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:
Delta River District, Southeast Fairbanks Census Area, Alaska, USA


mindat Locality ID: 203134
mindat URL: http://www.mindat.org/loc-203134.html

Tectonic Settings:

Total number of sublocalities beneath "Delta River District, Southeast Fairbanks Census Area, Alaska, USA": 132
Total number of bottom-level sublocalities: 132

Number of Child Localities: 132
Child Localities:
Ann Creek Prospect (Bee Mining)
Antler Occurrence
BGM Breccia Occurrence
Black Rapids Glacier
BM-75 Occurrence
Boot Flap Prospect
BOS Occurrence
Canwell Ridge Prospect
Crash Prospect
East Broxson Au Occurrence
East Canyon Occurrence
East Fork Of Broxson Gulch Mine
East Peak Occurrence (Rainy)
East Rainy Prospect
Eb No. 4 Prospect
ED Occurrence
Emerick; Rainbow Ridge; Miller Creek Prospect
FL Feeder Prospect
Glacier Lake; Forbes Prospect
Green Wonder Prospect
Gunnysack Creek Prospect (east Of Black Rapids Roadhouse)
Hail Creek Prospect
Hayes Glacier East Prospect
Hayes Glacier West Prospect
Landslide Creek Prospect (east Of Lower Eureka Glacier)
LFF Prospect
Lower Canwell Prospect
Lower Crash Prospect
Lower McCumber Creek Occurrence
Lower Specimen Creek Prospect
Lucky 7 Occurrence
Middle Fork Of Broxson Gulch Mine
Morningstar Creek Prospect
North Rainy Occurrence
Notar Prospect
Ober Creek Prospect
Odie Prospect
Pegmatite Creek Occurrence
Pioneer; Eastern Star; Rainbow; Ghezzi Prospects
PP Diatreme Prospect
Ptarmigan Creek Prospects
Rainy Breccia Occurrence
Rainy Creek Mine
Redemption Creek Prospect
Roberts No. 1 Prospect
Roberts No. 2; McGinnis Glacier Prospect
Savage Creek Occurrence
Specimen Creek Mine
Tres Equis Prospect
Tv Bas Occurrence
UM Landslide Occurrence (north Of Upper Eureka Creek)
Unnamed Occurrence (ARDF - MH011; On Peak 5782)
Unnamed Occurrence (ARDF - MH019; North Of Head Of McCumber Creek)
Unnamed Occurrence (ARDF - MH105; North Of The Head Of Eureka Creek)
Unnamed Occurrence (ARDF - MH109; East Of Lower Eureka Glacier)
Unnamed Occurrence (ARDF - MH115; West Of Broxson Gulch)
Unnamed Occurrence (ARDF - MH117; West Side Of Broxson Gulch)
Unnamed Occurrence (ARDF - MH119; Ridge Between The Middle And East Forks In Broxson Gulch)
Unnamed Occurrence (ARDF - MH120; Ridge Between Middle And East Forks In Broxson Gulch)
Unnamed Occurrence (ARDF - MH121; Ridge Between Middle And East Forks In Broxson Gulch)
Unnamed Occurrence (ARDF - MH122; Ridge Between Middle And East Forks In Broxson Gulch)
Unnamed Occurrence (ARDF - MH125; Upper Specimen Creek)
Unnamed Occurrence (ARDF - MH127; East Of Lower Broxson Gulch)
Unnamed Occurrence (ARDF - MH132; Southeast Headwaters Of The East Fork In Broxson Gulch)
Unnamed Occurrence (ARDF - MH134; East Of Peak 6346)
Unnamed Occurrence (ARDF - MH136; Tributary Of The East Fork In Broxson Gulch)
Unnamed Occurrence (ARDF - MH138; Head Of Specimen Creek)
Unnamed Occurrence (ARDF - MH141; East Of Specimen Creek)
Unnamed Occurrence (ARDF - MH142; Southwest Of West Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH144; South Of West Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH146; Northeast Side Of West Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH147; West Of North Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH150; West Of Upper North Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH151; West Of Upper North Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH154; West Of Head Of North Fork Rainy Creek)
Unnamed Occurrence (ARDF - MH155; Head Of The North Fork Of Ann Creek)
