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:
Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA

Oldest recorded age at locality: 542
Youngest recorded age at locality: 251

mindat Locality ID: 220064
mindat URL: http://www.mindat.org/loc-220064.html

Tectonic Settings:

Total number of sublocalities beneath "Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Blue Dipper Mine (Blue Dipper Group)
Trumbull Peak Ba-silicate Deposit
Unnamed Au Prospects [27]

Latitude: 37°41'36"N
Longitude: 119°51'16"W
Decimal Degree (lat, lon): 37.693333333333,-119.85444444444
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 C Ca Cl F Fe H Mg Na Ni O P S Si Ti W 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleApatiteAragoniteAstrophylliteBaryteBenitoiteCalciteCerchiaraiteClayClinozoisite
EpidoteEricssoniteFeldsparGillespiteMargarosaniteMeliliteMicaNickelineNoneNot in a structural group
PentlanditePyritePyroxeneQuartzRhodesiteScheeliteTourmalineVesuvianiteWollastonite

34 IMA Minerals at location:
Alforsite  (*)Anandite  (*)Baryte  (*)Benitoite  (*)Bigcreekite  (*)
Calcite  (*)Celsian  (*)Cerchiaraite-(Fe)  (*)Devitoite  (*)Diopside  (*)
Epidote  (*)Esquireite  (*)Fencooperite  (*)Ferroericssonite  (*)Fluorapatite  (*)
Fresnoite  (*)Gillespite  (*)Kinoshitalite  (*)Krauskopfite  (*)Macdonaldite  (*)
Pellyite  (*)Pentlandite  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)
Sanbornite  (*)Scheelite  (*)Schorl  (*)Titantaramellite  (*)Tremolite  (*)
Vesuvianite  (*)Walstromite  (*)Witherite  (*)Wollastonite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Alforsite  (*)ApatiteBa5(PO4)3Cl54225111625735
Anandite  (*)Mica ClayBaFe2+3(Si3Fe3+)O10S(OH)54225111625735
Baryte  (*)BaryteBa(SO4)542251116257311547
Benitoite  (*)BenitoiteBaTiSi3O9542251116257320
Bigcreekite  (*)NoneBaSi2O5·4H2O54225111625733
Calcite  (*)CalciteCa(CO3)116257227770
Celsian  (*)FeldsparBa(Al2Si2O8)5422511162573100
Cerchiaraite-(Fe)  (*)CerchiaraiteBa4Fe3+4(Si4O12)O2(OH)4Cl2[Si2O3(OH)4]54225111625736
Devitoite  (*)AstrophylliteBa6Fe2+7Fe3+2(Si4O12)2(PO4)2(CO3)O2(OH)454225111625733
Diopside  (*)PyroxeneCaMgSi2O654225111625734135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)11625728173
Esquireite  (*)Not in a structural groupBaSi6O13·7H2O54225111625732
Fencooperite  (*)NoneBa6Fe3+3Si8O23(CO3)2Cl3·H2O54225111625732
Ferroericssonite  (*)EricssoniteBaFe2+2Fe3+(Si2O7)O(OH)54225111625733
Fluorapatite  (*)ApatiteCa5(PO4)3F54225111625732740
Fresnoite  (*)MeliliteBa2TiO(Si2O7)542251116257317
Gillespite  (*)GillespiteBaFe2+Si4O1054225111625739
Kinoshitalite  (*)Mica ClayBaMg3(Si2Al2O10)(OH)2542251116257320
Krauskopfite  (*)NoneBaSi2O5·3H2O54225111625736
Macdonaldite  (*)RhodesiteBaCa4Si16O36(OH)2·10H2O54225111625735
Pellyite  (*)NoneBa2CaFe2+2Si6O1754225111625735
Pentlandite  (*)Pentlandite(Ni,Fe)9S854225111625731512
Pyrite  (*)PyriteFeS2542251116257339462
Pyrrhotite  (*)NickelineFe7S85422512162572,1625739056
Quartz  (*)QuartzSiO25422512162572,16257361156
Sanbornite  (*)NoneBaSi2O5542251116257313
Scheelite  (*)ScheeliteCa(WO4)11625724894
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)54225111625732705
Titantaramellite  (*)NoneBa4(Ti,Fe3+,Mg)4(O,OH)2[B2Si8O27]Clx542251116257310
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)211625722562
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1054225111625731395
Walstromite  (*)MargarosaniteBaCa2Si3O954225111625738
Witherite  (*)AragoniteBa(CO3)5422511162573251
Wollastonite  (*)WollastoniteCaSiO311625721247


Locality Notes from all Ages at Locality:
Age IDLocality Notes
Michelle_491Trumbull Peak hosts Ba-Silicate lenses within Paleozoic metasedimentary rocks. It is the TL of fencooperite, sanbornite and titantaramellite.


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
Michelle_491542251Paleozoic Age of metasedimentary rocks      5530Trumbull Peak Ba-silicate Deposit, Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USATrumbull PeakDunning and Cooper (1999) MR30_411Age of paleozoic metasedimentary rocks that host the barium silicate lenses in which fencooperite and other minerals are found.

SampleSource LocalityReference URL
R060432Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USAhttps://rruff.info/R060432
R061032Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USAhttps://rruff.info/R061032

All locality data graciously provided by mindat.org

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