Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for your votes!
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

Ruby Creek, Ambler Mining District, Yukon-Koyukuk Census Area, Alaska, USAi
Regional Level Types
Ruby CreekCreek
Ambler Mining District- not defined -
Yukon-Koyukuk Census AreaCensus Area
AlaskaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearchMineralogy
Latitude & Longitude (WGS84):
67° 3' 45'' North , 156° 57' 1'' West
Latitude & Longitude (decimal):
67.06260,-156.95040
GRN:
N45W47
Type:
Creek
Köppen climate type:
ET : Tundra
Nearest Settlements:
PlacePopulationDistance
Kobuk158 (2017)17.5km
Shungnak273 (2017)21.0km
Mindat Locality ID:
26113
Long-form identifier:
mindat:1:2:26113:6
GUID (UUID V4):
0
Other/historical names associated with this locality:
Bornite


A copper-cobalt deposit located along Ruby Creek on the north side of the Cosmos Hills in T. 19 N., R. 9 E., Kateel River Meridian. Shown as locality 24 in Mayfield and Grybeck (1978).

Deposit model name: Kipushi Cu-Pb-Zn (BC name is Carbonate-hosted Cu).

The deposit and its relationship to the Cosmos Hills were described in detail by Hitzman (1983).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


20 valid minerals.

Detailed Mineral List:

ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ Baryte
Formula: BaSO4
ⓘ Bementite
Formula: Mn7Si6O15(OH)8
References:
Am Min 49:158-165
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
References:
Am Min 49:158-165
ⓘ Carrollite
Formula: CuCo2S4
References:
USGS
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ 'Chlorite Group'
ⓘ Cymrite
Formula: BaAl2Si2(O,OH)8 · H2O
ⓘ Dickite
Formula: Al2(Si2O5)(OH)4
References:
Am Min 49:158-165
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Fluorite
Formula: CaF2
ⓘ Galena
Formula: PbS
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
References:
Am Min 49:158-165
ⓘ Pyrite
Formula: FeS2
ⓘ 'Pyrobitumen'
ⓘ Pyrrhotite
Formula: Fe1-xS
References:
Am Min 49:158-165
ⓘ Quartz
Formula: SiO2
ⓘ Siderite
Formula: FeCO3
ⓘ Sphalerite
Formula: ZnS
ⓘ 'Tennantite Subgroup'
Formula: Cu6(Cu4C2+2)As4S12S
References:
USGS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘGalena2.CD.10PbS
ⓘCarrollite2.DA.05CuCo2S4
ⓘPyrite2.EB.05aFeS2
ⓘ'Tennantite Subgroup'2.GB.05Cu6(Cu4C2+2)As4S12S
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSiderite5.AB.05FeCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
ⓘDolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Group 9 - Silicates
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘDickite9.ED.05Al2(Si2O5)(OH)4
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘBementite9.EE.05Mn7Si6O15(OH)8
ⓘCymrite9.EG.05BaAl2Si2(O,OH)8 · H2O
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Pyrobitumen'-

List of minerals for each chemical element

HHydrogen
Hⓘ BementiteMn7Si6O15(OH)8
Hⓘ CymriteBaAl2Si2(O,OH)8 · H2O
Hⓘ DickiteAl2(Si2O5)(OH)4
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ SideriteFeCO3
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ BaryteBaSO4
Oⓘ BementiteMn7Si6O15(OH)8
Oⓘ CalciteCaCO3
Oⓘ CymriteBaAl2Si2(O,OH)8 · H2O
Oⓘ DickiteAl2(Si2O5)(OH)4
Oⓘ DolomiteCaMg(CO3)2
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ SideriteFeCO3
FFluorine
Fⓘ FluoriteCaF2
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ DolomiteCaMg(CO3)2
AlAluminium
Alⓘ CymriteBaAl2Si2(O,OH)8 · H2O
Alⓘ DickiteAl2(Si2O5)(OH)4
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ BementiteMn7Si6O15(OH)8
Siⓘ CymriteBaAl2Si2(O,OH)8 · H2O
Siⓘ DickiteAl2(Si2O5)(OH)4
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
SSulfur
Sⓘ BaryteBaSO4
Sⓘ BorniteCu5FeS4
Sⓘ CarrolliteCuCo2S4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ Tennantite SubgroupCu6(Cu4C22+)As4S12S
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
Caⓘ FluoriteCaF2
MnManganese
Mnⓘ BementiteMn7Si6O15(OH)8
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ SideriteFeCO3
CoCobalt
Coⓘ CarrolliteCuCo2S4
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ CarrolliteCuCo2S4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ Tennantite SubgroupCu6(Cu4C22+)As4S12S
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ Tennantite SubgroupCu6(Cu4C22+)As4S12S
BaBarium
Baⓘ BaryteBaSO4
Baⓘ CymriteBaAl2Si2(O,OH)8 · H2O
PbLead
Pbⓘ GalenaPbS

Other Databases

Link to USGS MRDS:10096766
Link to USGS - Alaska:AR018

Other Regions, Features and Areas containing this locality

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

Hitzman, M.W., 1983, Geology of the Cosmos Hills and its relationship to the Ruby Creek copper-cobalt deposit: Palo Alto, California, Stanford University, Ph.D. dissertation, 266 p., charts, illust., maps.
Bernstein, L.R., and Cox, D.P., 1986, Geology and sulfide mineralogy of the Number One ore body, Ruby Creek copper deposit, Alaska: Economic Geology, v. 81, p. 1675-1689.
Hitzman, M.W., Profett, J.M., Jr., Schmidt, J.M., and Smith, T.E., 1986, Geology and mineralization of the Ambler district, northwestern Alaska: Economic Geology, v. 81, p. 1592-1618.
Hitzman, M.W., Smith, T.E., and Proffett, J.M., Jr., 1982, Bedrock geology of the Ambler district, southwestern Brooks Range, Alaska: Alaska Division of Geological and Geophysical Surveys Geologic Report 75, 2 sheets, scales 1:125,000, and 1:166,667.
Fritts, C.E., 1970, Geology and geochemistry of the Cosmos Hills, Ambler River and Shungnak River quadrangles, Alaska: Alaska Division of Geological and Geophysical Surveys Geological Report 39, 63 p., 4 sheets, scale 1:63,360.
Matzko, J.J., and Freeman, V.L., 1963 Summary of reconnaissance for Uranium in Alaska, 1955: U.S. Geological Survey Bulletin 1155, p. 33-49.
Runnels, D.D., 1969, The mineralogy and sulfur isotopes of the Ruby Creek copper prospect, Bornite, Alaska: Economic Geology, v. 64, p. 75-90.
Cobb, Edward Huntington (1975) Summary of references to mineral occurrences (other than mineral fuels and construction materials) in Northern Alaska. Open-File Report Vol. 1975 (75-628) US Geological Survey doi:10.3133/ofr75628
Mayfield, C.F., Grybeck, D. (1978), Mineral occurrences and resource map of the Ambler River quadrangle, Alaska: USGS Open-File Report 78-120-I, 1 sheet, scale 1:250,000.
Dunning G.E., Walstrom R.E., Lechner W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part 1: Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte Mexico, Western Canada and Alaska U.S.A. Bay Area Mineralogists Bulletin: 19(5), 70 pages.
Quick NavTopCommoditiesMineral ListOther DatabasesOther 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 5, 2026 08:22:31 Page updated: July 24, 2026 00:30:30
Go to top of page