Log InRegister
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreOur ScienceMindat Newsletter [Free Download]Contact Us
Donate to MindatSponsor a PageCorporate SponsorshipSponsored Pages
Learning CenterWhat Is a Mineral?The Most Common Minerals on EarthInformation for EducatorsMindat ArticlesMindat Newsletter [Free Download]The ElementsThe Mineral Quiz
Search FormMinerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDMinerals by CountryAlphabetical Mineral IndexAlphabetical Locality SearchMineral Association SearchList of CountriesLocalities Near MePhoto SearchSearch ArticlesSearch GlossaryThe Rock H. Currier Digital LibraryMore Search Options
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
MineralsPetrologyFossilsMeteoritesGeologic Time
Mining CompaniesStatisticsMineral MuseumsClubs & OrganizationsMineral Shows & EventsDevice SettingsTime Machine
Read DiscussionsIdentification Request
Photo SearchPhoto GalleriesSearch by ColourPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Biotite from
Koraput gabbro/nepheline syenite, Koraput District, Odisha, India


Locality type:Occurrence
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 Koraput gabbro/nepheline syenite, Koraput District, Odisha, India
Data Identifiers
Mindat Occurrence Record ID:1334525
Long-form Identifier:1:3:1334525:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
55.7km (34.6 miles) ⓘPanasapattu, Koraput District, Odisha, India
65.0km (40.4 miles) ⓘNishikhal Mn deposit, Rayagada District, Odisha, India
71.3km (44.3 miles) ⓘDiguva Sonaba, Visakhapatnam District, Andhra Pradesh, India
76.4km (47.5 miles) ⓘKasipatnam Hill, Visakhapatnam District, Andhra Pradesh, India
83.7km (52.0 miles) ⓘOrissa deposit, Malkangiri District, Odisha, India
93.5km (58.1 miles) ⓘSkarn localities, Chinnabantupalli, Srikakulam District, Andhra Pradesh, India
References
Bose, Mihir K. (1970) Petrology of the Intrusive Alkalic Suite of Koraput, Orissa. Journal of the Geological Society of India, 11 (2). 99-126
Sarkar, A., Paul, D. K., Bishui, P. K., Gupta, S. N., & Nanda, J. K. (1989). Late Proterozoic alkaline magmatism in the Eastern Ghats Belt: Rb-Sr isotopic study on the Koraput complex, Orissa. Indian Minerals, 43(3-4), 265-272.
Gupta, Saibal, Nanda, Jagatbikas, Kumar Mukherjee, Sumit, Santra, Manasij (2005) Alkaline Magmatism Versus Collision Tectonics in the Eastern Ghats Belt, India: Constraints from Structural Studies in the Koraput Complex. Gondwana Research, 8 (3) 403-419 doi:10.1016/s1342-937x(05)71143-6
Nanda, J., Gupta, S., & Dobmeier, C. J. (2008). Metamorphism of the Koraput Alkaline Complex, Eastern Ghats Province, India—evidence for reworking of a granulite terrane. Precambrian Research, 165(3-4), 153-168.
Nanda, J., Gupta, S., & Mamtani, M. A. (2009). Analysis of deformation fabric in an Alkaline Complex (Koraput): implications for time relationship between emplacement, fabric development and regional tectonics. Journal of the Geological Society of India, 74(1), 78-94.
 
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: October 19, 2026 22:42:40
Go to top of page