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

Biotite from
Naizhigou Au deposit, Jiapigou ore field, Huadian City, Jilin, Jilin, 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 Naizhigou Au deposit, Jiapigou ore field, Huadian City, Jilin, Jilin, China
Data Identifiers
Mindat Occurrence Record ID:1773458
Long-form Identifier:1:3:1773458:5
GUID (UUID V4):0
Nearest other occurrences of Biotite
4.7km (2.9 miles) ⓘBinghugou Au deposit, Liuhe orefield, Jiapigou ore field, Huadian City, Jilin, Jilin, China
20.3km (12.6 miles) ⓘLiupiyegou Mine, Jiapigou ore field, Huadian City, Jilin, Jilin, China
26.0km (16.1 miles) ⓘSandaotong Cu deposit, Huadian City, Jilin, Jilin, China
28.8km (17.9 miles) ⓘSandaocha Mine, Jiapigou ore field, Huadian City, Jilin, Jilin, China
32.7km (20.3 miles) ⓘTianhexing porphyry CuMo deposit, Jingyu County, Baishan, Jilin, China
36.0km (22.4 miles) ⓘLaoniugou Fe deposit (Laoniuguo Fe deposit), Huadian City, Jilin, Jilin, China
36.5km (22.7 miles) ⓘBanmiaozi Au deposit, Jiapigou auriferous greenstone belt, Jiapigou ore field, Huadian City, Jilin, Jilin, China
41.3km (25.7 miles) ⓘHuangnihe pluton, Dunhua City, Yanbian Chaoxianzu, Jilin, China
45.8km (28.5 miles) ⓘSongjianghe Au deposit, Dunhua City, Yanbian Chaoxianzu, Jilin, China
58.7km (36.5 miles) ⓘErdaodianzi Au-(Ag-Cu) deposit, Huadian City, Jilin, Jilin, China
References
Han, Jilong; Lü, Zhicheng; Zhao, Chuntao; Zhang, Xiaotian; Sun, Jinggui; Wang, Shu; Zhang, Xinwen (2025) Ore Genesis of the Jurassic Granite-Hosted Naizhigou Gold Deposit in the Jiapigou District of Northeast China: Constraints from Fluid Inclusions and H–O–S Isotopes. Minerals, 15 (7). doi:10.3390/min15070696
 
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 02:47:02
Go to top of page