Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of 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

Siderite from
Wasa Mine (Monarch Mine; Simmer Jack; Durand; Key; Key-Durand), Dunkleberg Mining District, Granite County, Montana, USA


Locality type:Mine
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Wasa Mine (Monarch Mine; Simmer Jack; Durand; Key; Key-Durand), Dunkleberg Mining District, Granite County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:501460
Long-form Identifier:1:3:501460:6
GUID (UUID V4):0
Nearest other occurrences of Siderite
34.3km (21.3 miles) ⓘAtlantic Cable Mine, Georgetown Mining District (Southern Cross Mining District; Cable Mining District), Deer Lodge County, Montana, USA
53.7km (33.4 miles) ⓘCape Nome Mine (Moose; Bullion), Wallace Mining District (Clinton Mining District), Missoula County, Montana, USA
63.2km (39.3 miles) ⓘBullion Mine, Cataract Mining District (Comet Mining District; Basin Mining District), Jefferson County, Montana, USA
63.8km (39.6 miles) ⓘButte and Philadelphia Prospect (Lady Leith-Cady Leith Mines; Katie Leith), Cataract Mining District (Comet Mining District; Basin Mining District), Jefferson County, Montana, USA
65.6km (40.8 miles) ⓘEureka Mine, Vaughn Mining District (Rimini Mining District), Lewis and Clark County, Montana, USA
66.4km (41.3 miles) ⓘBurlington Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
67.3km (41.8 miles) ⓘUncle Sam Mine (Jennie B.), Cataract Mining District (Comet Mining District; Basin Mining District), Jefferson County, Montana, USA
67.5km (42.0 miles) ⓘLexington Mine, Walkerville, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
68.4km (42.5 miles) ⓘSteward Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
69.6km (43.3 miles) ⓘLeonard Mine, Butte Mining District (Summit Valley Mining District), Silver Bow 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 3, 2026 17:09:23
Go to top of page