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

Muscovite from
Colorado Group, Spring Mountain Mining District, Lemhi County, Idaho, USA


Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Colorado Group, Spring Mountain Mining District, Lemhi County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:446016
Long-form Identifier:1:3:446016:9
GUID (UUID V4):0
Nearest other occurrences of Muscovite
37.9km (23.5 miles) Ima Mine, Blue Wing Mining District, Lemhi County, Idaho, USA
59.0km (36.6 miles) Big Thor Nos. 1 and 2 Vein Prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
59.1km (36.7 miles) H. R. S. No. 1 Occurrence (Staatz Location No. 95), Lemhi Pass Mining District, Beaverhead County, Montana, USA
59.9km (37.2 miles) Saddlehorn No. 3 Occurrence (Staatz Location No. 94), Lemhi Pass Mining District, Beaverhead County, Montana, USA
63.0km (39.1 miles) Last Chance vein, Nuclear Fuels and Rare Metals Corporation Prospect (Lake Vein; Contact Vein; Deer Vein; Silver Queen 52-B; Silver Queen 38-A; Wonder Lode; Cago Vein; Black Bull; Wonder Vein), Lemhi Pass Mining District, Lemhi County, Idaho, USA
64.0km (39.8 miles) Unnamed Th occurrence [9] (Staatz Location No. 59), Lemhi Pass Mining District, Beaverhead County, Montana, USA
64.2km (39.9 miles) Little Dandy No. 1 Deposit, McDevitt Mining District, Lemhi County, Idaho, USA
64.3km (40.0 miles) Wonder Lode No. 18 Deposit (Wonder Lode; Quinn Prospect; Silver Bell), McDevitt Mining District, Lemhi County, Idaho, USA
65.0km (40.4 miles) Cago No. 12 Claim, Lemhi Pass Mining District, Lemhi County, Idaho, USA
66.4km (41.2 miles) No. 31 Thorium Deposit, Lemhi Pass Mining District, Lemhi County, Idaho, USA
References
 
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 11:02:18
Go to top of page