Unnamed Occurrence (ARDF - MH162; South Of Ann Creek)
Unnamed Occurrence (ARDF - MH165; Northeast Of Upper Ann Creek); Marsha
Unnamed Occurrence (ARDF - MH169; South Of Upper Eureka Creek)
Unnamed Occurrence (ARDF - MH174; Northeast Of Sevenmile Lake)
Unnamed Occurrence (ARDF - MH175; West Of Fish Lake)
Unnamed Occurrence (ARDF - MH177; West Of Fish Lake)
Unnamed Occurrence (ARDF - MH178; Fish Lake)
Unnamed Occurrence (ARDF - MH206; South Of Millers Roadhouse)
Unnamed Occurrence (ARDF - MH208; North Flank Of Rainbow Ridge)
Unnamed Occurrence (ARDF - MH211; Northeast Of 'Miller Mine')
Unnamed Occurrence (ARDF - MH212; Northeast Of 'Miller Mine')
Unnamed Occurrence (ARDF - MH213; East-northeast Of 'Miller Mine')
Unnamed Occurrence (ARDF - MH214; Southeast Of VABM Canwell)
Unnamed Occurrence (ARDF - MH215; Southwest Flank Of Rainbow Ridge)
Unnamed Occurrence (ARDF - MH219; Southwest Of VABM Canwell)
Unnamed Occurrence (ARDF - MH221; South-southeast Of VABM Canwell)
Unnamed Occurrence (ARDF - MH222; East Side Of Richardson Highway Near Phelan Creek)
Unnamed Occurrence (ARDF - MH223; Rainbow Ridge South Of Rainbow Mountain)
Unnamed Occurrence (ARDF - MH225; West Of Lower Canwell Glacier)
Unnamed Occurrence (ARDF - MH229; Rainbow Ridge South Of Rainbow Mountain)
Unnamed Occurrence (ARDF - MH230; Rainbow Ridge South-southeast Of Rainbow Mountain)
Unnamed Occurrence (ARDF - MH231; South-southeast Of Rainbow Mountain)
Unnamed Occurrence (ARDF - MH232; West Face Of Rainbow Ridge South Of Rainbow Mountain)
Unnamed Occurrence (ARDF - MH233; Southeast End Of Rainbow Ridge)
Unnamed Occurrence (ARDF - MH234; Upper McCallum Creek)
Unnamed Occurrence (ARDF - MH235; East-southeast Of The Toe Of McCallum Glacier)
Unnamed Occurrence (ARDF - MH236; East Of The Toe Of McCallum Glacier)
Unnamed Occurrence (ARDF - MH237; East-northeast Of The Toe Of McCallum Glacier)
Unnamed Occurrence (ARDF - MH238; Northeast Of Snow White Peak)
Unnamed Occurrence (ARDF - MH242; North Of The Glacier At The Head Of The West Fork Robertson River)
Unnamed Occurrence (ARDF - MH243; North Of The Glacier At The Head Of The West Fork Robertson River)
Unnamed Occurrences (ARDF - MH157; East Of North Fork Rainy Creek)
Unnamed Occurrences (ARDF - MH161; Midway Between Lower Rainy Creek And Ann Creek); Southeast Rainy
Unnamed Occurrences (ARDF - MH163; Southwest Of Upper Ann Creek); East Rainy Skarn
Unnamed Occurrences (ARDF - MH167; East Side Of North Fork Rainy Creek)
Unnamed Occurrences (ARDF - MH224; Rainbow Mountain)
Unnamed Prospect (ARDF - MH002; In Ptarmigan Creek)
Unnamed Prospect (ARDF - MH014; South Of Black Rapids Roadhouse)
Unnamed Prospect (ARDF - MH113; West Of Broxson Gulch)
Unnamed Prospect (ARDF - MH116; West Side Of Broxson Gulch)
Unnamed Prospect (ARDF - MH128; East Of Lower Broxson Gulch)
Unnamed Prospect (ARDF - MH137; East Side Of Upper Specimen Creek)
Unnamed Prospect (ARDF - MH145; Northeast Side Of West Fork Rainy Creek)
Unnamed Prospect (ARDF - MH160; Northwest Flank Of Rainy Mountain); Copter Lode
Unnamed Prospect (ARDF - MH210; Gossan Hill)
Unnamed Prospects (ARDF - MH129; Ridge Between The Middle And East Forks In Broxson Gulch)
Upper Canwell Prospect
Upper Glacier Prospect
Upper McCumber Creek Prospect
Verona Pick Occurrence
West Bowl Occurrences (Rainy)
West Crash Prospect
West Fork Rainy Creek Prospect
White Band Occurrence (east Of Upper North Fork Rainy Creek)
Wild One Occurrence
Yukon Corporation; Miller Mine Mine

