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:
Eight Mile Park, Eight Mile Park Pegmatite District, Fremont Co., Colorado, USA


mindat Locality ID: 6119
mindat URL: http://www.mindat.org/loc-6119.html

Tectonic Settings:

Total number of sublocalities beneath "Eight Mile Park, Eight Mile Park Pegmatite District, Fremont Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 38°29'29"N
Longitude: 105°20'16"W
Decimal Degree (lat, lon): 38.491388888889,-105.33777777778
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 B Be Bi C Ca Ce Cu F Fe H K Li Mg Mn Na Nb O P Pb S Si U Y Zn 

Elements from minerals reported directly at this locality: Ag Al B Be Bi C Ca Ce Cu F Fe H K Li Mg Mn Na Nb O P Pb S Si U Y Zn 

Structural Groups for minerals in this locality: 
ApatiteAragoniteAutuniteBerylBismutiteCalciteClayColumbiteCopperFeldspar
GarnetMeta-autuniteMicaMonaziteNoneNot in a structural groupQuartzSpinelTourmalineTriplite

29 IMA Minerals at location:
Albite  (*)Autunite  (*)Azurite  (*)Beryl  (*)Beyerite  (*)
Bismutite  (*)Calcite  (*)Cerussite  (*)Chalcocite  (*)Cordierite  (*)
Djurleite  (*)Elbaite  (*)Fluorapatite  (*)Gahnite  (*)Magnetite  (*)
Meta-autunite  (*)Microcline  (*)Monazite-(Ce)  (*)Montebrasite  (*)Muscovite  (*)
Parsonsite  (*)Quartz  (*)Samarskite-(Y)  (*)Schorl  (*)Silver  (*)
Spessartine  (*)Torbernite  (*)Triplite  (*)Upalite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)08803
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O01272
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)205509
Beryl  (*)BerylBe3Al2Si6O1804286
Beyerite  (*)BismutiteCaBi2O2(CO3)2096
Bismutite  (*)BismutiteBi2O2(CO3)0716
Calcite  (*)CalciteCa(CO3)027770
Cerussite  (*)AragonitePb(CO3)04979
Chalcocite  (*)NoneCu2S05707
Cordierite  (*)BerylMg2Al4Si5O1801008
Djurleite  (*)NoneCu31S160300
Elbaite  (*)TourmalineNa(Al1.5Li1.5)Al6(Si6O18)(BO3)3(OH)3(OH)0520
Fluorapatite  (*)ApatiteCa5(PO4)3F02740
Gahnite  (*)SpinelZnAl2O40445
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Meta-autunite  (*)Meta-autuniteCa(UO2)2(PO4)2·6H2O0388
Microcline  (*)FeldsparK(AlSi3O8)04924
Monazite-(Ce)  (*)MonaziteCe(PO4)0945
Montebrasite  (*)NoneLiAl(PO4)(OH)0200
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2017380
Parsonsite  (*)NonePb2(UO2)(PO4)2063
Quartz  (*)QuartzSiO2061156
Samarskite-(Y)  (*)ColumbiteYFe3+Nb2O80353
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)02705
Silver  (*)CopperAg05186
Spessartine  (*)GarnetMn2+3Al2(SiO4)301214
Torbernite  (*)NoneCu(UO2)2(PO4)2·12H2O01059
Triplite  (*)TripliteMn2+2(PO4)F0233
Upalite  (*)NoneAl(UO2)3(PO4)2O(OH)·7H2O03


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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