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

Pyrite from
Black Diamond Prospect (War Eagle Prospect), Cowles Mining District (Haystack Mining District; Boulder Mining District; Independence Mining District), Park County, Montana, USA


Locality type:Prospect
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Black Diamond Prospect (War Eagle Prospect), Cowles Mining District (Haystack Mining District; Boulder Mining District; Independence Mining District), Park County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:496420
Long-form Identifier:1:3:496420:9
GUID (UUID V4):0
Nearest other occurrences of Pyrite
8.3km (5.2 miles) ⓘSkyline Prospect (Ski Line Mine; Mtn. View No. 1 & No. 2), Independence Mining District, Sweet Grass County, Montana, USA
21.9km (13.6 miles) ⓘIron Mountain, Sweet Grass County, Montana, USA
22.8km (14.1 miles) ⓘFrog Pond West Occurrence (J-M Reef), Sweet Grass County, Montana, USA
23.7km (14.7 miles) ⓘJanet 50 Occurrence, Sweet Grass County, Montana, USA
23.9km (14.9 miles) ⓘMonkey East Camp Zone Occurrence (J-M Reef), Sweet Grass County, Montana, USA
25.2km (15.7 miles) ⓘStillwater Mine (Johns-Manville Stillwater Platinum; Stillwater PGM Resources; Stillwater Platinum Project; M Prospect), Sweet Grass County, Montana, USA
26.2km (16.3 miles) ⓘPicket Pins prospect (Picket Pin occurrence), Sweet Grass County, Montana, USA
27.5km (17.1 miles) ⓘWest Fork East Adit Occurrence (J-M Reef), Sweet Grass County, Montana, USA
29.9km (18.6 miles) ⓘEast Boulder Mine, Sweet Grass County, Montana, USA
31.0km (19.3 miles) ⓘEmigrant Gold Mining Company, Emigrant Creek Mining District (Chico Mining District), Park County, Montana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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 04:05:48
Go to top of page