Latitude: 63°21'29"N
Longitude: 145°54'5"W
Decimal Degree (lat, lon): 63.358055555556,-145.90138888889

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 Au B C Ca Co Cr Cu F Fe H Hg K Li Mg Mo Na Ni O Pb Pt S Sb Si Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmorphousAmphiboleArsenopyriteCalciteChalcopyriteClayClinozoisiteCobaltiteCopperDigenite
EpidoteFluoriteGarnetLöllingiteMalachiteMarcasiteMicaMolybdeniteNickelineNone
Not in a structural groupPentlanditePyritePyroxeneQuartzRocksaltSerpentineSphaleriteSpinelStibnite
TourmalineZircon

36 IMA Minerals at location:
Actinolite  (*)Arsenopyrite  (*)Azurite  (*)Bornite  (*)Calcite  (*)
Chalcocite  (*)Chalcopyrite  (*)Chromite  (*)Chrysotile  (*)Cinnabar  (*)
Cobaltite  (*)Copper  (*)Cuprite  (*)Digenite  (*)Diopside  (*)
Elbaite  (*)Epidote  (*)Fluorite  (*)Galena  (*)Gold  (*)
Magnetite  (*)Malachite  (*)Marcasite  (*)Molybdenite  (*)Muscovite  (*)
Opal  (*)Pentlandite  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)
Safflorite  (*)Sperrylite  (*)Sphalerite  (*)Stibnite  (*)Uvarovite  (*)
Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)22133689,1337613419
Arsenopyrite  (*)ArsenopyriteFeAsS11337389052
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)22133727,1337345509
Bornite  (*)NoneCu5FeS45133660,133717,133728,133736,1337585516
Calcite  (*)CalciteCa(CO3)9133689,133698,133714,133717,133753,133755,133762,133769,13377027770
Chalcocite  (*)NoneCu2S11337555707
Chalcopyrite  (*)ChalcopyriteCuFeS283133644,133645,133646,133648,133649,133650,133651,133652,133653,133656,133657,133658,133659,133660,133661,133662,133663,133665,133666,133667,133668,133669,133670,133671,133674,133677,133678,133680,133682,133685,133688,133689,133692,133693,133695,133703,133706,133707,133708,133711,133713,133716,133717,133718,133719,133720,133721,133727,133728,133729,133730,133731,133733,133734,133736,133737,133738,133739,133740,133741,133742,133743,133744,133745,133746,133747,133750,133752,133753,133754,133758,133761,133762,133763,133764,133765,133766,133767,133769,133770,133771,133773,13377427198
Chromite  (*)SpinelFe2+Cr2O416133652,133686,133697,133698,133704,133705,133710,133712,133715,133722,133724,133725,133726,133751,133752,1337543902
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)43133670,133698,133700951
Cinnabar  (*)NoneHgS11336942600
Cobaltite  (*)CobaltiteCoAsS1133754966
Copper  (*)CopperCu11337513846
Cuprite  (*)Not in a structural groupCu2O11337142970
Digenite  (*)DigeniteCu1.8S11337511027
Diopside  (*)PyroxeneCaMgSi2O63133663,133668,1337534135
Elbaite  (*)TourmalineNa(Al1.5Li1.5)Al6(Si6O18)(BO3)3(OH)3(OH)1133647520
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)10133655,133668,133679,133693,133705,133714,133758,133761,133762,1337638173
Fluorite  (*)FluoriteCaF211336799617
