163353,163354,163357,163368,163377,163380,163383,163385,163389,163398,163399,163401,163403,163405,163407,163408,163409,163412,163426,163428,16343261156
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)3163279,163285,163332969
Ruthenium  (*)NoneRu116334846
Sphalerite  (*)SphaleriteZnS1701706163316,163331,163339,163349,163424,16342921482
Sulphur  (*)SulphurS2163294,1633542045
Talc  (*)Clay TalcMg3Si4O10(OH)211634313337
Tenorite  (*)NoneCuO2163260,1633741101
Tephroite  (*)OlivineMn2+2(SiO4)1163279240
Tetraferroplatinum  (*)PotaritePtFe116334866
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S131701703163331,163409,1634295317
Todorokite  (*)None(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O1163353433


23 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
vms-01024170170Jurassic       S81941Blue Moon Mine (Porcupine Mine; Blue Cloud Mine; Red Cloud Mine; Percupine Mine; American Eagle Mine; Bullion Hill Mine), Quartzburg, Hornitos District, West Belt, Mariposa Co., California, USABlue MoonMoiser et al. (2009) USGSOFR2009_1034 
USGS-U-Th-Pb-02591_206_238146146146206_238age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02591_207_206155143149±6207_206age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02591_207_235146146146207_235age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02592_206_238145145145206_238age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02592_207_206155141148±7207_206age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02592_207_235145145145207_235age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02593_206_238162162162206_238age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02593_207_206554546550±4207_206age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02593_207_235189189189207_235age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02594_206_238138138138206_238age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02594_207_206177165171±6207_206age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02594_207_235140140140207_235age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02595_206_238149149149206_238age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02595_207_206337329333±4207_206age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02595_207_235161161161207_235age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02596_206_238190190190206_238age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02596_207_206769763766±3207_206age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02596_207_235241241241207_235age of intrusionzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02611_206_238465465465206_238age not evaluatedzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02611_207_206140914071408±1207_206age not evaluatedzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-02611_207_235662662662207_235age not evaluatedzircon   Zircon  249957Waltz Property [2], Three Buttes (Tres Cerritos), Hornitos District, West Belt, Mariposa Co., California, USA USGS-U-Th-Pb USGS-U-Th-Pb 
vms-01020170170Jurassic       S81928Akoz Mine (Asposozien Mine; B.A.B. Mine; Radium Mine), Webb Station, West Belt, Mariposa Co., California, USAAkozMoiser et al. (2009) USGSOFR2009_1034 

SampleSource LocalityReference URL
X050133Indian Gulch Mine, Santa Cruz Mountain, Hornitos District, West Belt, Mariposa Co., California, USAhttps://rruff.info/X050133

All locality data graciously provided by mindat.org

All age data...

Other copyright data...