Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for 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

Sericite from
Unnamed Occurrence (ARDF - ID160; north of upper Smith Creek), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA


Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Unnamed Occurrence (ARDF - ID160; north of upper Smith Creek), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:592045
Long-form Identifier:1:3:592045:7
GUID (UUID V4):0
Nearest other occurrences of Sericite
21.1km (13.1 miles) ⓘUnnamed Occurrence (ARDF - ID171; south of Little Eldorado Creek), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA
23.3km (14.5 miles) ⓘUnnamed Occurrence (ARDF - ID174; upper Little Eldorado Creek), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA
24.2km (15.1 miles) ⓘUnnamed Occurrence (ARDF - ID173; east tributary of Little Eldorado Creek), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA
50.8km (31.6 miles) ⓘUnnamed Occurrence (ARDF - ID175; west of Julian Creek), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA
67.2km (41.7 miles) ⓘHeadwall Prospect, Aniak Mining District, Bethel Census Area, Alaska, USA
78.3km (48.6 miles) ⓘUnnamed Occurrence (ARDF - ID139; south of hill 1735), Iditarod Mining District, Yukon-Koyukuk Census Area, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. 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 5, 2026 15:18:18
Go to top of page