Galena  (*)RocksaltPbS25133644,133655,133659,133666,133667,133675,133688,133689,133696,133727,133729,133733,133734,133737,133740,133741,133743,133744,133745,133746,133747,133748,133749,133762,13376924243
Gold  (*)CopperAu18133655,133664,133672,133673,133675,133676,133679,133681,133686,133687,133690,133691,133694,133730,133762,133768,133772,13377530554
Magnetite  (*)SpinelFe2+Fe3+2O426133648,133649,133652,133655,133656,133657,133665,133668,133671,133676,133677,133678,133680,133685,133694,133698,133707,133708,133751,133754,133761,133762,133765,133767,133768,13377114899
Malachite  (*)MalachiteCu2(CO3)(OH)224133651,133660,133665,133670,133677,133680,133691,133695,133705,133706,133719,133720,133727,133728,133734,133736,133752,133754,133755,133758,133760,133766,133767,13377312537
Marcasite  (*)MarcasiteFeS24133711,133713,133716,1337655674
Molybdenite  (*)MolybdeniteMoS211336845800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)23133748,133749,13375017380
Opal  (*)AmorphousSiO2·nH2O11336982994
Pentlandite  (*)Pentlandite(Ni,Fe)9S833133644,133646,133648,133649,133650,133651,133652,133654,133656,133657,133658,133660,133662,133665,133668,133669,133670,133671,133674,133677,133678,133680,133685,133692,133703,133708,133716,133754,133765,133766,133767,133771,1337741512
Pyrite  (*)PyriteFeS256133644,133646,133659,133660,133661,133662,133663,133666,133667,133680,133682,133688,133689,133693,133694,133699,133702,133703,133707,133711,133713,133714,133716,133717,133718,133719,133720,133721,133727,133730,133731,133732,133734,133735,133738,133739,133740,133741,133742,133744,133747,133750,133753,133754,133755,133756,133757,133758,133759,133761,133762,133764,133765,133767,133769,13377339462
Pyrrhotite  (*)NickelineFe7S849133644,133645,133646,133648,133649,133650,133651,133652,133653,133654,133656,133657,133658,133659,133660,133662,133665,133666,133668,133669,133670,133671,133674,133677,133678,133680,133685,133688,133689,133692,133701,133702,133703,133707,133708,133711,133719,133721,133752,133753,133754,133763,133765,133766,133767,133770,133771,133773,1337749056
Quartz  (*)QuartzSiO235133647,133659,133662,133663,133684,133689,133695,133696,133705,133709,133727,133728,133729,133731,133733,133734,133736,133737,133738,133740,133741,133742,133743,133744,133745,133746,133747,133748,133749,133750,133755,133756,133757,133762,13376961156
Safflorite  (*)LöllingiteCoAs21133754317
Sperrylite  (*)PyritePtAs21133644337
Sphalerite  (*)SphaleriteZnS12133659,133663,133666,133667,133688,133689,133748,133749,133750,133753,133759,13376921482
Stibnite  (*)StibniteSb2S33133664,133748,1337573418
Uvarovite  (*)GarnetCa3Cr2(SiO4)31133663212
Zircon  (*)ZirconZr(SiO4)11336795251



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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