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

Eureka Gulch, Eureka, Eureka Mining District, San Juan County, Colorado, USAi
Regional Level Types
Eureka GulchGulch
EurekaVillage (Historical)
Eureka Mining DistrictMining District
San Juan CountyCounty
ColoradoState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
04648940017272288585319.jpg
Quartz

Eureka Gulch, Eureka, Eureka Mining District, San Juan County, Colorado, USA
04648940017272288585319.jpg
Quartz

Eureka Gulch, Eureka, Eureka Mining District, San Juan County, Colorado, USA
04648940017272288585319.jpg
Quartz

Eureka Gulch, Eureka, Eureka Mining District, San Juan County, Colorado, USA
Latitude & Longitude (WGS84):
37° 52' 47'' North , 107° 34' 4'' West
Latitude & Longitude (decimal):
37.87972,-107.56778
GeoHash:
G#: 9wex2pz93
GRN:
N26W61
Type:
Gulch
Köppen climate type:
Dfc : Subarctic climate
Nearest Settlements:
PlacePopulationDistance
Silverton637 (2011)11.4km
Ouray1,008 (2017)18.3km
Telluride2,399 (2018)22.4km
Ophir169 (2017)23.4km
Portland135 (2011)25.3km
Mindat Locality ID:
194455
Long-form identifier:
mindat:1:2:194455:9
GUID (UUID V4):
0


Above Sunnyside workings.

NOTE: Coordinates provided are for the mouth of the gulch as per USGS GNIS databse protocol.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


3 valid minerals.

Detailed Mineral List:

ⓘ Hübnerite
Formula: MnWO4
ⓘ Quartz
Formula: SiO2
ⓘ Rhodonite
Formula: CaMn3Mn[Si5O15]

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
ⓘHübnerite4.DB.30MnWO4
Group 9 - Silicates
ⓘRhodonite9.DK.05CaMn3Mn[Si5O15]

List of minerals for each chemical element

OOxygen
Oⓘ HübneriteMnWO4
Oⓘ QuartzSiO2
Oⓘ RhodoniteCaMn3Mn[Si5O15]
SiSilicon
Siⓘ QuartzSiO2
Siⓘ RhodoniteCaMn3Mn[Si5O15]
CaCalcium
Caⓘ RhodoniteCaMn3Mn[Si5O15]
MnManganese
Mnⓘ HübneriteMnWO4
Mnⓘ RhodoniteCaMn3Mn[Si5O15]
WTungsten
Wⓘ HübneriteMnWO4

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.

References

New Mexico Mineral Symposium (2008), abstracts.
Quick NavTopMineral ListOther 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 4, 2026 15:20:54 Page updated: August 14, 2025 22:17:45
Go to top of page