Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Nyac Domain, North America Platei
Regional Level Types
Nyac DomainDomain
North America PlateTectonic Plate

This page is currently not sponsored. Click here to sponsor this page.
PhotosSearch
03757000017468116694435.jpg
Native Iridium

Bear Creek Mine, Aniak Mining District, Bethel Census Area, Alaska, USA
08424420017466503372698.jpg
Native Iridium

Bear Creek Mine, Aniak Mining District, Bethel Census Area, Alaska, USA
03823990017466578923822.jpg
Native Iridium

Bear Creek Mine, Aniak Mining District, Bethel Census Area, Alaska, USA
07555560017468116698448.jpg
Native Iridium

Bear Creek Mine, Aniak Mining District, Bethel Census Area, Alaska, USA
03823990017466578923822.jpg
Native Iridium

Bear Creek Mine, Aniak Mining District, Bethel Census Area, Alaska, USA
07555560017468116698448.jpg
Native Iridium

Bear Creek Mine, Aniak Mining District, Bethel Census Area, Alaska, USA
Type:
Domain
Age:
170 to 110 Ma
Geologic Time:
Mesozoic
Reference for age:
Lund, K., Box, S. E., Holm-Denoma, C. S., San Juan, C. A., Blakely, R. J., Saltus, R. W., ... & Dewitt, E. H. (2015). Basement domain map of the conterminous United States and Alaska (Data Series 898, p. 48). US Department of the Interior, US Geological Survey.
Largest Settlements:
PlacePopulation
Bethel6,450 (2017)
Kwethluk760 (2017)
Quinhagak706 (2017)
Akiachak627 (2011)
Aniak528 (2017)
Napaskiak427 (2017)
Mindat Locality ID:
421980
Long-form identifier:
mindat:1:2:421980:7
GUID (UUID V4):
0


Oceanic arc
Collisional
135–110 Ma
Walrus arc

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

17 valid minerals.

Detailed Mineral List:

ⓘ Bismuthinite
Formula: Bi2S3
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ 'Chlorite Group'
ⓘ Cinnabar
Formula: HgS
ⓘ 'Limonite'
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Molybdenite
Formula: MoS2
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 22 localities in this region.
ⓘ Native Platinum
Formula: Pt
ⓘ Powellite
Formula: Ca(MoO4)
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Sphalerite
Formula: ZnS
ⓘ Stibnite
Formula: Sb2S3
ⓘ Tellurobismuthite
Formula: Bi2Te3
ⓘ Tetradymite
Formula: Bi2Te2S

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
ⓘNative Platinum1.AF.10Pt
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘCinnabar2.CD.15aHgS
ⓘBismuthinite2.DB.05Bi2S3
ⓘStibnite2.DB.05Sb2S3
ⓘTellurobismuthite2.DC.05Bi2Te3
ⓘTetradymite2.DC.05Bi2Te2S
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘQuartz
var. Chalcedony		4.DA.05SiO2
ⓘ4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘPowellite7.GA.05Ca(MoO4)
Group 9 - Silicates
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Limonite'-

List of minerals for each chemical element

HHydrogen
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ PowelliteCa(MoO4)
Oⓘ QuartzSiO2
Oⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
AlAluminium
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SSulfur
Sⓘ BismuthiniteBi2S3
Sⓘ ChalcopyriteCuFeS2
Sⓘ CinnabarHgS
Sⓘ MolybdeniteMoS2
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ StibniteSb2S3
Sⓘ TetradymiteBi2Te2S
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ PowelliteCa(MoO4)
FeIron
Feⓘ ChalcopyriteCuFeS2
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
CuCopper
Cuⓘ ChalcopyriteCuFeS2
ZnZinc
Znⓘ SphaleriteZnS
MoMolybdenum
Moⓘ MolybdeniteMoS2
Moⓘ PowelliteCa(MoO4)
SbAntimony
Sbⓘ StibniteSb2S3
TeTellurium
Teⓘ TellurobismuthiteBi2Te3
Teⓘ TetradymiteBi2Te2S
PtPlatinum
Ptⓘ Native PlatinumPt
AuGold
Auⓘ Native GoldAu
HgMercury
Hgⓘ CinnabarHgS
BiBismuth
Biⓘ BismuthiniteBi2S3
Biⓘ TellurobismuthiteBi2Te3
Biⓘ TetradymiteBi2Te2S

Fossils

There are 1 fossil locality from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences1
Youngest Fossil Listed209 Ma (Late/Upper Triassic)
Oldest Fossil Listed228 Ma (Late/Upper Triassic)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Monotis (Pacimonotis) subcircularis
species		Animalia : Mollusca : Bivalvia : Pectinida : Monotidae : Monotis : Monotis (Pacimonotis) subcircularis228 - 208.5 Ma
Late/Upper Triassic
Fossil LocalitiesClick to show 1 fossil locality

Localities in this Region

USA
USA

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Lund, K., Box, S. E., Holm-Denoma, C. S., San Juan, C. A., Blakely, R. J., Saltus, R. W., ... & Dewitt, E. H. (2015). Basement domain map of the conterminous United States and Alaska (Data Series 898, p. 48). US Department of the Interior, US Geological Survey.
Quick NavTopCommoditiesMineral ListFossilsLocalities in RegionOther RegionsReferences
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 6, 2026 01:59:30 Page updated: August 11, 2025 03:26:37
Go to top of page