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:
Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USA

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

mindat Locality ID: 299645
mindat URL: http://www.mindat.org/loc-299645.html

Tectonic Settings:

Total number of sublocalities beneath "Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USA": 12
Total number of bottom-level sublocalities: 12

Number of Child Localities: 12
Child Localities:
Alpine Mine (Alpine Deposit; Black Hawk Mine; Esmeralda Mine)
Clear Creek Canyon
Clear Creek Claim (Clear Creek Mine)
Nickel Magnesium Group
Reported Cr Occurrence [4]
Reported Hg Occurrence [7]
S. L. Mead Chromite Occurrence
San Benito Asbestos Company Mine
Tirado And Shear Mine
Unconfirmed Ni Occurrence [2]
Unnamed Ni Prospect [1]
Unnamed Serpentine Occurrence [1]

Latitude: 36°22'2"N
Longitude: 120°44'13"W
Decimal Degree (lat, lon): 36.367222222222,-120.73694444444

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 B Ba Br C Ca Cl Cr Fe H Hg I K Mg Mn N Na Ni O S Si Sr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AluniteAmorphousArtiniteBaryteCalciteChloriteClayCorundumDiasporeGadolinite
GarnetGypsumHydrotalciteMilleriteNoneNot in a structural groupPyriteQuartzSepioliteSerpentine
Smectite-vermiculiteSphaleriteSpinelStarkeyiteSulphurTalcWoodwardite

56 IMA Minerals at location:
Artinite  (*)Aurivilliusite  (*)Baryte  (*)Calcite  (*)Calomel  (*)
Chromite  (*)Chrysotile  (*)Cinnabar  (*)Clearcreekite  (*)Datolite  (*)
Deanesmithite  (*)Dolomite  (*)Donharrisite  (*)Edgarbaileyite  (*)Edoylerite  (*)
Eglestonite  (*)Eskolaite  (*)Gaildunningite  (*)Gianellaite  (*)Goethite  (*)
Gypsum  (*)Hanawaltite  (*)Hematite  (*)Huntite  (*)Hydromagnesite  (*)
Jarosite  (*)Magnesiochromite  (*)Magnesite  (*)Magnetite  (*)Melanophlogite  (*)
Mercury  (*)Metacinnabar  (*)Millerite  (*)Montmorillonite  (*)Montroydite  (*)
Mosesite  (*)Mountkeithite  (*)Nimite  (*)Opal  (*)Pecoraite  (*)
Peterbaylissite  (*)Pyrite  (*)Quartz  (*)Reevesite  (*)Rozenite  (*)
Schuetteite  (*)Sepiolite  (*)Sulphur  (*)Szymańskiite  (*)Talc  (*)
Tedhadleyite  (*)Terlinguaite  (*)Todorokite  (*)Uvarovite  (*)Vasilyevite  (*)
Wattersite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Artinite  (*)ArtiniteMg2(CO3)(OH)2·3H2O5.302170140,17014175
Aurivilliusite  (*)NoneHg1+Hg2+OI5.3011701421
Baryte  (*)BaryteBa(SO4)5.30117014211547
Calcite  (*)CalciteCa(CO3)5.30117014227770
Calomel  (*)NoneHgCl5.30117014291
Chromite  (*)SpinelFe2+Cr2O45.3011701463902
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)45.301170141951
Cinnabar  (*)NoneHgS5.303170140,170142,1701482600
Clearcreekite  (*)NoneHg1+3(CO3)(OH)·2H2O5.3011701421
Datolite  (*)GadoliniteCaB(SiO4)(OH)5.301170141498
Deanesmithite  (*)NoneHg1+2Hg2+3S2O(CrO4)5.3011701421
Dolomite  (*)NoneCaMg(CO3)25.3011701429895
Donharrisite  (*)NoneNi3HgS35.3011701423
Edgarbaileyite  (*)NoneHg1+6Si2O75.3011701426
Edoylerite  (*)NoneHg2+3(Cr6+O4)S25.3011701421
Eglestonite  (*)None([Hg1+]2)3OCl3(OH)5.30117014236
Eskolaite  (*)CorundumCr2O35.30117014230
Gaildunningite  (*)NoneHg2+3[NHg2+2]18(Cl,I)245.3011701421
Gianellaite  (*)None(Hg2N)2(SO4)(H2O)x5.3011701423
Goethite  (*)DiasporeFeO(OH)5.3011701427437
Gypsum  (*)GypsumCa(SO4)·2H2O5.3011701426890
Hanawaltite  (*)NoneHg1+6Hg2+O3Cl25.3011701421
Hematite  (*)CorundumFe2O35.30117014214640
Huntite  (*)Not in a structural groupCaMg3(CO3)45.30117014269
Hydromagnesite  (*)NoneMg5(CO3)4(OH)2·4H2O5.302170141,170142341
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)65.3011701422228
Magnesiochromite  (*)SpinelMgCr2O45.302170140,170142311
Magnesite  (*)CalciteMg(CO3)5.3011701421487
Magnetite  (*)SpinelFe2+Fe3+2O45.30117014214899
Melanophlogite  (*)NoneC2H17O5·Si46O925.30117014238
Mercury  (*)NoneHg5.302170140,170142397
Metacinnabar  (*)SphaleriteHgS5.301170142255
Millerite  (*)MilleriteNiS5.3011701421066
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O5.3011701421508
Montroydite  (*)NoneHgO5.30117014229
Mosesite  (*)None(Hg2N)Cl5.3011701426
Mountkeithite  (*)Woodwardite Hydrotalcite(Mg1-xFe3+x)(SO4)x/2(OH)2·nH2O (x < 0.5, n > 3x/2)5.3011701414
Nimite  (*)Chlorite Clay(Ni,Mg,Al)6(Si,Al)4O10(OH)85.30117014215
Opal  (*)AmorphousSiO2·nH2O5.3011701422994
Pecoraite  (*)Clay SerpentineNi3Si2O5(OH)45.30117014240
Peterbaylissite  (*)NoneHg3(CO3)(OH)·2H2O5.3011701421
Pyrite  (*)PyriteFeS25.30117014239462
Quartz  (*)QuartzSiO25.30117014261156
Reevesite  (*)HydrotalciteNi6Fe3+2(CO3)(OH)16·4H2O5.302170142,17015048
Rozenite  (*)StarkeyiteFe2+(SO4)·4H2O5.301170142293
Schuetteite  (*)NoneHg3O2(SO4)00117014221
Sepiolite  (*)Sepiolite ClayMg4Si6O15(OH)2·6H2O5.301170142241
Sulphur  (*)SulphurS5.3011701422045
Szymańskiite  (*)NoneHg16Ni6(CO3)12(OH)12(H3O)8·3H2O5.3011701421
Talc  (*)Clay TalcMg3Si4O10(OH)25.3011701423337
Tedhadleyite  (*)NoneHg2+Hg1+10O4I2(Cl,Br)25.3011701421
Terlinguaite  (*)NoneHg2OCl5.30117014222
Todorokite  (*)None(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O5.301170142433
Uvarovite  (*)GarnetCa3Cr2(SiO4)35.301170140212
Vasilyevite  (*)None(Hg2)2+10O6I3Br2Cl(CO3)5.3011701421
Wattersite  (*)NoneHg1+4Hg2+O2(CrO4)5.3011701423



