Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
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

Gemini Mine, Eureka, Juab County, Utah, USAi
Regional Level Types
Gemini MineMine
EurekaTown
Juab CountyCounty
UtahState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
39° 57' 11'' North , 112° 7' 28'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Eureka666 (2017)0.4km
Mount Nebo302 (2006)14.3km
Elberta256 (2011)14.6km
Goshen944 (2017)19.1km
Genola1,419 (2017)24.4km
Mindat Locality ID:
38155
Long-form identifier:
mindat:1:2:38155:5
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


15 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Anglesite
Formula: PbSO4
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Azurite
Formula: Cu3(CO3)2(OH)2
'Calamine'
Cerussite
Formula: PbCO3
Chlorargyrite
Formula: AgCl
Covellite
Formula: CuS
Galena
Formula: PbS
'Heulandite Subgroup'
Formula: (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Hydrozincite
Formula: Zn5(CO3)2(OH)6
'Limonite'
Malachite
Formula: Cu2(CO3)(OH)2
Marcasite
Formula: FeS2
Native Silver
Formula: Ag
Pearceite
Formula: [Ag6As2S7][Ag9CuS4]
Quartz
Formula: SiO2
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Galena2.CD.10PbS
Marcasite2.EB.10aFeS2
Pearceite2.GB.15[Ag6As2S7][Ag9CuS4]
Group 3 - Halides
Chlorargyrite3.AA.15AgCl
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Smithsonite5.AB.05ZnCO3
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Hydrozincite5.BA.15Zn5(CO3)2(OH)6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Unclassified
'Heulandite Subgroup'-(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
'Limonite'-
'Calamine'-

List of minerals for each chemical element

HHydrogen
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H AzuriteCu3(CO3)2(OH)2
H Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
H HydrozinciteZn5(CO3)2(OH)6
H MalachiteCu2(CO3)(OH)2
CCarbon
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C AzuriteCu3(CO3)2(OH)2
C CerussitePbCO3
C HydrozinciteZn5(CO3)2(OH)6
C MalachiteCu2(CO3)(OH)2
C SmithsoniteZnCO3
OOxygen
O AnglesitePbSO4
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
O AzuriteCu3(CO3)2(OH)2
O CerussitePbCO3
O Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
O HydrozinciteZn5(CO3)2(OH)6
O MalachiteCu2(CO3)(OH)2
O QuartzSiO2
O SmithsoniteZnCO3
NaSodium
Na Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
AlAluminium
Al Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
SiSilicon
Si Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Si QuartzSiO2
SSulfur
S AnglesitePbSO4
S CovelliteCuS
S GalenaPbS
S MarcasiteFeS2
S Pearceite[Ag6As2S7][Ag9CuS4]
S SphaleriteZnS
ClChlorine
Cl ChlorargyriteAgCl
KPotassium
K Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
CaCalcium
Ca Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
FeIron
Fe MarcasiteFeS2
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cu AzuriteCu3(CO3)2(OH)2
Cu CovelliteCuS
Cu MalachiteCu2(CO3)(OH)2
Cu Pearceite[Ag6As2S7][Ag9CuS4]
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn HydrozinciteZn5(CO3)2(OH)6
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
AsArsenic
As Pearceite[Ag6As2S7][Ag9CuS4]
AgSilver
Ag ChlorargyriteAgCl
Ag Pearceite[Ag6As2S7][Ag9CuS4]
Ag Native SilverAg
PbLead
Pb AnglesitePbSO4
Pb CerussitePbCO3
Pb GalenaPbS

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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.
 
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 4, 2026 03:53:19 Page updated: April 18, 2026 23:51:03
Go to top of page