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:
Moose Peak, Island Mountain, Coastal Range, Trinity Co., California, USA

Oldest recorded age at locality: 108
Youngest recorded age at locality: 108

mindat Locality ID: 242205
mindat URL: http://www.mindat.org/loc-242205.html

Tectonic Settings:

Total number of sublocalities beneath "Moose Peak, Island Mountain, Coastal Range, Trinity Co., California, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Island Mountain Mine (Dahrman Group; Island Mountain Consolidated Mine; Annex; Leach; Merritt Gore; Shotgun)

Latitude: 40°0'59"N
Longitude: 123°29'"W
Decimal Degree (lat, lon): 40.016388888889,-123.48333333333

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 As C Ca Co Cu Fe H Mg Ni O S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
ArsenoliteArsenopyriteCalciteChalcanthiteChalcopyriteCopiapiteCopperCoquimbiteCubaniteEpsomite
GypsumHalotrichiteKieseriteMalachiteMelanteriteNickelineNoneNot in a structural groupOrpimentPyrite
QuartzRömeriteSphaleriteWurtzite

29 IMA Minerals at location:
Aluminocopiapite  (*)Arsenolite  (*)Arsenopyrite  (*)Azurite  (*)Bieberite  (*)
Bornite  (*)Calcite  (*)Chalcanthite  (*)Chalcocite  (*)Chalcopyrite  (*)
Copiapite  (*)Copper  (*)Coquimbite  (*)Cubanite  (*)Fibroferrite  (*)
Goslarite  (*)Gypsum  (*)Halotrichite  (*)Kornelite  (*)Malachite  (*)
Melanterite  (*)Morenosite  (*)Orpiment  (*)Pyrite  (*)Pyrrhotite  (*)
Quartz  (*)Römerite  (*)Sphalerite  (*)Szomolnokite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aluminocopiapite  (*)Copiapite(Al,Mg)Fe3+4(SO4)6(OH,O)2·20H2O108108118086250
Arsenolite  (*)ArsenoliteAs2O31081081180862231
Arsenopyrite  (*)ArsenopyriteFeAsS10810811808629052
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)210810811808625509
Bieberite  (*)MelanteriteCo(SO4)·7H2O108108118086250
Bornite  (*)NoneCu5FeS410810811808625516
Calcite  (*)CalciteCa(CO3)108108118086227770
Chalcanthite  (*)ChalcanthiteCu(SO4)·5H2O1081081180862925
Chalcocite  (*)NoneCu2S10810811808625707
Chalcopyrite  (*)ChalcopyriteCuFeS2108108118086227198
Copiapite  (*)CopiapiteFe2+Fe3+4(SO4)6(OH)2·20H2O1081081180862382
Copper  (*)CopperCu10810811808623846
Coquimbite  (*)CoquimbiteAlFe3(SO4)6(H2O)12·6H2O1081081180862136
Cubanite  (*)Cubanite WurtziteCuFe2S31081081180862802
Fibroferrite  (*)Not in a structural groupFe3+(SO4)(OH)·5H2O1081081180862107
Goslarite  (*)EpsomiteZn(SO4)·7H2O1081081180862188
Gypsum  (*)GypsumCa(SO4)·2H2O10810811808626890
Halotrichite  (*)HalotrichiteFe2+Al2(SO4)4·22H2O1081081180862409
Kornelite  (*)Not in a structural groupFe3+2(SO4)3·7H2O (?)108108118086221
Malachite  (*)MalachiteCu2(CO3)(OH)2108108118086212537
Melanterite  (*)MelanteriteFe(SO4)·7H2O1081081180862915
Morenosite  (*)EpsomiteNi(SO4)·7H2O108108118086284
Orpiment  (*)OrpimentAs2S31081081180862511
Pyrite  (*)PyriteFeS2108108118086239462
Pyrrhotite  (*)NickelineFe7S810810811808629056
Quartz  (*)QuartzSiO2108108118086261156
Römerite  (*)RömeriteFe2+Fe3+2(SO4)4·14H2O1081081180862115
Sphalerite  (*)SphaleriteZnS108108118086221482
Szomolnokite  (*)KieseriteFe(SO4)·H2O1081081180862139



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
vms-01032108108Early to Middle Cretaceous       S12058Island Mountain Mine (Dahrman Group; Island Mountain Consolidated Mine; Annex; Leach; Merritt Gore; Shotgun), Moose Peak, Island Mountain, Coastal Range, Trinity Co., California, USAIsland MountainMoiser et al. (2009) USGSOFR2009_1034 


SampleSource LocalityReference URL


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