3 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-000455.30 ?-?    YesCalomel, Cinnabar, Clearcreekite, Deanesmithite, Edgarbaileyite, Edoylerite, Gianellaite, Hanawaltite, Mercury, Metacinnabar, Montroydite, Mosesite, Peterbaylissite, Schuetteite, Szymanskiite, Tedhadleyite, Terlinguaite, Tiemannite, Wattersite, EglestoniteHg6418New Idria District, Diablo Range, San Benito Co., California, USACalifornia Mercury OccurrencesStudemeister (1984)10.1007/BF00199786MD19_202 
Hg-000335.30 ?-?     Clearcreekite, Deanesmithite, Donharrisite, Edgarbaileyite, Edoylerite, Hanawaltite, Peterbaylissite, Szymanskiite, Tedhadleyite, Wattersite, Vasilyevite, AurivilliusiteHg3529Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USACalifornia Mercury OccurrencesStudemeister (1984)10.1007/BF00199786MD19_202 
Mo-000565.30       MosesiteMo3529Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USACalifornia Mercury OccurrencesStudemeister (1984)10.1007/BF00199786MD19_202 


SampleSource LocalityReference URL
R070086Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R070086
R060500Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R060500
R060543Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R060543
R050220Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R050220
R070235Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R070235
R070084Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R070084
R060626Clear Creek Claim (Clear Creek Mine), Goat Mountain, New Idria District, Diablo Range, San Benito Co., California, USAhttps://rruff.info/R060626


All locality data graciously provided by mindat.org

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