Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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

Biotite from
Xiongmei Cu deposit, Xiongmei, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China


Locality type:Deposit
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Xiongmei Cu deposit, Xiongmei, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
Data Identifiers
Mindat Occurrence Record ID:870984
Long-form Identifier:1:3:870984:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
19.5km (12.1 miles) ⓘSangri Cu deposit, Baingoin Co. (Bange Co.), Nagqu, Tibet, China
27.1km (16.8 miles) ⓘGuomang-Co granitic mylonite, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
66.7km (41.4 miles) ⓘKese granite, Baingoin Co. (Bange Co.), Nagqu, Tibet, China
81.7km (50.8 miles) ⓘJiagangxueshan W-Mo-(Bi) deposit, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
83.7km (52.0 miles) ⓘGariatong Nb-Ta-Rb ore body, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
References
Xiaoming Qu, Ruijiang Wang, Jingjing Dai, Youguo Li, Xun Qi, Hongbo Xin, Yang Song, and Dedao Du (2012): Mineral Deposits 31(1), 1-12
 
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 7, 2026 00:34:48
Go to top of page