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:
Brooks Mountain, Seward Peninsula, Nome Census Area, Alaska, USA


mindat Locality ID: 23333
mindat URL: http://www.mindat.org/loc-23333.html

Tectonic Settings:

Total number of sublocalities beneath "Brooks Mountain, Seward Peninsula, Nome Census Area, Alaska, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 65°32'13"N
Longitude: 167°8'36"W
Decimal Degree (lat, lon): 65.536944444444,-167.14333333333
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 B C Ca F Fe H K Mg Na O Pb S Sb Si Sn Ti Zn 

Elements from minerals reported directly at this locality: Al As B C Ca F Fe H K Mg Na O Pb S Sb Si Sn Ti Zn 

Structural Groups for minerals in this locality: 
ArsenopyriteCalciteClayClinozoisiteDiasporeEpidoteFeldsparFluoriteHulsiteHumite
LudwigiteMicaNickelineNonePerovskitePertsevitePyroxeneRocksaltSphaleriteSpinel
StibniteVesuvianite

32 IMA Minerals at location:
Aluminomagnesiohulsite  (*)Anorthite  (*)Arsenopyrite  (*)Azoproite  (*)Calcite  (*)
Chondrodite  (*)Diopside  (*)Epidote  (*)Fluoborite  (*)Fluorite  (*)
Galena  (*)Goethite  (*)Hedenbergite  (*)Hulsite  (*)Kotoite  (*)
Ludwigite  (*)Maghemite  (*)Magnesiohulsite  (*)Magnetite  (*)Nordenskiöldine  (*)
Pertsevite-(F)  (*)Pertsevite-(OH)  (*)Phlogopite  (*)Pyrrhotite  (*)Schoenfliesite  (*)
Siderophyllite  (*)Sphalerite  (*)Spinel  (*)Stibnite  (*)Suanite  (*)
Vesuvianite  (*)Vonsenite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aluminomagnesiohulsite  (*)HulsiteMg2AlO2(BO3)03
Anorthite  (*)FeldsparCa(Al2Si2O8)01036
Arsenopyrite  (*)ArsenopyriteFeAsS09052
Azoproite  (*)LudwigiteMg2[(Ti,Mg),Fe3+]O2(BO3)03
Calcite  (*)CalciteCa(CO3)027770
Chondrodite  (*)HumiteMg5(SiO4)2F20285
Diopside  (*)PyroxeneCaMgSi2O604135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)08173
Fluoborite  (*)NoneMg3(BO3)F3052
Fluorite  (*)FluoriteCaF209617
Galena  (*)RocksaltPbS024243
Goethite  (*)DiasporeFeO(OH)07437
Hedenbergite  (*)PyroxeneCaFe2+Si2O60741
Hulsite  (*)HulsiteFe2+2Fe3+O2(BO3)015
Kotoite  (*)NoneMg3(BO3)2020
Ludwigite  (*)LudwigiteMg2Fe3+O2(BO3)0134
Maghemite  (*)Spinel(Fe3+0.67   0.33)Fe3+2O40229
Magnesiohulsite  (*)HulsiteMg2Fe3+O2(BO3)03
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Nordenskiöldine  (*)NoneCaSn(BO3)2016
Pertsevite-(F)  (*)PertseviteMg2(BO3)F08
Pertsevite-(OH)  (*)PertseviteMg2(BO3)(OH)03
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)202273
Pyrrhotite  (*)NickelineFe7S809056
Schoenfliesite  (*)PerovskiteMgSn(OH)6010
Siderophyllite  (*)MicaKFe2+2Al(Si2Al2)O10(OH)2092
Sphalerite  (*)SphaleriteZnS021482
Spinel  (*)SpinelMgAl2O401934
Stibnite  (*)StibniteSb2S303418
Suanite  (*)NoneMg2B2O5016
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1001395
Vonsenite  (*)LudwigiteFe2+2Fe3+O2(BO3)062


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL
R070537Brooks Mountain, Seward Peninsula, Nome Census Area, Alaska, USAhttps://rruff.info/R070537
R130016Brooks Mountain, Seward Peninsula, Nome Census Area, Alaska, USAhttps://rruff.info/R130016
R130017Brooks Mountain, Seward Peninsula, Nome Census Area, Alaska, USAhttps://rruff.info/R130017

All locality data graciously provided by mindat.org

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