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:
Peñon Blanco Peak, Coulterville District, Mother Lode Belt, Tuolumne Co., California, USA

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

mindat Locality ID: 250047
mindat URL: http://www.mindat.org/loc-250047.html

Tectonic Settings:

Total number of sublocalities beneath "Peñon Blanco Peak, Coulterville District, Mother Lode Belt, Tuolumne Co., California, USA": 6
Total number of bottom-level sublocalities: 6

Number of Child Localities: 6
Child Localities:
Bower Occurrence
Fleming Mine (Intervanor)
McAlpine Mine
Unidentified Au Occurrence [1]
Unidentified Au Occurrence [3]
Unidentified Au Workings [2]

Latitude: 37°45'34"N
Longitude: 120°14'52"W
Decimal Degree (lat, lon): 37.759444444444,-120.24777777778
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 K Mg Mn Na Ni O Pb S Sb Si Te Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteApatiteCalciteChalcopyriteClayCopperCorundumDiasporeFeldsparMalachite
MeloniteMicaMilleriteNickelineNoneNot in a structural groupOwyheeitePerovskitePyriteQuartz
RocksaltSkutteruditeSphaleriteTalcTetrahedriteVivianiteZemannite

37 IMA Minerals at location:
Acanthite  (*)Albite  (*)Altaite  (*)Annabergite  (*)Azurite  (*)
Calcite  (*)Chalcopyrite  (*)Chlorargyrite  (*)Choloalite  (*)Dolomite  (*)
Galena  (*)Goethite  (*)Gold  (*)Graphite  (*)Hematite  (*)
Hessite  (*)Keystoneite  (*)Kuranakhite  (*)Magnesite  (*)Malachite  (*)
Mcalpineite  (*)Melonite  (*)Millerite  (*)Mimetite  (*)Muscovite  (*)
Owyheeite  (*)Gersdorffite-Pa3  (*)Petzite  (*)Pyrargyrite  (*)Pyrite  (*)
Pyrrhotite  (*)Quartz  (*)Silver  (*)Skutterudite  (*)Sphalerite  (*)
Talc  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S5.3011833722793
Albite  (*)FeldsparNa(AlSi3O8)5.3011833728803
Altaite  (*)RocksaltPbTe5.301183372489
Annabergite  (*)VivianiteNi3(AsO4)2·8H2O5.301183372445
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)25.3011833725509
Calcite  (*)CalciteCa(CO3)5.30118337227770
Chalcopyrite  (*)ChalcopyriteCuFeS25.30118337227198
Chlorargyrite  (*)RocksaltAgCl5.3011833721382
Choloalite  (*)None(Pb,Ca)3(Cu,Sb)3Te6O18Cl5.3011833727
Dolomite  (*)NoneCaMg(CO3)25.3011833729895
Galena  (*)RocksaltPbS5.30118337224243
Goethite  (*)DiasporeFeO(OH)5.3011833727437
Gold  (*)CopperAu5.30118337230554
Graphite  (*)NoneC5.3011833722812
Hematite  (*)CorundumFe2O35.30118337214640
Hessite  (*)NoneAg2Te5.301183372804
Keystoneite  (*)ZemanniteMg0.5NiFe3+(Te4+O3)3·4H2O5.3011833724
Kuranakhite  (*)NonePbMn4+Te6+O65.3011833727
Magnesite  (*)CalciteMg(CO3)5.3011833721487
Malachite  (*)MalachiteCu2(CO3)(OH)25.30118337212537
Mcalpineite  (*)NoneCu3Te6+O65.30118337212
Melonite  (*)MeloniteNiTe25.301183372207
Millerite  (*)MilleriteNiS5.3011833721066
Mimetite  (*)ApatitePb5(AsO4)3Cl5.3011833721107
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)25.30118337217380
Owyheeite  (*)OwyheeiteAg3Pb10Sb11S285.30118337289
Gersdorffite-Pa3  (*)PyriteNiAsS5.301183372767
Petzite  (*)NoneAg3AuTe25.301183372409
Pyrargyrite  (*)NoneAg3SbS35.3011833721425
Pyrite  (*)PyriteFeS25.30118337239462
Pyrrhotite  (*)NickelineFe7S85.3011833729056
Quartz  (*)QuartzSiO25.30118337261156
Silver  (*)CopperAg5.3011833725186
Skutterudite  (*)Skutterudite PerovskiteCoAs35.301183372531
Sphalerite  (*)SphaleriteZnS5.30118337221482
Talc  (*)Clay TalcMg3Si4O10(OH)25.3011833723337
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S135.3011833725317


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-000345.30 ?-?    YesImiteriteHg3581Golden Rule Mine, Jumper & Golden Rule Group (Jumper Mine; Jumper Claim; Jumper Deposit; New Era Claim), Jamestown Mine (Jamestown Group), Jamestown, Jamestown District, Mother Lode Belt, Tuolumne Co., California, USACalifornia Mercury OccurrencesStudemeister (1984)10.1007/BF00199786MD19_202 

SampleSource LocalityReference URL
R070140McAlpine Mine, Peñon Blanco Peak, Coulterville District, Mother Lode Belt, Tuolumne Co., California, USAhttps://rruff.info/R070140
R070660McAlpine Mine, Peñon Blanco Peak, Coulterville District, Mother Lode Belt, Tuolumne Co., California, USAhttps://rruff.info/R070660
R070661McAlpine Mine, Peñon Blanco Peak, Coulterville District, Mother Lode Belt, Tuolumne Co., California, USAhttps://rruff.info/R070661

All locality data graciously provided by mindat.org

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